const { Model } = require('flitter-orm') class SettingModel extends Model { static get services() { return [...super.services, 'utility'] } static get schema() { return { key: String, value: String, history: [String], } } static async guarantee(key, value = '') { if ( !(await this.findOne({ key })) ) { const new_inst = new this({ key }) new_inst.set(value) await new_inst.save() } } static async get(key) { const inst = await this.findOne({ key }) return inst.get() } static async set(key, value) { const inst = await this.findOne({ key }) inst.set(value) await inst.save() } get() { return JSON.parse(this.value) } set(value) { if ( Array.isArray(this.history) ) this.history.push(this.value) this.value = JSON.stringify(value) } async to_api() { return { id: this.key, key: this.key, value: this.get(), history: this.history || [], } } } module.exports = exports = SettingModel