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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | 1x 1x 1x 1x 4x 1x 3x 3x 1x 1x 1x 1x 1x 1x 1x 1x | import * as fs from 'fs';
import * as path from 'path';
import AssetFileEntity from './AssetFileEntity';
/**
* AssetFileMap handles file path based asset list.
*/
export default class AssetFileMap {
/**
* Asset root path.
*/
private assetRoot!: string;
/**
* Map of AssetFileEntity related to absolute path.
*/
private entities!: Map<string, AssetFileEntity>;
/**
* Constructor throws exception when given path is invalid as absolute path.
*/
constructor(assetRoot: string) {
if (!path.isAbsolute(assetRoot)) {
throw new Error('AssetFileMap accepts only absolute asset root.');
}
this.assetRoot = assetRoot;
this.entities = new Map<string, AssetFileEntity>();
}
/**
* Clear AssetFileEntity map.
*/
public clear(): void {
this.entities.clear();
}
/**
* Wrapper for entities.get() to keep it readonly.
*/
public get(key: string): AssetFileEntity | undefined {
return this.entities.get(key);
}
/**
* Wrapper for entities.forEach() to keep it readonly.
*/
public forEach(proc: (entity: AssetFileEntity, key: string) => void): void {
this.entities.forEach(proc);
}
/**
* Scan given path and set entities.
*/
public scan(targetPath: string = this.assetRoot): void {
const entities = fs.readdirSync(targetPath);
for (let i = 0; i < entities.length; i++) {
const absPath = path.resolve(targetPath, entities[i]);
if (fs.statSync(absPath).isDirectory()) {
this.scan(absPath);
} else {
this.entities.set(absPath, new AssetFileEntity(absPath));
}
}
}
}
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