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Code Issues Releases Activity

Refactor config utils (#963)

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Madeline 2023-01-24 11:09:14 +11:00 committed by GitHub
parent 7b1915ec48
commit de140eb7e8
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1 changed files with 38 additions and 43 deletions
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81
src/util/util/Config.ts
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@ -18,8 +18,9 @@
import { ConfigEntity } from "../entities/Config";
import fs from "fs/promises";
import syncFs from "fs";
import { existsSync } from "fs";
import { ConfigValue } from "../config";
import { OrmUtils } from "..";
// TODO: yaml instead of json
const overridePath = process.env.CONFIG_PATH ?? "";
@ -34,32 +35,24 @@ export const Config = {
init: async function init() {
if (config) return config;
console.log("[Config] Loading configuration...");
pairs = await ConfigEntity.find();
config = pairsToConfig(pairs);
// TODO: this overwrites existing config values with defaults.
// we actually want to extend the object with new keys instead.
// config = (config || {}).merge(new ConfigValue());
// Object.assign(config, new ConfigValue());
if (!process.env.CONFIG_PATH) {
pairs = await ConfigEntity.find();
config = pairsToConfig(pairs);
} else {
console.log(`[Config] Using CONFIG_PATH rather than database`);
if (existsSync(process.env.CONFIG_PATH)) {
const file = JSON.parse(
(await fs.readFile(process.env.CONFIG_PATH)).toString(),
);
config = file;
} else config = new ConfigValue();
pairs = generatePairs(config);
}
// If a config doesn't exist, create it.
if (Object.keys(config).length == 0) config = new ConfigValue();
if (process.env.CONFIG_PATH) {
console.log(
`[Config] Using config path from environment rather than database.`,
);
try {
const overrideConfig = JSON.parse(
await fs.readFile(overridePath, { encoding: "utf8" }),
);
config = overrideConfig.merge(config);
} catch (error) {
await fs.writeFile(
overridePath,
JSON.stringify(config, null, 4),
);
}
}
config = OrmUtils.mergeDeep({}, { ...new ConfigValue() }, config);
return this.set(config);
},
@ -83,29 +76,31 @@ export const Config = {
},
};
function applyConfig(val: ConfigValue) {
// TODO: typings
// eslint-disable-next-line @typescript-eslint/no-explicit-any
async function apply(obj: any, key = ""): Promise<any> {
if (typeof obj === "object" && obj !== null)
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 ConfigEntity();
pair.key = key;
pair.value = obj;
return pair.save();
// TODO: better types
const generatePairs = (obj: object | null, key = ""): ConfigEntity[] => {
if (typeof obj == "object" && obj != null) {
return Object.keys(obj)
.map((k) =>
// eslint-disable-next-line @typescript-eslint/no-explicit-any
generatePairs((obj as any)[k], key ? `${key}_${k}` : k),
)
.flat();
}
if (process.env.CONFIG_PATH)
syncFs.writeFileSync(overridePath, JSON.stringify(val, null, 4));
const ret = new ConfigEntity();
ret.key = key;
ret.value = obj;
return [ret];
};
return apply(val);
async function applyConfig(val: ConfigValue) {
if (process.env.CONFIG_PATH)
await fs.writeFile(overridePath, JSON.stringify(val, null, 4));
else {
const pairs = generatePairs(val);
await Promise.all(pairs.map((pair) => pair.save()));
}
return val;
}
function pairsToConfig(pairs: ConfigEntity[]) {