Mercurial > gemma
annotate pkg/controllers/bottlenecks.go @ 5204:7ca9e6c9a203 new-fwa
Introduced type for mode (monthly, quarterly, yearly).
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Mon, 11 May 2020 11:03:19 +0200 |
parents | 355195a90298 |
children | 23addd19a6e2 |
rev | line source |
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1 // This is Free Software under GNU Affero General Public License v >= 3.0 |
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2 // without warranty, see README.md and license for details. |
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3 // |
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4 // SPDX-License-Identifier: AGPL-3.0-or-later |
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5 // License-Filename: LICENSES/AGPL-3.0.txt |
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6 // |
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7 // Copyright (C) 2019 by via donau |
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8 // – Österreichische Wasserstraßen-Gesellschaft mbH |
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9 // Software engineering by Intevation GmbH |
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10 // |
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11 // Author(s): |
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12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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13 // * Sascha Wilde <wilde@intevation.de> |
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14 |
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15 package controllers |
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16 |
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17 import ( |
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Simpified code.
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18 "context" |
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19 "database/sql" |
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20 "encoding/csv" |
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21 "fmt" |
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22 "log" |
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23 "net/http" |
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24 "time" |
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25 |
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Cosmetics.
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26 "github.com/gorilla/mux" |
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Cosmetics.
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27 |
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28 "gemma.intevation.de/gemma/pkg/common" |
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29 "gemma.intevation.de/gemma/pkg/middleware" |
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30 ) |
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31 |
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32 const ( |
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33 selectLimitingSQL = ` |
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34 SELECT limiting FROM waterway.bottlenecks bn |
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35 WHERE bn.validity @> current_timestamp AND objnam = $1 |
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36 ` |
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37 |
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38 selectAvailableDepthSQL = ` |
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39 WITH data AS ( |
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40 SELECT |
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41 efa.measure_date, |
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42 efa.available_depth_value, |
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43 efa.available_width_value, |
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44 efa.water_level_value |
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45 FROM waterway.effective_fairway_availability efa |
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46 JOIN waterway.fairway_availability fa |
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47 ON efa.fairway_availability_id = fa.id |
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48 JOIN waterway.bottlenecks bn |
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49 ON fa.bottleneck_id = bn.bottleneck_id |
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50 WHERE |
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51 bn.validity @> current_timestamp AND |
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52 bn.objnam = $1 AND |
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53 efa.level_of_service = $2 AND |
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54 efa.measure_type = 'Measured' AND |
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55 (efa.available_depth_value IS NOT NULL OR |
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56 efa.available_width_value IS NOT NULL) AND |
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57 efa.water_level_value IS NOT NULL |
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58 ), |
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59 before AS ( |
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60 SELECT * FROM data WHERE measure_date < $3 |
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61 ORDER BY measure_date DESC LIMIT 1 |
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62 ), |
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63 inside AS ( |
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64 SELECT * FROM data WHERE measure_date BETWEEN $3 AND $4 |
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65 ), |
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66 after AS ( |
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67 SELECT * FROM data WHERE measure_date > $4 |
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68 ORDER BY measure_date LIMIT 1 |
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69 ) |
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70 SELECT * FROM before |
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71 UNION ALL |
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72 SELECT * FROM inside |
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73 UNION ALL |
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74 SELECT * FROM after |
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75 ORDER BY measure_date |
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76 ` |
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77 |
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78 selectGaugeLDCSQL = ` |
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79 SELECT |
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80 grwl.value |
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81 FROM waterway.gauges_reference_water_levels grwl |
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82 JOIN waterway.bottlenecks bns |
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83 ON grwl.location = bns.gauge_location |
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84 AND grwl.validity @> COALESCE(upper(bns.validity), current_timestamp) |
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85 WHERE lower(bns.validity) = (SELECT max(lower(validity)) |
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86 FROM waterway.bottlenecks WHERE objnam = $1) |
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87 AND bns.objnam = $1 |
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88 AND grwl.depth_reference like 'LDC%' |
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89 ` |
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90 ) |
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91 |
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92 // According to clarification, it has to be assumed, that at times |
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93 // with no data, the best case (which by convention is the highest |
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94 // class created by classify()) should be assumed. That is due to the |
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95 // fact, that at times where bottlenecks are not a limiting factor on |
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96 // the waterway, services don't provide any data for the bottleneck in |
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97 // question. |
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98 // |
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99 // FIXME: A potential improvement could be to intersect the time |
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100 // ranges with the time ranges where bottlenecks were "active" (this |
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101 // _might_ be derivable from the validity periods in the bottleneck |
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102 // data. So it _might_ be possible do detect actual missing data (BN |
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103 // valid, but no data from FA service). Anyway, this is left out for |
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104 // now, as many clarification regarding the base assumtions would be |
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105 // needed and the results still might be unrelyable. |
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106 func optimisticPadClassification( |
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107 from, to time.Time, |
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108 classified []time.Duration, |
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109 ) []time.Duration { |
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110 |
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111 var actualDuration time.Duration |
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112 for _, v := range classified { |
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113 actualDuration += v |
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114 } |
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115 |
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116 // If the actual duration is smaller than the length |
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117 // of the classifaction interval extend the |
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118 // time spend in the highest class by the difference. |
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119 if delta := to.Sub(from) - actualDuration; delta > 0 { |
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120 classified[len(classified)-1] += delta |
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121 } |
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122 |
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123 return classified |
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124 } |
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125 |
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126 func durationsToPercentage(duration time.Duration, classes []time.Duration) []float64 { |
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127 percents := make([]float64, len(classes)) |
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128 total := 100 / duration.Seconds() |
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129 for i, v := range classes { |
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130 percents[i] = v.Seconds() * total |
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131 } |
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132 return percents |
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133 } |
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134 |
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135 func loadDepthValues( |
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136 ctx context.Context, |
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137 conn *sql.Conn, |
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138 bottleneck string, |
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139 los int, |
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140 from, to time.Time, |
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141 ) (availMeasurements, error) { |
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142 |
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143 rows, err := conn.QueryContext( |
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144 ctx, selectAvailableDepthSQL, bottleneck, los, from, to) |
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145 if err != nil { |
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146 return nil, err |
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147 } |
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148 defer rows.Close() |
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149 |
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150 var ms availMeasurements |
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151 |
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152 for rows.Next() { |
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153 var m availMeasurement |
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154 if err := rows.Scan( |
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155 &m.when, |
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156 &m.depth, |
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157 &m.width, |
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158 &m.value, |
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159 ); err != nil { |
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160 return nil, err |
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161 } |
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162 m.when = m.when.UTC() |
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163 ms = append(ms, m) |
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164 } |
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165 |
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166 if err := rows.Err(); err != nil { |
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167 return nil, err |
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168 } |
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169 |
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170 return ms, nil |
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171 } |
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172 |
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173 func loadLDCReferenceValue( |
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174 ctx context.Context, |
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175 conn *sql.Conn, |
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176 bottleneck string, |
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177 ) ([]float64, error) { |
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178 var value float64 |
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179 err := conn.QueryRowContext(ctx, selectGaugeLDCSQL, bottleneck).Scan(&value) |
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180 switch { |
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181 case err == sql.ErrNoRows: |
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182 return nil, nil |
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183 case err != nil: |
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184 return nil, err |
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185 } |
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186 return []float64{value}, nil |
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187 } |
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188 |
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189 func bottleneckAvailabilty(rw http.ResponseWriter, req *http.Request) { |
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190 |
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191 mode := parseFWAMode(req.FormValue("mode")) |
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192 bn := mux.Vars(req)["objnam"] |
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193 |
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194 if bn == "" { |
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195 http.Error( |
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196 rw, |
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197 "Missing objnam of bottleneck", |
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198 http.StatusBadRequest, |
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199 ) |
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200 return |
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201 } |
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202 |
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203 from, to, ok := parseFromTo(rw, req) |
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204 if !ok { |
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205 return |
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206 } |
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|
207 |
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208 los, ok := parseFormInt(rw, req, "los", 1) |
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209 if !ok { |
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Prepared to write the fairway availibilty as CSV, too. WIP.
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210 return |
2962
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|
211 } |
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Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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|
212 |
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|
213 conn := middleware.GetDBConn(req) |
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Display Available Fairway Depths vs. LNWL: Completed backend (untested).
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diff
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|
214 ctx := req.Context() |
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215 |
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parents:
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|
216 var limiting string |
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
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217 err := conn.QueryRowContext(ctx, selectLimitingSQL, bn).Scan(&limiting) |
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FA: fix inconsistency in access to values of LDCs and limiting value.
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218 switch { |
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FA: fix inconsistency in access to values of LDCs and limiting value.
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parents:
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219 case err == sql.ErrNoRows: |
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FA: fix inconsistency in access to values of LDCs and limiting value.
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220 http.Error( |
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FA: fix inconsistency in access to values of LDCs and limiting value.
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|
221 rw, fmt.Sprintf("Unknown limitation for %s.", bn), |
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
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|
222 http.StatusNotFound) |
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
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diff
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|
223 return |
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parents:
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diff
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|
224 case err != nil: |
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225 http.Error( |
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FA: fix inconsistency in access to values of LDCs and limiting value.
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|
226 rw, fmt.Sprintf("DB error: %v.", err), |
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
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|
227 http.StatusInternalServerError) |
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
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diff
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|
228 return |
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parents:
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diff
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|
229 } |
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parents:
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diff
changeset
|
230 |
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parents:
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diff
changeset
|
231 access := limitingFactor(limiting) |
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FA: fix inconsistency in access to values of LDCs and limiting value.
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|
232 |
3439
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233 ldcRefs, err := loadLDCReferenceValue(ctx, conn, bn) |
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Prepared to write the fairway availibilty as CSV, too. WIP.
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234 if err != nil { |
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Prepared to write the fairway availibilty as CSV, too. WIP.
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235 http.Error( |
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Prepared to write the fairway availibilty as CSV, too. WIP.
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236 rw, |
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237 fmt.Sprintf("Internal server error: %v", err), |
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238 http.StatusInternalServerError, |
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239 ) |
3076
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240 return |
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parents:
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diff
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|
241 } |
e0daeb05bf50
Display Available Fairway Depths vs. LNWL: Completed backend (untested).
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diff
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|
242 |
3412
5e284f39a081
fairway availibility: Reduce defaults to 230 and 250 as class breaks.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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3405
diff
changeset
|
243 if len(ldcRefs) == 0 { |
3439
d7ddb21f7017
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244 http.Error( |
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245 rw, |
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246 "No gauge reference values found for bottleneck", |
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247 http.StatusNotFound, |
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248 ) |
3116
ff0b9a94e0e4
Simpified code.
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249 return |
2962
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parents:
diff
changeset
|
250 } |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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|
251 |
5204
7ca9e6c9a203
Introduced type for mode (monthly, quarterly, yearly).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
5203
diff
changeset
|
252 breaks := parseBreaks(req.FormValue("breaks")) |
3445
e07b18f2482e
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253 |
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6994602d2935
fairway availibilty: Implemented for streches and sections.
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diff
changeset
|
254 log.Printf("info: time interval: (%v - %v)\n", from, to) |
6994602d2935
fairway availibilty: Implemented for streches and sections.
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|
255 |
3114
c68cef0346b7
Display Available Fairway Depths: Introduced type to re-use code from Available Fairway Depths vs. LNWL.
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diff
changeset
|
256 var ms availMeasurements |
3116
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Simpified code.
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parents:
3115
diff
changeset
|
257 if ms, err = loadDepthValues(ctx, conn, bn, los, from, to); err != nil { |
2962
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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parents:
diff
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|
258 return |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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diff
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|
259 } |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
260 |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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parents:
diff
changeset
|
261 if len(ms) == 0 { |
3439
d7ddb21f7017
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diff
changeset
|
262 http.Error( |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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diff
changeset
|
263 rw, |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
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diff
changeset
|
264 "No available fairway depth values found", |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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diff
changeset
|
265 http.StatusNotFound, |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
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diff
changeset
|
266 ) |
2962
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
267 return |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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parents:
diff
changeset
|
268 } |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
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parents:
diff
changeset
|
269 |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
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diff
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|
270 rw.Header().Add("Content-Type", "text/csv") |
e07b18f2482e
Write fairway-depth as CSV, too.
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changeset
|
271 |
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Write fairway-depth as CSV, too.
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diff
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272 out := csv.NewWriter(rw) |
e07b18f2482e
Write fairway-depth as CSV, too.
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changeset
|
273 |
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Write fairway-depth as CSV, too.
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diff
changeset
|
274 record := make([]string, 1+2+len(breaks)+1) |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
275 record[0] = "#time" |
4354
e357730c090a
FA: Fixed units in csv headers.
Sascha Wilde <wilde@intevation.de>
parents:
4353
diff
changeset
|
276 record[1] = fmt.Sprintf("# < LDC (%.1f) [%%]", ldcRefs[0]) |
e357730c090a
FA: Fixed units in csv headers.
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parents:
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diff
changeset
|
277 record[2] = fmt.Sprintf("# >= LDC (%.1f) [%%]", ldcRefs[0]) |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
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diff
changeset
|
278 for i, v := range breaks { |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
279 if i == 0 { |
3455
188b55ef814f
Slightly improved generated CSV headers, also used as legend by client.
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parents:
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diff
changeset
|
280 record[3] = fmt.Sprintf("#d < %.1f [%%]", v) |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
281 } |
3455
188b55ef814f
Slightly improved generated CSV headers, also used as legend by client.
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parents:
3445
diff
changeset
|
282 record[i+4] = fmt.Sprintf("#d >= %.1f [%%]", v) |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
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diff
changeset
|
283 } |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
284 |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
285 if err := out.Write(record); err != nil { |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
286 // Too late for HTTP status message. |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
287 log.Printf("error: %v\n", err) |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
288 return |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
289 } |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
290 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
3430
diff
changeset
|
291 interval := intervals[mode](from, to) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
292 |
4343
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
293 now := time.Now() |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
294 for pfrom, pto, label := interval(); label != ""; pfrom, pto, label = interval() { |
4343
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
295 // Don't interpolate for the future |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
296 if now.Sub(pto) < 0 { |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
297 pto = now |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
298 } |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
299 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
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diff
changeset
|
300 lnwl := ms.classify( |
d7ddb21f7017
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parents:
3430
diff
changeset
|
301 pfrom, pto, |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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diff
changeset
|
302 ldcRefs, |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
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diff
changeset
|
303 (*availMeasurement).getValue, |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
304 ) |
3038
d47d289d6e68
Fairway availability: Fill classes.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3036
diff
changeset
|
305 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
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diff
changeset
|
306 afd := ms.classify( |
3468
850e81f13e96
fairway availibility: Fixed time interval for line.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3455
diff
changeset
|
307 pfrom, pto, |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
308 breaks, |
4702
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
Sascha Wilde <wilde@intevation.de>
parents:
4700
diff
changeset
|
309 access, |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
310 ) |
3076
e0daeb05bf50
Display Available Fairway Depths vs. LNWL: Completed backend (untested).
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3040
diff
changeset
|
311 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
3430
diff
changeset
|
312 duration := pto.Sub(pfrom) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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diff
changeset
|
313 lnwlPercents := durationsToPercentage(duration, lnwl) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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diff
changeset
|
314 afdPercents := durationsToPercentage(duration, afd) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
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parents:
3430
diff
changeset
|
315 |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
316 record[0] = label |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
3439
diff
changeset
|
317 for i, v := range lnwlPercents { |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
3439
diff
changeset
|
318 record[1+i] = fmt.Sprintf("%.3f", v) |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
319 } |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
320 for i, v := range afdPercents { |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
321 record[3+i] = fmt.Sprintf("%.3f", v) |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
322 } |
3076
e0daeb05bf50
Display Available Fairway Depths vs. LNWL: Completed backend (untested).
Sascha L. Teichmann <teichmann@intevation.de>
parents:
3040
diff
changeset
|
323 |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
3439
diff
changeset
|
324 if err := out.Write(record); err != nil { |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
325 // Too late for HTTP status message. |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
326 log.Printf("error: %v\n", err) |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
3439
diff
changeset
|
327 return |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
328 } |
2962
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
329 } |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
330 |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
331 out.Flush() |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
332 if err := out.Error(); err != nil { |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
333 // Too late for HTTP status message. |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
334 log.Printf("error: %v\n", err) |
2962
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
335 } |
8d825551bc72
Fairway availibity for bottlenecks: Started with fetchting the relevant data. TODO: Range calculations. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
336 } |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
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parents:
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diff
changeset
|
337 |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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diff
changeset
|
338 func bottleneckAvailableFairwayDepth(rw http.ResponseWriter, req *http.Request) { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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diff
changeset
|
339 |
5204
7ca9e6c9a203
Introduced type for mode (monthly, quarterly, yearly).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
5203
diff
changeset
|
340 mode := parseFWAMode(req.FormValue("mode")) |
3405
2b5c22f6bb1f
available fairway depth: Implemented backend for sections and stretches.
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diff
changeset
|
341 |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
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diff
changeset
|
342 bn := mux.Vars(req)["objnam"] |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
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parents:
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diff
changeset
|
343 if bn == "" { |
3119
ad5a00ccd276
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parents:
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diff
changeset
|
344 http.Error( |
ad5a00ccd276
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parents:
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diff
changeset
|
345 rw, "Missing objnam of bottleneck", |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
346 http.StatusBadRequest) |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
347 return |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
348 } |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
349 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
350 from, ok := parseFormTime(rw, req, "from", time.Now().AddDate(-1, 0, 0)) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
351 if !ok { |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
352 return |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
353 } |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
354 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
355 to, ok := parseFormTime(rw, req, "to", from.AddDate(1, 0, 0)) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
356 if !ok { |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
357 return |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
358 } |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
359 |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
360 if to.Before(from) { |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
361 to, from = from, to |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
362 } |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
363 |
3439
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
364 los, ok := parseFormInt(rw, req, "los", 1) |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
365 if !ok { |
d7ddb21f7017
Prepared to write the fairway availibilty as CSV, too. WIP.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3430
diff
changeset
|
366 return |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
367 } |
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
368 |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
369 conn := middleware.GetDBConn(req) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
370 ctx := req.Context() |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
371 |
3392
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
372 var limiting string |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
373 err := conn.QueryRowContext(ctx, selectLimitingSQL, bn).Scan(&limiting) |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
374 switch { |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
375 case err == sql.ErrNoRows: |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
376 http.Error( |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
377 rw, fmt.Sprintf("Unknown limitation for %s.", bn), |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
378 http.StatusNotFound) |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
379 return |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
380 case err != nil: |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
381 http.Error( |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
382 rw, fmt.Sprintf("DB error: %v.", err), |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
383 http.StatusInternalServerError) |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
384 return |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
385 } |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
386 |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
387 access := limitingFactor(limiting) |
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
388 |
3405
2b5c22f6bb1f
available fairway depth: Implemented backend for sections and stretches.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3393
diff
changeset
|
389 log.Printf("info: time interval: (%v - %v)\n", from, to) |
2b5c22f6bb1f
available fairway depth: Implemented backend for sections and stretches.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3393
diff
changeset
|
390 |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
391 // load the measurements |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
392 ms, err := loadDepthValues(ctx, conn, bn, los, from, to) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
393 if err != nil { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
394 http.Error( |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
395 rw, fmt.Sprintf("Loading measurements failed: %v.", err), |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
396 http.StatusInternalServerError) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
397 return |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
398 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
399 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
400 ldcRefs, err := loadLDCReferenceValue(ctx, conn, bn) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
401 if err != nil { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
402 http.Error( |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
403 rw, fmt.Sprintf("Loading LDC failed: %v.", err), |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
404 http.StatusInternalServerError) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
405 return |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
406 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
407 if len(ldcRefs) == 0 { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
408 http.Error(rw, "No LDC found", http.StatusNotFound) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
409 return |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
410 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
411 |
5204
7ca9e6c9a203
Introduced type for mode (monthly, quarterly, yearly).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
5203
diff
changeset
|
412 breaks := parseBreaks(req.FormValue("breaks")) |
3385
e994565a59a1
waterlevel classification: Added 'breaks=<value 1>,<value 2>,...,<value n>' query parameter to set the class breaks for classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3378
diff
changeset
|
413 |
3119
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Display Available Fairway Depths: More controller code.
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diff
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|
414 rw.Header().Add("Content-Type", "text/csv") |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
415 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
416 out := csv.NewWriter(rw) |
ad5a00ccd276
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parents:
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diff
changeset
|
417 |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
418 // label, ldc, classes |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
419 record := make([]string, 1+2+len(breaks)+1) |
e07b18f2482e
Write fairway-depth as CSV, too.
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parents:
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diff
changeset
|
420 record[0] = "#time" |
4353
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
changeset
|
421 record[1] = fmt.Sprintf("# < LDC (%.1f) [d]", ldcRefs[0]) |
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
422 record[2] = fmt.Sprintf("# >= LDC (%.1f) [d]", ldcRefs[0]) |
3385
e994565a59a1
waterlevel classification: Added 'breaks=<value 1>,<value 2>,...,<value n>' query parameter to set the class breaks for classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3378
diff
changeset
|
423 for i, v := range breaks { |
3119
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parents:
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diff
changeset
|
424 if i == 0 { |
4353
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
425 record[3] = fmt.Sprintf("# < %.1f [d]", v) |
3119
ad5a00ccd276
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parents:
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diff
changeset
|
426 } |
4353
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
427 record[i+4] = fmt.Sprintf("# >= %.1f [d]", v) |
3119
ad5a00ccd276
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parents:
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diff
changeset
|
428 } |
ad5a00ccd276
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parents:
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diff
changeset
|
429 |
ad5a00ccd276
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parents:
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diff
changeset
|
430 if err := out.Write(record); err != nil { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
431 // Too late for HTTP status message. |
ad5a00ccd276
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parents:
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diff
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|
432 log.Printf("error: %v\n", err) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
433 return |
ad5a00ccd276
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parents:
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diff
changeset
|
434 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
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diff
changeset
|
435 |
3367
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
436 //log.Println(len(ms)) |
3201
d5294f1a4ad4
First fix for waterlevel classifications.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3133
diff
changeset
|
437 //for i := range ms { |
d5294f1a4ad4
First fix for waterlevel classifications.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3133
diff
changeset
|
438 // log.Println(ms[i].when, ms[i].depth) |
d5294f1a4ad4
First fix for waterlevel classifications.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
439 //} |
d5294f1a4ad4
First fix for waterlevel classifications.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
440 |
3367
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
441 log.Printf("info: measurements: %d\n", len(ms)) |
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3337
diff
changeset
|
442 if len(ms) > 1 { |
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
443 log.Printf("info: first: %v\n", ms[0].when) |
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3337
diff
changeset
|
444 log.Printf("info: last: %v\n", ms[len(ms)-1].when) |
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
445 log.Printf("info: interval: %.2f [h]\n", ms[len(ms)-1].when.Sub(ms[0].when).Hours()) |
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3337
diff
changeset
|
446 } |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
447 |
3367
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3337
diff
changeset
|
448 interval := intervals[mode](from, to) |
3201
d5294f1a4ad4
First fix for waterlevel classifications.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3133
diff
changeset
|
449 |
4343
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
450 now := time.Now() |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
451 for pfrom, pto, label := interval(); label != ""; pfrom, pto, label = interval() { |
4343
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
452 // Don't interpolate for the future |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
453 if now.Sub(pto) < 0 { |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
454 pto = now |
63c25eb9c07c
FA: be optimistic about missing data.
Sascha Wilde <wilde@intevation.de>
parents:
4149
diff
changeset
|
455 } |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
456 |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
457 ldc := ms.classify( |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
458 pfrom, pto, |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
459 ldcRefs, |
4702
ef21c1464843
FA: fix inconsistency in access to values of LDCs and limiting value.
Sascha Wilde <wilde@intevation.de>
parents:
4700
diff
changeset
|
460 (*availMeasurement).getValue, |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
461 ) |
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
462 |
3367
ecb4baa2be1a
Simplified waterlevel classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3337
diff
changeset
|
463 ranges := ms.classify( |
3119
ad5a00ccd276
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parents:
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diff
changeset
|
464 pfrom, pto, |
3385
e994565a59a1
waterlevel classification: Added 'breaks=<value 1>,<value 2>,...,<value n>' query parameter to set the class breaks for classification.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3378
diff
changeset
|
465 breaks, |
3392
96d3af15fc28
available fairway depth: Decide if width or depth is critial by looking at the bottleneck limiting factor.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3385
diff
changeset
|
466 access, |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
467 ) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
468 |
4353
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
469 // Round to full days |
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
470 ldcRounded := common.RoundToFullDays(ldc) |
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
471 rangesRounded := common.RoundToFullDays(ranges) |
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
472 |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
473 record[0] = label |
4353
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
474 for i, v := range ldcRounded { |
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
475 record[i+1] = fmt.Sprintf("%d", v) |
3445
e07b18f2482e
Write fairway-depth as CSV, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
diff
changeset
|
476 } |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
477 |
4353
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
478 for i, d := range rangesRounded { |
97312d7954ba
FA diagrams: round to full days in back end.
Sascha Wilde <wilde@intevation.de>
parents:
4344
diff
changeset
|
479 record[3+i] = fmt.Sprintf("%d", d) |
3119
ad5a00ccd276
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
480 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
481 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
482 if err := out.Write(record); err != nil { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
483 // Too late for HTTP status message. |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
484 log.Printf("error: %v\n", err) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
485 return |
ad5a00ccd276
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parents:
3118
diff
changeset
|
486 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
487 } |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
488 |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
489 out.Flush() |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
490 if err := out.Error(); err != nil { |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
491 // Too late for HTTP status message. |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
492 log.Printf("error: %v\n", err) |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
493 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
494 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
495 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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diff
changeset
|
496 var intervals = []func(time.Time, time.Time) func() (time.Time, time.Time, string){ |
5204
7ca9e6c9a203
Introduced type for mode (monthly, quarterly, yearly).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
5203
diff
changeset
|
497 fwaMonthly: monthly, |
7ca9e6c9a203
Introduced type for mode (monthly, quarterly, yearly).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
5203
diff
changeset
|
498 fwaQuarterly: quarterly, |
7ca9e6c9a203
Introduced type for mode (monthly, quarterly, yearly).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
5203
diff
changeset
|
499 fwaYearly: yearly, |
3118
4dcbf9e9013c
Added stub for GET /api/data/fairway-depth/{gauge}
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3117
diff
changeset
|
500 } |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
501 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
502 func monthly(from, to time.Time) func() (time.Time, time.Time, string) { |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
503 pfrom := from |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
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parents:
3118
diff
changeset
|
504 return func() (time.Time, time.Time, string) { |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
505 if pfrom.After(to) { |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
506 return time.Time{}, time.Time{}, "" |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
507 } |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
508 f := pfrom |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
509 pfrom = pfrom.AddDate(0, 1, 0) |
3133
7b4092b6b51a
Fairway availability depth: Fixed SQL statement.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3122
diff
changeset
|
510 label := fmt.Sprintf("%02d-%d", f.Month(), f.Year()) |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
511 return f, f.AddDate(0, 1, 0).Add(-time.Nanosecond), label |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
512 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
513 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
514 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
515 func quarterly(from, to time.Time) func() (time.Time, time.Time, string) { |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
516 pfrom := from |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
517 return func() (time.Time, time.Time, string) { |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
518 if pfrom.After(to) { |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
519 return time.Time{}, time.Time{}, "" |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
520 } |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
521 f := pfrom |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
522 pfrom = pfrom.AddDate(0, 3, 0) |
3373
27aca46771b5
Waterlevel calculation: fixed labels of quarters (again).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3372
diff
changeset
|
523 label := fmt.Sprintf("Q%d-%d", (int(f.Month())-1)/3+1, f.Year()) |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
524 return f, f.AddDate(0, 3, 0).Add(-time.Nanosecond), label |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
525 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
526 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
527 |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
528 func yearly(from, to time.Time) func() (time.Time, time.Time, string) { |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
529 pfrom := from |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
530 return func() (time.Time, time.Time, string) { |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
531 if pfrom.After(to) { |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
532 return time.Time{}, time.Time{}, "" |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
533 } |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
534 f := pfrom |
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
535 pfrom = pfrom.AddDate(1, 0, 0) |
3133
7b4092b6b51a
Fairway availability depth: Fixed SQL statement.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3122
diff
changeset
|
536 label := fmt.Sprintf("%d", f.Year()) |
3122
3dffeb6df4a3
Display Available Fairway Depths: Implemented monthly, quarterly and yearly stepping through the measurements.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3119
diff
changeset
|
537 return f, f.AddDate(1, 0, 0).Add(-time.Nanosecond), label |
3119
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
538 } |
ad5a00ccd276
Display Available Fairway Depths: More controller code.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3118
diff
changeset
|
539 } |