50 lines
No EOL
1.4 KiB
TypeScript
50 lines
No EOL
1.4 KiB
TypeScript
/**
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* Generates an overview for which tiles exist and which don't
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*/
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import ScriptUtils from "./ScriptUtils";
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import {writeFileSync} from "fs";
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function main(args: string[]) {
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const directory = args[0]
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let zoomLevel = args[1]
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const files = ScriptUtils.readDirRecSync(directory, 1)
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.filter(f => f.endsWith(".geojson"))
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const indices /* Map<string, number[]>*/ = {}
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for (const path of files) {
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const match = path.match(".*_\([0-9]*\)_\([0-9]*\)_\([0-9]*\).geojson")
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if (match === null) {
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continue
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}
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const z = match[1]
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if(zoomLevel === undefined){
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zoomLevel = z
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}else if(zoomLevel !== z){
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throw "Mixed zoomlevels detected"
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}
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const x = match[2]
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const y = match[3]
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if(indices[x] === undefined){
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indices[x] = []
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}
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indices[x].push(Number(y))
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}
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indices["zoom"] = zoomLevel;
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const match = files[0].match("\(.*\)_\([0-9]*\)_\([0-9]*\)_\([0-9]*\).geojson")
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const path = match[1]+"_"+zoomLevel+"_overview.json"
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writeFileSync( path, JSON.stringify(indices))
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console.log("Written overview for", files.length, " tiles at", path)
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}
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let args = [...process.argv]
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args.splice(0, 2)
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args.forEach(file => {
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try {
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main(args)
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} catch (e) {
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console.error("Could not handle file ", file, " due to ", e)
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}
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}) |