Mercurial > gemma

annotate client/src/store/fairway.js @ 1282:a7dd8a3356fc

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fixed contextBox animations
author Markus Kottlaender <markus@intevation.de>
date Thu, 22 Nov 2018 10:20:21 +0100
parents bc55ffaeb639
children 99c039e86624
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rev   line source
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1 /*
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2 * This is Free Software under GNU Affero General Public License v >= 3.0
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3 * without warranty, see README.md and license for details.
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4 *
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5 * SPDX-License-Identifier: AGPL-3.0-or-later
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6 * License-Filename: LICENSES/AGPL-3.0.txt
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7 *
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8 * Copyright (C) 2018 by via donau
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9 * – Österreichische Wasserstraßen-Gesellschaft mbH
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10 * Software engineering by Intevation GmbH
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11 *
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12 * Author(s):
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13 * Thomas Junk <thomas.junk@intevation.de>
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14 * Markus Kottländer <markuks.kottlaender@intevation.de>
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15 */
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16 import Vue from "vue";
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17 import { HTTP } from "../lib/http";
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18 import { prepareProfile } from "../lib/geo";
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19 import LineString from "ol/geom/LineString.js";
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20 import { generateFeatureRequest } from "../lib/geo.js";
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21 import { getLength } from "ol/sphere.js";
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22 import { calculateFairwayCoordinates } from "../lib/geo.js";
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23 import { displayError } from "../lib/errors.js";
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24
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25 const DEMOLEVEL = 149.345;
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26 const DEMODATA = 2.5;
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27
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28 export default {
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29 namespaced: true,
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30 state: {
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31 additionalSurvey: "",
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32 totalLength: 0,
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33 minAlt: 0,
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34 maxAlt: 0,
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35 currentProfile: {},
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36 waterLevels: [{ year: "2016", level: DEMOLEVEL, color: "#005DFF" }],
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37 selectedWaterLevel: DEMOLEVEL,
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38 fairwayCoordinates: [],
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39 startPoint: null,
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40 endPoint: null,
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41 previousCuts: []
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42 },
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43 getters: {
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44 length: state => {
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45 return state.totalLength;
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46 },
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47 additionalSurvey: state => {
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48 return state.additionalSurvey;
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49 }
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50 },
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51 mutations: {
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52 setAdditionalSurvey: (state, additionalSurvey) => {
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53 state.additionalSurvey = additionalSurvey;
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54 },
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55 setSelectedWaterLevel: (state, level) => {
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56 state.selectedWaterLevel = level;
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57 },
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58 profileLoaded: (state, answer) => {
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59 const { response, surveyDate } = answer;
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60 const { data } = response;
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61 const coordinates = data.geometry.coordinates;
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62 if (!coordinates) return;
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63 const startPoint = state.startPoint;
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64 const endPoint = state.endPoint;
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65 const geoJSON = data;
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66 const result = prepareProfile({ geoJSON, startPoint, endPoint });
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67 // Use Vue.set() to make new object properties rective
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68 // https://vuejs.org/v2/guide/reactivity.html#Change-Detection-Caveats
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69 Vue.set(state.currentProfile, surveyDate, result.points);
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70 if (!state.minAlt || state.minAlt > result.minAlt) {
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71 state.minAlt = result.minAlt;
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72 }
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73 if (!state.maxAlt || state.maxAlt < result.maxAlt) {
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74 state.maxAlt = result.maxAlt;
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75 }
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76 if (!state.totalLength || state.totalLength < result.lengthPolyLine) {
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77 state.totalLength = result.lengthPolyLine;
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78 }
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79 },
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80 setStartPoint: (state, start) => {
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81 state.startPoint = start;
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82 },
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83 setEndPoint: (state, end) => {
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84 state.endPoint = end;
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85 },
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86 setFairwayCoordinates: (state, coordinates) => {
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87 state.fairwayCoordinates = coordinates;
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88 },
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89 clearCurrentProfile: state => {
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90 state.additionalSurvey = "";
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91 state.currentProfile = {};
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92 state.minAlt = null;
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93 state.maxAlt = null;
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94 state.totalLength = null;
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95 state.fairwayCoordinates = [];
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96 state.startPoint = null;
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97 state.endPoint = null;
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98 },
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99 previousCuts: (state, previousCuts) => {
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100 state.previousCuts = previousCuts;
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101 }
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102 },
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103 actions: {
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104 clearSelection({ commit, dispatch, rootGetters, rootState }) {
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105 dispatch("bottlenecks/setSelectedBottleneck", null, { root: true });
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106 commit("clearCurrentProfile");
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107 commit("application/showSplitscreen", false, { root: true });
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108 rootState.map.cutTool.setActive(false);
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109 rootGetters["map/getLayerByName"]("Cut Tool")
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110 .data.getSource()
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111 .clear();
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112 },
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113 loadProfile({ commit, state }, survey) {
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114 return new Promise((resolve, reject) => {
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115 const profileLine = new LineString([state.startPoint, state.endPoint]);
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116 const geoJSON = generateFeatureRequest(
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117 profileLine,
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118 survey.bottleneck_id,
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119 survey.date_info
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120 );
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121 HTTP.post("/cross", geoJSON, {
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122 headers: { "X-Gemma-Auth": localStorage.getItem("token") }
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123 })
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124 .then(response => {
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125 commit("profileLoaded", {
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126 response: response,
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127 surveyDate: survey.date_info
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128 });
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129 resolve(response);
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130 })
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131 .catch(error => {
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132 reject(error);
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133 });
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134 });
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135 },
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136 cut({ commit, dispatch, rootState, rootGetters }, cut) {
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137 const length = getLength(cut.getGeometry());
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138 commit(
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139 "map/setCurrentMeasurement",
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140 {
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141 quantity: "Length",
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142 unitSymbol: "m",
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143 value: Math.round(length * 10) / 10
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144 },
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145 { root: true }
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146 );
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147
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148 // if a survey has been selected, request a profile
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149 // TODO an improvement could be to check if the line intersects
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150 // with the bottleneck area's polygon before trying the server request
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151 if (rootState.bottlenecks.selectedSurvey) {
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152 commit("clearCurrentProfile");
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153 const inputLineString = cut.getGeometry().clone();
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154 inputLineString.transform("EPSG:3857", "EPSG:4326");
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155 const [start, end] = inputLineString
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156 .getCoordinates()
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157 .map(coords => coords.map(coord => parseFloat(coord.toFixed(8))));
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158 commit("setStartPoint", start);
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159 commit("setEndPoint", end);
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160 const profileLine = new LineString([start, end]);
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161 dispatch("loadProfile", rootState.bottlenecks.selectedSurvey)
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162 .then(() => {
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163 rootGetters["map/getLayerByName"]("Fairway Dimensions")
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164 .data.getSource()
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165 .forEachFeatureIntersectingExtent(
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166 // need to use EPSG:3857 which is the proj of vectorSource
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167 profileLine
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168 .clone()
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169 .transform("EPSG:4326", "EPSG:3857")
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170 .getExtent(),
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171 feature => {
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172 // transform back to prepare for usage
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173 var intersectingPolygon = feature
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174 .getGeometry()
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175 .clone()
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176 .transform("EPSG:3857", "EPSG:4326");
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177 const fairwayCoordinates = calculateFairwayCoordinates(
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178 profileLine,
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179 intersectingPolygon,
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180 DEMODATA
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181 );
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182 commit("setFairwayCoordinates", fairwayCoordinates);
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183 }
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184 );
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185 })
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186 .then(() => {
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187 commit("application/showSplitscreen", true, { root: true });
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188 })
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189 .catch(error => {
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190 const { status, data } = error.response;
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191 displayError({
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192 title: "Backend Error",
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193 message: `${status}: ${data.message || data}`
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194 });
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195 });
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196 }
1177
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197 },
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198 previousCuts({ commit, rootState }) {
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199 const previousCuts =
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200 JSON.parse(localStorage.getItem("previousCuts")) || [];
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201 commit(
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202 "previousCuts",
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203 previousCuts.filter(cut => {
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204 return (
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205 cut.bottleneckName === rootState.bottlenecks.selectedBottleneck
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206 );
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207 })
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208 );
1028
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209 }
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210 }
646
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211 };