osm_conversion csv

.idea/inspectionProfiles/Project_Default.xml

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+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="Eslint" enabled="true" level="WARNING" enabled_by_default="true" />
+  </profile>
+</component>

.idea/jsLinters/eslint.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="EslintConfiguration">
+    <option name="fix-on-save" value="true" />
+  </component>
+</project>

osm_conversion/README.md

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+# OSM Conversion
+
+Convertir un résultat d'overpass vers un tableau CSV de base de données présentant les limites de vitesse de tronçons routiers.
+
+file:///home/tykayn/Nextcloud/boulot/osm/bdd_vitesses/overpass_results
+
+## Requête source Overpass turbo
+https://overpass-turbo.eu/s/1kGY
+
+## CSV output
+|-----+--------+-------------+-------+---------+-----------+-----------+-------------+------------------+-----------+----------|
+| ref | way_id |  speedlimit |  tags | highway | start_lat |  end_long |  start_long | end_long         | road_name | road_ref |
+|-----+--------+-------------+-------+---------+-----------+-----------+-------------+------------------+-----------+----------|

osm_conversion/app.js

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+/**
+ * converter of overpass results to CSV
+ */
+
+const exportFileName = "bdd-vitesses-fr-osm_ways_zone-saint-mande_date-made-2022-08-03_full.csv"
+let header_csv = ["ref", "way_id", "speedlimit", "highway"]
+let lines_csv = []
+const sourceFilePath = "./overpass_results/export_saint_mande.json"
+const overpassDataJson = require(sourceFilePath)
+const reference_prefix = "75_";
+
+let turn_ii = 0;
+let turn_ii_limit = 3;
+const fs = require('fs')
+console.log("overpassDataJson elements", overpassDataJson['elements'].length)
+
+overpassDataJson['elements'].forEach((elem) => {
+
+        // limit turns for dev time
+        turn_ii++
+        if (turn_ii >= turn_ii_limit) {
+            return
+        }
+        let line_properties = {
+            "ref": reference_prefix,
+            "way_id": elem.id,
+            "speedlimit": null,
+            "highway": null
+        }
+        console.log("elem.id", elem.id)
+        if (elem.tags) {
+
+
+            console.log("elem.tags.highway", elem.tags.highway)
+            if (elem.tags.highway) {
+                line_properties.highway = elem.tags.highway
+            }
+
+            if (elem.tags.ref) {
+
+                // line_properties.ref += elem.tags.ref.replace(' ','-')
+                line_properties.ref += elem.tags.ref
+            }
+            if (elem.tags.maxspeed) {
+                console.log("elem.tags.maxspeed", elem.tags.maxspeed)
+                line_properties['speedlimit'] = elem.tags.maxspeed
+            }
+        }
+        lines_csv.push(line_properties)
+    })
+
+let lines_out = lines_csv.map(elem => {
+    let keys = Object.keys(elem)
+    let csv_line = '';
+    keys.forEach(keyName=>{
+        csv_line += elem[keyName]+', '
+    })
+    return csv_line + "\n"
+});
+console.log("lines_out", lines_out)
+// writeCSVOutput();
+
+
+
+function writeCSVOutput() {
+
+
+
+    fs.writeFile('output/' + exportFileName, header_csv.join(',') + '\n' + lines_out, function (err, data) {
+        if (err) {
+            return console.log(err);
+        }
+        console.log('wrote output file', exportFileName);
+    });
+}
+
+