Mercurial > gemma
annotate pkg/models/isrs.go @ 4072:1eb39e9e8ec2 historization_ng
Adapted fwa-import to new historization model.
author | Sascha Wilde <wilde@intevation.de> |
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date | Thu, 25 Jul 2019 14:48:38 +0200 |
parents | 15c9d4064f0f |
children | 1222b777f51f |
rev | line source |
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1900
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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 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 // * Raimund Renkert <raimund.renkert@intevation.de> |
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13 // * Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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14 |
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15 package models |
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16 |
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17 import ( |
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18 "encoding/json" |
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19 "errors" |
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20 "fmt" |
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21 "strconv" |
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22 ) |
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23 |
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24 // Isrs represents the gauge identification data structure |
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25 type Isrs struct { |
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26 CountryCode string |
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27 LoCode string |
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28 FairwaySection string |
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29 Orc string |
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30 Hectometre int |
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31 } |
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32 |
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33 func (isrs *Isrs) UnmarshalJSON(data []byte) error { |
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34 var s string |
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35 if err := json.Unmarshal(data, &s); err != nil { |
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36 return err |
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37 } |
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38 in, err := IsrsFromString(s) |
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39 if err != nil { |
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40 return err |
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41 } |
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42 *isrs = *in |
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43 return nil |
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44 } |
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45 |
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46 func (isrs *Isrs) Less(other *Isrs) bool { |
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47 if isrs.CountryCode < other.CountryCode { |
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48 return true |
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49 } |
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50 if isrs.CountryCode > other.CountryCode { |
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51 return false |
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52 } |
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53 if isrs.LoCode < other.LoCode { |
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54 return true |
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55 } |
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56 if isrs.LoCode > other.LoCode { |
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57 return false |
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58 } |
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59 if isrs.FairwaySection < other.FairwaySection { |
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60 return true |
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61 } |
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62 if isrs.FairwaySection > other.FairwaySection { |
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63 return false |
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64 } |
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65 if isrs.Orc < other.Orc { |
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66 return true |
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67 } |
4060
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68 if isrs.Orc > other.Orc { |
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69 return false |
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70 } |
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71 if isrs.Hectometre < other.Hectometre { |
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72 return true |
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73 } |
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74 return false |
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75 } |
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76 |
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77 func (isrs *Isrs) MarshalJSON() ([]byte, error) { |
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78 if isrs == nil { |
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79 return nil, nil |
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80 } |
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81 return json.Marshal(isrs.String()) |
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82 } |
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83 |
1900
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84 // IsrsFromString converts string representation of isrs code to type Isrs |
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85 func IsrsFromString(isrsCode string) (*Isrs, error) { |
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86 if len(isrsCode) < 20 { |
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87 return nil, errors.New("ISRS code too short") |
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88 } |
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89 hm, err := strconv.Atoi(isrsCode[15:20]) |
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90 if err != nil { |
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91 return nil, err |
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92 } |
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93 isrs := Isrs{ |
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94 CountryCode: isrsCode[0:2], |
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95 LoCode: isrsCode[2:5], |
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96 FairwaySection: isrsCode[5:10], |
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97 Orc: isrsCode[10:15], |
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98 Hectometre: hm, |
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99 } |
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100 return &isrs, nil |
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101 } |
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102 |
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103 // String creates a isrs code string from Isrs |
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104 func (isrs *Isrs) String() string { |
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105 return fmt.Sprintf("%s%s%s%s%05d", |
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106 isrs.CountryCode, |
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107 isrs.LoCode, |
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108 isrs.FairwaySection, |
6a67cd819e93
To prepare stretch import made some model data types re-usable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
109 isrs.Orc, |
6a67cd819e93
To prepare stretch import made some model data types re-usable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
110 isrs.Hectometre) |
6a67cd819e93
To prepare stretch import made some model data types re-usable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
111 } |