Mercurial > gemma
annotate pkg/imports/bn.go @ 4119:0cf0008070db request_hist_bns
bottleneck import: Use a global transaction with savepoints.
author | Sascha Wilde <wilde@intevation.de> |
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date | Wed, 31 Jul 2019 19:08:35 +0200 |
parents | f39d20427e89 |
children | 14706384a464 |
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) 2018, 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 // * Tom Gottfried <tom.gottfried@intevation.de> |
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14 // * Sascha Wilde <sascha.wilde@intevation.de> |
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15 |
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16 package imports |
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17 |
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18 import ( |
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19 "context" |
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20 "database/sql" |
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21 "errors" |
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22 "regexp" |
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23 "strconv" |
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24 "strings" |
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25 "time" |
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26 |
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27 "gemma.intevation.de/gemma/pkg/common" |
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28 "gemma.intevation.de/gemma/pkg/pgxutils" |
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29 "gemma.intevation.de/gemma/pkg/soap/ifbn" |
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30 "github.com/jackc/pgx/pgtype" |
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31 ) |
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32 |
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33 // Bottleneck is an import job to import |
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34 // bottlenecks from an IFBN SOAP service. |
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35 type Bottleneck struct { |
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36 // URL is the URL of the SOAP service. |
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37 URL string `json:"url"` |
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38 // Tolerance used for axis snapping |
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39 Tolerance float64 `json:"tolerance"` |
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40 // Insecure indicates if HTTPS traffic |
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41 // should validate certificates or not. |
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42 Insecure bool `json:"insecure"` |
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43 } |
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44 |
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45 // BNJobKind is the import queue type identifier. |
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46 const BNJobKind JobKind = "bn" |
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47 |
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48 const ( |
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49 insertBottleneckSQL = ` |
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50 WITH |
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51 bounds (b) AS (VALUES (isrs_fromText($6)), (isrs_fromText($7))), |
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52 r AS (SELECT isrsrange( |
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53 (SELECT b FROM bounds ORDER BY b USING <~ FETCH FIRST ROW ONLY), |
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54 (SELECT b FROM bounds ORDER BY b USING >~ FETCH FIRST ROW ONLY)) AS r) |
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55 INSERT INTO waterway.bottlenecks ( |
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56 bottleneck_id, |
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57 validity, |
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58 gauge_location, |
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59 objnam, |
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60 nobjnm, |
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61 stretch, |
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62 area, |
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63 rb, |
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64 lb, |
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65 responsible_country, |
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66 revisiting_time, |
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67 limiting, |
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68 date_info, |
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69 source_organization |
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70 ) VALUES ( |
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71 $1, |
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72 $2::tstzrange, |
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73 isrs_fromText($3), |
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74 $4, |
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75 $5, |
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76 (SELECT r FROM r), |
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77 ISRSrange_area( |
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78 ISRSrange_axis((SELECT r FROM r), |
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79 $15), |
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80 (SELECT ST_Collect(CAST(area AS geometry)) |
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81 FROM waterway.waterway_area)), |
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82 $8, |
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83 $9, |
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84 $10, |
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85 $11, |
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86 $12, |
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87 $13, |
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88 $14 |
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89 ) |
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90 RETURNING id |
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91 ` |
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92 |
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93 findExactMatchBottleneckSQL = ` |
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94 WITH |
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95 bounds (b) AS (VALUES (isrs_fromText($6)), (isrs_fromText($7))), |
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96 r AS (SELECT isrsrange( |
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97 (SELECT b FROM bounds ORDER BY b USING <~ FETCH FIRST ROW ONLY), |
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98 (SELECT b FROM bounds ORDER BY b USING >~ FETCH FIRST ROW ONLY)) AS r) |
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99 SELECT id FROM waterway.bottlenecks |
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100 WHERE ( |
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101 bottleneck_id, |
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102 validity, |
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103 gauge_location, |
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104 objnam, |
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105 nobjnm, |
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106 stretch, |
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107 rb, |
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108 lb, |
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109 responsible_country, |
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110 revisiting_time, |
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111 limiting, |
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112 date_info, |
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113 source_organization, |
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114 staging_done |
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115 ) = ( SELECT |
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116 $1, |
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117 $2::tstzrange, |
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118 isrs_fromText($3), |
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119 $4, |
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120 $5, |
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121 (SELECT r FROM r), |
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122 $8, |
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123 $9, |
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124 $10, |
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125 $11::smallint, |
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126 $12, |
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127 $13::timestamptz, |
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128 $14, |
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129 true |
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130 ) |
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131 ` |
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132 |
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133 findIntersectingBottleneckSQL = ` |
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134 SELECT id FROM waterway.bottlenecks |
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135 WHERE (bottleneck_id, staging_done) = ($1, true) |
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136 AND $2::tstzrange && validity |
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137 ` |
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138 |
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139 insertBottleneckMaterialSQL = ` |
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140 INSERT INTO waterway.bottlenecks_riverbed_materials ( |
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141 bottleneck_id, |
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142 riverbed |
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143 ) SELECT * |
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144 FROM unnest(CAST($1 AS int[])) AS bns, |
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145 unnest(CAST($2 AS varchar[])) AS materials |
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146 ON CONFLICT (bottleneck_id, riverbed) DO NOTHING |
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147 ` |
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148 |
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149 bnStageDoneDeleteSQL = ` |
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150 DELETE FROM waterway.bottlenecks WHERE id IN ( |
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151 SELECT key |
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152 FROM import.track_imports |
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153 WHERE import_id = $1 |
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154 AND relation = 'waterway.bottlenecks'::regclass |
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155 AND deletion |
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156 )` |
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157 |
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158 bnStageDoneSQL = ` |
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159 UPDATE waterway.bottlenecks SET staging_done = true |
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160 WHERE id IN ( |
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161 SELECT key |
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162 FROM import.track_imports |
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163 WHERE import_id = $1 |
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164 AND relation = 'waterway.bottlenecks'::regclass |
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165 AND NOT deletion |
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166 )` |
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167 ) |
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168 |
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169 type bnJobCreator struct{} |
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170 |
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171 func init() { |
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172 RegisterJobCreator(BNJobKind, bnJobCreator{}) |
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173 } |
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174 |
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175 func (bnJobCreator) Description() string { return "bottlenecks" } |
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176 |
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177 func (bnJobCreator) AutoAccept() bool { return false } |
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178 |
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179 func (bnJobCreator) Create() Job { return new(Bottleneck) } |
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180 |
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181 func (bnJobCreator) Depends() [2][]string { |
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182 return [2][]string{ |
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183 {"bottlenecks", "bottlenecks_riverbed_materials"}, |
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184 {"gauges", "distance_marks_virtual", "waterway_axis", "waterway_area"}, |
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185 } |
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186 } |
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187 |
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188 // StageDone moves the imported bottleneck out of the staging area. |
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189 func (bnJobCreator) StageDone( |
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190 ctx context.Context, |
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191 tx *sql.Tx, |
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192 id int64, |
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193 ) error { |
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194 _, err := tx.ExecContext(ctx, bnStageDoneDeleteSQL, id) |
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195 if err == nil { |
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196 _, err = tx.ExecContext(ctx, bnStageDoneSQL, id) |
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197 } |
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198 return err |
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199 } |
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200 |
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201 // CleanUp of a bottleneck import is a NOP. |
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202 func (*Bottleneck) CleanUp() error { return nil } |
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203 |
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204 var rblbRe = regexp.MustCompile(`(..)_(..)`) |
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205 |
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206 func splitRBLB(s string) (*string, *string) { |
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207 m := rblbRe.FindStringSubmatch(s) |
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208 if len(m) == 0 { |
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209 return nil, nil |
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210 } |
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211 return &m[1], &m[2] |
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212 } |
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213 |
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214 // Do executes the actual bottleneck import. |
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215 func (bn *Bottleneck) Do( |
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216 ctx context.Context, |
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217 importID int64, |
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218 conn *sql.Conn, |
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219 feedback Feedback, |
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220 ) (interface{}, error) { |
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221 |
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222 fetch := func() ([]*ifbn.BottleNeckType, error) { |
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223 client := ifbn.NewIBottleneckService(bn.URL, bn.Insecure, nil) |
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224 |
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225 req := &ifbn.Export_bn_by_isrs{ |
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226 Period: &ifbn.RequestedPeriod{Date_start: &time.Time{}}, |
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227 } |
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228 |
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229 resp, err := client.Export_bn_by_isrs(req) |
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230 if err != nil { |
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231 return nil, err |
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232 } |
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233 |
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234 if resp.Export_bn_by_isrsResult == nil { |
3562 | 235 return nil, errors.New( |
236 "The requested service returned no bottlenecks") | |
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237 } |
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238 |
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239 return resp.Export_bn_by_isrsResult.BottleNeckType, nil |
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240 } |
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241 |
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242 return storeBottlenecks(ctx, fetch, importID, conn, feedback, bn.Tolerance) |
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243 } |
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244 |
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245 func storeBottlenecks( |
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246 ctx context.Context, |
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247 fetch func() ([]*ifbn.BottleNeckType, error), |
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248 importID int64, |
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249 conn *sql.Conn, |
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250 feedback Feedback, |
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251 tolerance float64, |
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252 ) (interface{}, error) { |
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253 start := time.Now() |
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254 |
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255 bns, err := fetch() |
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256 if err != nil { |
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257 return nil, err |
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258 } |
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259 |
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260 feedback.Info("Found %d bottlenecks for import", len(bns)) |
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261 |
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262 var insertStmt, findExactMatchingBNStmt, findIntersectingBNStmt, |
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263 insertMaterialStmt, trackStmt *sql.Stmt |
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264 |
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265 for _, x := range []struct { |
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266 sql string |
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267 stmt **sql.Stmt |
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268 }{ |
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269 {insertBottleneckSQL, &insertStmt}, |
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270 {findExactMatchBottleneckSQL, &findExactMatchingBNStmt}, |
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271 {findIntersectingBottleneckSQL, &findIntersectingBNStmt}, |
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272 {insertBottleneckMaterialSQL, &insertMaterialStmt}, |
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273 {trackImportDeletionSQL, &trackStmt}, |
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274 } { |
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275 var err error |
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276 if *x.stmt, err = conn.PrepareContext(ctx, x.sql); err != nil { |
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277 return nil, err |
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278 } |
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279 defer (*x.stmt).Close() |
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280 } |
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281 |
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282 var nids []string |
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283 seenOldBnIds := make(map[int64]bool) |
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284 |
2693 | 285 feedback.Info("Tolerance used to snap waterway axis: %g", tolerance) |
286 | |
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287 tx, err := conn.BeginTx(ctx, nil) |
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288 if err != nil { |
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289 return nil, err |
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290 } |
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291 defer tx.Rollback() |
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292 |
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293 for _, bn := range bns { |
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294 if err := storeBottleneck( |
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295 tx, ctx, importID, feedback, bn, |
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296 &nids, &seenOldBnIds, tolerance, |
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297 insertStmt, |
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298 findExactMatchingBNStmt, |
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299 findIntersectingBNStmt, |
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300 insertMaterialStmt, |
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301 trackStmt); err != nil { |
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302 return nil, err |
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303 } |
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304 } |
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305 if err = tx.Commit(); err != nil { |
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306 return nil, err |
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307 } |
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308 |
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309 if len(nids) == 0 { |
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310 return nil, UnchangedError("No new bottlenecks inserted") |
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311 } |
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312 |
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313 feedback.Info("Storing %d bottlenecks took %s", len(nids), time.Since(start)) |
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314 feedback.Info("Import of bottlenecks was successful") |
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315 summary := struct { |
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316 Bottlenecks []string `json:"bottlenecks"` |
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317 }{ |
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318 Bottlenecks: nids, |
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319 } |
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320 return &summary, nil |
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321 } |
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322 |
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323 func storeBottleneck( |
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324 tx *sql.Tx, |
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325 ctx context.Context, |
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326 importID int64, |
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327 feedback Feedback, |
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328 bn *ifbn.BottleNeckType, |
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329 nids *[]string, |
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330 seenOldBnIds *map[int64]bool, |
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331 tolerance float64, |
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332 insertStmt, |
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333 findExactMatchingBNStmt, findIntersectingBNStmt, |
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334 insertMaterialStmt, |
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335 trackStmt *sql.Stmt, |
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336 ) error { |
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337 feedback.Info("Processing %s (%s)", bn.OBJNAM, bn.Bottleneck_id) |
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338 |
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339 var tfrom, tto pgtype.Timestamptz |
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340 var uBound pgtype.BoundType |
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341 |
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342 if bn.AdditionalData == nil || bn.AdditionalData.KeyValuePair == nil { |
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|
343 // This is a workaround for the fact that most BN data does not |
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344 // contain the optional validity information. |
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345 // |
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346 // The current solution makes every change in the data an |
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347 // update, which might be not the best solution. Alternative |
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348 // approaches could include usingthe Date Info of the data as |
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349 // start date, and maybe even inspecting the details of changed |
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350 // data for hints wether an update or historisation with a new |
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351 // version is advisable. |
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352 // |
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353 // Never the less, the current solution "just works" for the |
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354 // time being and reflects the upstream systems... -- sw |
3679
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355 feedback.Warn("No validity information, assuming infinite validity.") |
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356 tfrom.Set(time.Date(1970, time.January, 1, 0, 0, 0, 0, time.UTC)) |
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357 uBound = pgtype.Unbounded |
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358 } else { |
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parents:
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|
359 const ( |
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360 fromKey = "Valid_from_date" |
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361 toKey = "Valid_to_date" |
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362 ) |
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363 fromTo := make(map[string]time.Time) |
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364 for _, kv := range bn.AdditionalData.KeyValuePair { |
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365 k := string(kv.Key) |
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366 if k == fromKey || k == toKey { |
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367 if t, err := time.Parse(time.RFC3339, kv.Value); err != nil { |
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368 return err |
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369 } else { |
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370 fromTo[k] = t |
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|
371 } |
3645
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'Historicise' bottlenecks on import
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372 } |
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373 } |
3679
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374 |
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375 if t, ok := fromTo[fromKey]; ok { |
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376 tfrom.Set(t) |
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377 } else { |
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378 feedback.Warn("Missing start date") |
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379 return nil |
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380 } |
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381 |
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382 if t, ok := fromTo[toKey]; ok { |
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383 tto.Set(t) |
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384 uBound = pgtype.Exclusive |
4102
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Request historic bottleneck data from SOAP service
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385 feedback.Info("Valid from %s to %s", |
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386 fromTo[fromKey].Format(common.TimeFormat), |
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387 fromTo[toKey].Format(common.TimeFormat)) |
3679
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388 } else { |
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389 uBound = pgtype.Unbounded |
4102
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390 feedback.Info("Valid from %s", |
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391 fromTo[fromKey].Format(common.TimeFormat)) |
3679
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392 } |
3645
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'Historicise' bottlenecks on import
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|
393 } |
02951a62e8c6
'Historicise' bottlenecks on import
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|
394 |
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395 validity := pgtype.Tstzrange{ |
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diff
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396 Lower: tfrom, |
02951a62e8c6
'Historicise' bottlenecks on import
Tom Gottfried <tom@intevation.de>
parents:
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diff
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|
397 Upper: tto, |
02951a62e8c6
'Historicise' bottlenecks on import
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parents:
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398 LowerType: pgtype.Inclusive, |
02951a62e8c6
'Historicise' bottlenecks on import
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399 UpperType: uBound, |
02951a62e8c6
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parents:
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400 Status: pgtype.Present, |
02951a62e8c6
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|
401 } |
2532
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
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|
402 |
452bc714bfd9
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diff
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|
403 rb, lb := splitRBLB(bn.Rb_lb) |
452bc714bfd9
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parents:
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diff
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|
404 |
3423
6592396f5061
Make revisiting time of a bottleneck optional
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parents:
3302
diff
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|
405 var revisitingTime *int |
3528
b9e331c1e616
Ignore zero length and whitespace-only values
Tom Gottfried <tom@intevation.de>
parents:
3423
diff
changeset
|
406 if bn.Revisiting_time != nil && |
b9e331c1e616
Ignore zero length and whitespace-only values
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parents:
3423
diff
changeset
|
407 len(strings.TrimSpace(*bn.Revisiting_time)) > 0 { |
3423
6592396f5061
Make revisiting time of a bottleneck optional
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parents:
3302
diff
changeset
|
408 i, err := strconv.Atoi(*bn.Revisiting_time) |
6592396f5061
Make revisiting time of a bottleneck optional
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parents:
3302
diff
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|
409 if err != nil { |
3530 | 410 feedback.Warn( |
411 "Cannot convert given revisiting time '%s' to number of months", | |
3423
6592396f5061
Make revisiting time of a bottleneck optional
Tom Gottfried <tom@intevation.de>
parents:
3302
diff
changeset
|
412 *bn.Revisiting_time) |
6592396f5061
Make revisiting time of a bottleneck optional
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parents:
3302
diff
changeset
|
413 } else { |
6592396f5061
Make revisiting time of a bottleneck optional
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parents:
3302
diff
changeset
|
414 revisitingTime = &i |
6592396f5061
Make revisiting time of a bottleneck optional
Tom Gottfried <tom@intevation.de>
parents:
3302
diff
changeset
|
415 } |
6592396f5061
Make revisiting time of a bottleneck optional
Tom Gottfried <tom@intevation.de>
parents:
3302
diff
changeset
|
416 } |
6592396f5061
Make revisiting time of a bottleneck optional
Tom Gottfried <tom@intevation.de>
parents:
3302
diff
changeset
|
417 |
2532
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
418 var limiting, country string |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
419 |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
420 if bn.Limiting_factor != nil { |
452bc714bfd9
Continue importing bottlenecks if one item fails
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parents:
2253
diff
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|
421 limiting = string(*bn.Limiting_factor) |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
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diff
changeset
|
422 } |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
423 |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
424 if bn.Responsible_country != nil { |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
425 country = string(*bn.Responsible_country) |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
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diff
changeset
|
426 } |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
427 |
3645
02951a62e8c6
'Historicise' bottlenecks on import
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parents:
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diff
changeset
|
428 var materials []string |
2999
b3c3c5b5b7c1
Bottleneck import: Import riverbed materials, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
2765
diff
changeset
|
429 if bn.Riverbed != nil { |
b3c3c5b5b7c1
Bottleneck import: Import riverbed materials, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
2765
diff
changeset
|
430 for _, material := range bn.Riverbed.Material { |
b3c3c5b5b7c1
Bottleneck import: Import riverbed materials, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
2765
diff
changeset
|
431 if material != nil { |
3645
02951a62e8c6
'Historicise' bottlenecks on import
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parents:
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diff
changeset
|
432 materials = append(materials, string(*material)) |
02951a62e8c6
'Historicise' bottlenecks on import
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diff
changeset
|
433 } |
02951a62e8c6
'Historicise' bottlenecks on import
Tom Gottfried <tom@intevation.de>
parents:
3566
diff
changeset
|
434 } |
02951a62e8c6
'Historicise' bottlenecks on import
Tom Gottfried <tom@intevation.de>
parents:
3566
diff
changeset
|
435 } |
02951a62e8c6
'Historicise' bottlenecks on import
Tom Gottfried <tom@intevation.de>
parents:
3566
diff
changeset
|
436 |
3698
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
437 // Check if an bottleneck identical to the one we would insert already |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
changeset
|
438 // exists: |
4119
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
4113
diff
changeset
|
439 bns, err := tx.StmtContext(ctx, findExactMatchingBNStmt).QueryContext( |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
4113
diff
changeset
|
440 ctx, |
3698
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Detect and handle unchanged BN during import.
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parents:
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diff
changeset
|
441 bn.Bottleneck_id, |
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Detect and handle unchanged BN during import.
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diff
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|
442 &validity, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
443 bn.Fk_g_fid, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
changeset
|
444 bn.OBJNAM, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
445 bn.NOBJNM, |
063a1883b5cb
Detect and handle unchanged BN during import.
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parents:
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diff
changeset
|
446 bn.From_ISRS, bn.To_ISRS, |
063a1883b5cb
Detect and handle unchanged BN during import.
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parents:
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diff
changeset
|
447 rb, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
448 lb, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
449 country, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
450 revisitingTime, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
451 limiting, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
452 bn.Date_Info, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
453 bn.Source, |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
454 ) |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
455 if err != nil { |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
456 return err |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
457 } |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
458 defer bns.Close() |
4113
f39d20427e89
WIP: Reworked bottleneck import:
Sascha Wilde <wilde@intevation.de>
parents:
4110
diff
changeset
|
459 // We could check if the materials are also matching -- but per |
f39d20427e89
WIP: Reworked bottleneck import:
Sascha Wilde <wilde@intevation.de>
parents:
4110
diff
changeset
|
460 // specification the Date_Info would hvae to change on that kind of |
f39d20427e89
WIP: Reworked bottleneck import:
Sascha Wilde <wilde@intevation.de>
parents:
4110
diff
changeset
|
461 // change anyway. So actualy we ar alreayd checking more in dpth than |
f39d20427e89
WIP: Reworked bottleneck import:
Sascha Wilde <wilde@intevation.de>
parents:
4110
diff
changeset
|
462 // required. |
3698
063a1883b5cb
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Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
463 if bns.Next() { |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
464 feedback.Info("unchanged") |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
465 return nil |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
466 } |
063a1883b5cb
Detect and handle unchanged BN during import.
Sascha Wilde <wilde@intevation.de>
parents:
3681
diff
changeset
|
467 |
3815
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468 // Additional Information, only of interest when we change something, so |
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469 // it can be used for debugging if something goes wrong... |
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470 feedback.Info("Range: from %s to %s", bn.From_ISRS, bn.To_ISRS) |
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471 |
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472 // Check if the new bottleneck intersects with the validity of existing |
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473 // for the same bottleneck_id we consider this an update and mark the |
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474 // old data for deletion. |
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475 bns, err = tx.StmtContext(ctx, findIntersectingBNStmt).QueryContext( |
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476 ctx, bn.Bottleneck_id, &validity, |
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477 ) |
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478 if err != nil { |
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479 return err |
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480 } |
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481 defer bns.Close() |
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482 |
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483 // Mark old intersecting bottleneck data for deletion. Don't worry about |
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484 // materials, they will be deleted via cascading. |
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485 var oldBnIds []int64 |
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486 for bns.Next() { |
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487 var oldID int64 |
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488 err := bns.Scan(&oldID) |
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489 if err != nil { |
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490 return err |
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491 } |
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492 oldBnIds = append(oldBnIds, oldID) |
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493 } |
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494 |
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495 switch { |
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496 case len(oldBnIds) == 1: |
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497 feedback.Info("Bottelneck '%s' "+ |
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498 "with intersecting validity already exists: "+ |
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499 "UPDATING", bn.Bottleneck_id) |
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500 case len(oldBnIds) > 1: |
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501 // This case is unexpected and should only happen when historic |
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502 // data in the bottleneck service was changed subsequently... |
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503 // We handle it gracefully anyway, but warn. |
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504 feedback.Warn("More than one Bottelneck '%s' "+ |
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505 "with intersecting validity already exists: "+ |
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506 "REPLACING all of them!", bn.Bottleneck_id) |
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507 } |
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508 |
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509 for _, oldID := range oldBnIds { |
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510 // It is possible, that two new bottlenecks intersect with the |
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511 // same old noe, therefor we have to handle duplicates in |
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512 // oldBnIds. |
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513 if !(*seenOldBnIds)[oldID] { |
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514 if _, err := tx.StmtContext(ctx, trackStmt).ExecContext( |
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515 ctx, importID, "waterway.bottlenecks", oldID, true, |
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516 ); err != nil { |
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517 return err |
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|
518 } |
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519 (*seenOldBnIds)[oldID] = true |
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520 } |
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|
521 } |
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|
522 |
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523 var bnIds []int64 |
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|
524 // Add new BN data: |
4119
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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|
525 savepoint := Savepoint(ctx, tx, "insert_bottlenck") |
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|
526 |
0cf0008070db
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parents:
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527 err = savepoint(func() error { |
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528 bns, err := tx.StmtContext(ctx, insertStmt).QueryContext(ctx, |
0cf0008070db
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529 bn.Bottleneck_id, |
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|
530 &validity, |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
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|
531 bn.Fk_g_fid, |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
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|
532 bn.OBJNAM, |
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parents:
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|
533 bn.NOBJNM, |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
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|
534 bn.From_ISRS, bn.To_ISRS, |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
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changeset
|
535 rb, |
0cf0008070db
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|
536 lb, |
0cf0008070db
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parents:
4113
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|
537 country, |
0cf0008070db
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parents:
4113
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changeset
|
538 revisitingTime, |
0cf0008070db
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parents:
4113
diff
changeset
|
539 limiting, |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
4113
diff
changeset
|
540 bn.Date_Info, |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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|
541 bn.Source, |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
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|
542 tolerance) |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
4113
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|
543 if err != nil { |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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|
544 return err |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
changeset
|
545 } |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
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|
546 defer bns.Close() |
0cf0008070db
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parents:
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diff
changeset
|
547 for bns.Next() { |
0cf0008070db
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changeset
|
548 var nid int64 |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
4113
diff
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|
549 if err := bns.Scan(&nid); err != nil { |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
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|
550 return err |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
4113
diff
changeset
|
551 } |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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diff
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|
552 bnIds = append(bnIds, nid) |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
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changeset
|
553 } |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
4113
diff
changeset
|
554 if err := bns.Err(); err != nil { |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
4113
diff
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|
555 return err |
0cf0008070db
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parents:
4113
diff
changeset
|
556 } |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
4113
diff
changeset
|
557 |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
4113
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|
558 // Add new materials |
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parents:
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|
559 if len(bnIds) > 0 && materials != nil { |
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Sascha Wilde <wilde@intevation.de>
parents:
4113
diff
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|
560 var ( |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
4113
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|
561 pgBnIds pgtype.Int8Array |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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|
562 pgMaterials pgtype.VarcharArray |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
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diff
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|
563 ) |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
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diff
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|
564 pgBnIds.Set(bnIds) |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
4113
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|
565 pgMaterials.Set(materials) |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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changeset
|
566 |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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|
567 // Insert riverbed materials |
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parents:
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changeset
|
568 if _, err := tx.StmtContext(ctx, insertMaterialStmt).ExecContext(ctx, |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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4113
diff
changeset
|
569 |
0cf0008070db
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parents:
4113
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changeset
|
570 &pgBnIds, |
0cf0008070db
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571 &pgMaterials, |
0cf0008070db
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572 ); err != nil { |
0cf0008070db
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parents:
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|
573 return err |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
4113
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changeset
|
574 } |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
Sascha Wilde <wilde@intevation.de>
parents:
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changeset
|
575 } |
0cf0008070db
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Sascha Wilde <wilde@intevation.de>
parents:
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|
576 return nil |
0cf0008070db
bottleneck import: Use a global transaction with savepoints.
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parents:
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diff
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|
577 }) |
3666
db87f34805fb
Align bottleneck validity at gauges
Tom Gottfried <tom@intevation.de>
parents:
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diff
changeset
|
578 if err != nil { |
4071
5867dcf8e93c
Introduced a new ReadableError type for better readable error messages of pgx.PgErrors.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
4063
diff
changeset
|
579 feedback.Warn(pgxutils.ReadableError{err}.Error()) |
3666
db87f34805fb
Align bottleneck validity at gauges
Tom Gottfried <tom@intevation.de>
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diff
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|
580 return nil |
db87f34805fb
Align bottleneck validity at gauges
Tom Gottfried <tom@intevation.de>
parents:
3665
diff
changeset
|
581 } |
2999
b3c3c5b5b7c1
Bottleneck import: Import riverbed materials, too.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
2765
diff
changeset
|
582 |
3705
7006b92c0334
Handle updates (vs. historized and new versions) separately.
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parents:
3703
diff
changeset
|
583 // Only add new BN data to tracking for staging review. |
4113
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diff
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|
584 for _, nid := range bnIds { |
f39d20427e89
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|
585 if _, err := tx.StmtContext(ctx, trackStmt).ExecContext( |
f39d20427e89
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|
586 ctx, importID, "waterway.bottlenecks", nid, false, |
f39d20427e89
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diff
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|
587 ); err != nil { |
f39d20427e89
WIP: Reworked bottleneck import:
Sascha Wilde <wilde@intevation.de>
parents:
4110
diff
changeset
|
588 return err |
3666
db87f34805fb
Align bottleneck validity at gauges
Tom Gottfried <tom@intevation.de>
parents:
3665
diff
changeset
|
589 } |
2532
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
590 } |
3705
7006b92c0334
Handle updates (vs. historized and new versions) separately.
Sascha Wilde <wilde@intevation.de>
parents:
3703
diff
changeset
|
591 |
4113
f39d20427e89
WIP: Reworked bottleneck import:
Sascha Wilde <wilde@intevation.de>
parents:
4110
diff
changeset
|
592 *nids = append(*nids, bn.Bottleneck_id) |
2532
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
593 return nil |
452bc714bfd9
Continue importing bottlenecks if one item fails
Tom Gottfried <tom@intevation.de>
parents:
2253
diff
changeset
|
594 } |