async read() {
if (this.cached && this.data) {
return this.data;
}
try {
const data = await readFile(this.path);
log.save('read', this.path);
this.data = JSON.parse(data);
this.cached = true;
return this.data;
} catch(err) {
log.save('read', `${this.path} file not found`);
return {
addons: {}
};
}
}
async write(data) {
try {
const jdata = JSON.stringify(data, null, ' ');
await this._write(jdata);
log.save('write', this.path);
this.data = data;
this.cached = true;
return true;
} catch (err) {
this.data = null;
this.cached = false;
throw err;
}
}
async delete(addonName) {
log.save('delete');
let readData = await this.read();
delete readData.addons[addonName];
await this.write(readData);
}
async update(addonName, addonData) {
log.save('update');
let readData = await this.read();
readData.addons[addonName] = addonData;
await this.write(readData);
}