@use-services/dynconf/dist/index.js

```ts

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.init = exports.Service = void 0;
class Service {
    constructor(option) {
        this.modifyAt = -1;
        this.data = option.args;
        this.redis = option.deps[0];
        const ns = option.app + ":" + option.srvName;
        this.dateKey = ns + ":" + "date";
        this.dataKey = ns + ":" + "data";
    }
    save(change) {
        return __awaiter(this, void 0, void 0, function* () {
            const data = Object.assign(Object.assign({}, this.data), change);
            const modifyAt = Date.now();
            yield this.redis
                .multi()
                .set(this.dateKey, modifyAt)
                .set(this.dataKey, JSON.stringify(data))
                .exec();
            this.data = data;
            this.modifyAt = modifyAt;
        });
    }
    load() {
        return __awaiter(this, void 0, void 0, function* () {
            const modifyAt = parseInt(yield this.redis.get(this.dateKey));
            if (modifyAt !== this.modifyAt) {
                const data = JSON.parse(yield this.redis.get(this.dataKey)) || {};
                this.data = Object.assign(Object.assign({}, this.data), data);
                this.modifyAt = modifyAt;
            }
            return this.data;
        });
    }
}
exports.Service = Service;
function init(option) {
    return __awaiter(this, void 0, void 0, function* () {
        const srv = new (option.ctor || Service)(option);
        yield srv.load();
        return srv;
    });
}
exports.init = init;