77 lines
3.0 KiB
JavaScript
77 lines
3.0 KiB
JavaScript
"use strict";
|
|
var __importDefault = (this && this.__importDefault) || function (mod) {
|
|
return (mod && mod.__esModule) ? mod : { "default": mod };
|
|
};
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
const crypto_1 = __importDefault(require("crypto"));
|
|
const fs_extra_1 = require("fs-extra");
|
|
const path_1 = require("path");
|
|
const CACHE_LOCATION = '.expo/web/cache/production/images';
|
|
const cacheKeys = {};
|
|
// Calculate SHA256 Checksum value of a file based on its contents
|
|
function calculateHash(filePath) {
|
|
const contents = filePath.startsWith('http') ? filePath : fs_extra_1.readFileSync(filePath);
|
|
return crypto_1.default.createHash('sha256').update(contents).digest('hex');
|
|
}
|
|
// Create a hash key for caching the images between builds
|
|
function createCacheKey(fileSource, properties) {
|
|
const hash = calculateHash(fileSource);
|
|
return [hash].concat(properties).filter(Boolean).join('-');
|
|
}
|
|
exports.createCacheKey = createCacheKey;
|
|
async function createCacheKeyWithDirectoryAsync(projectRoot, type, icon) {
|
|
const cacheKey = `${type}-${createCacheKey(icon.src, [icon.resizeMode, icon.backgroundColor])}`;
|
|
if (!(cacheKey in cacheKeys)) {
|
|
cacheKeys[cacheKey] = await ensureCacheDirectory(projectRoot, type, cacheKey);
|
|
}
|
|
return cacheKey;
|
|
}
|
|
exports.createCacheKeyWithDirectoryAsync = createCacheKeyWithDirectoryAsync;
|
|
async function ensureCacheDirectory(projectRoot, type, cacheKey) {
|
|
const cacheFolder = path_1.join(projectRoot, CACHE_LOCATION, type, cacheKey);
|
|
await fs_extra_1.ensureDir(cacheFolder);
|
|
return cacheFolder;
|
|
}
|
|
exports.ensureCacheDirectory = ensureCacheDirectory;
|
|
async function getImageFromCacheAsync(fileName, cacheKey) {
|
|
try {
|
|
return await fs_extra_1.readFile(path_1.resolve(cacheKeys[cacheKey], fileName));
|
|
}
|
|
catch (_a) {
|
|
return null;
|
|
}
|
|
}
|
|
exports.getImageFromCacheAsync = getImageFromCacheAsync;
|
|
async function cacheImageAsync(fileName, buffer, cacheKey) {
|
|
try {
|
|
await fs_extra_1.writeFile(path_1.resolve(cacheKeys[cacheKey], fileName), buffer);
|
|
}
|
|
catch ({ message }) {
|
|
console.warn(`Error caching image: "${fileName}". ${message}`);
|
|
}
|
|
}
|
|
exports.cacheImageAsync = cacheImageAsync;
|
|
async function clearUnusedCachesAsync(projectRoot, type) {
|
|
// Clean up any old caches
|
|
const cacheFolder = path_1.join(projectRoot, CACHE_LOCATION, type);
|
|
await fs_extra_1.ensureDir(cacheFolder);
|
|
const currentCaches = fs_extra_1.readdirSync(cacheFolder);
|
|
if (!Array.isArray(currentCaches)) {
|
|
console.warn('Failed to read the icon cache');
|
|
return;
|
|
}
|
|
const deleteCachePromises = [];
|
|
for (const cache of currentCaches) {
|
|
// skip hidden folders
|
|
if (cache.startsWith('.')) {
|
|
continue;
|
|
}
|
|
// delete
|
|
if (!(cache in cacheKeys)) {
|
|
deleteCachePromises.push(fs_extra_1.remove(path_1.join(cacheFolder, cache)));
|
|
}
|
|
}
|
|
await Promise.all(deleteCachePromises);
|
|
}
|
|
exports.clearUnusedCachesAsync = clearUnusedCachesAsync;
|
|
//# sourceMappingURL=Cache.js.map
|