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import { ConnectionConfigEntity } from "../entities/ConnectionConfigEntity";
let config: any;
let pairs: ConnectionConfigEntity[];
export const ConnectionConfig = {
init: async function init() {
if (config) return config;
console.log("[ConnectionConfig] Loading configuration...");
pairs = await ConnectionConfigEntity.find();
config = pairsToConfig(pairs);
return this.set(config);
},
get: function get() {
if (!config) {
return {};
}
return config;
},
set: function set(val: Partial<any>) {
if (!config || !val) return;
config = val.merge(config);
// return applyConfig(config);
return applyConfig(val);
},
};
function applyConfig(val: any) {
async function apply(obj: any, key = ""): Promise<any> {
if (typeof obj === "object" && obj !== null && !(obj instanceof Date))
return Promise.all(
Object.keys(obj).map((k) =>
apply(obj[k], key ? `${key}_${k}` : k),
),
);
let pair = pairs.find((x) => x.key === key);
if (!pair) pair = new ConnectionConfigEntity();
pair.key = key;
if (pair.value !== obj) {
pair.value = obj;
if (!pair.key || pair.key == null) {
console.log(`[ConnectionConfig] WARN: Empty key`);
console.log(pair);
} else return pair.save();
}
}
return apply(val);
}
function pairsToConfig(pairs: ConnectionConfigEntity[]) {
const value: any = {};
pairs.forEach((p) => {
const keys = p.key.split("_");
let obj = value;
let prev = "";
let prevObj = obj;
let i = 0;
for (const key of keys) {
if (!isNaN(Number(key)) && !prevObj[prev]?.length)
prevObj[prev] = obj = [];
if (i++ === keys.length - 1) obj[key] = p.value;
else if (!obj[key]) obj[key] = {};
prev = key;
prevObj = obj;
obj = obj[key];
}
});
return value;
}
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