70 lines
2.5 KiB
TypeScript
70 lines
2.5 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {existsSync} from 'node:fs';
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import {deepMerge} from '@fluxer/config/src/config_loader/ConfigObjectMerge';
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import {buildEnvOverrides} from '@fluxer/config/src/config_loader/EnvironmentOverrides';
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import {loadJsonFile} from '@fluxer/config/src/config_loader/JsonConfigReader';
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import {deriveEndpointsFromDomain} from '@fluxer/config/src/EndpointDerivation';
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import {type MasterConfig, MasterConfigSchema} from '@fluxer/config/src/MasterZodSchema.generated';
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const DEFAULT_CONFIG_PATHS = [process.env['FLUXER_CONFIG']].filter((path): path is string => Boolean(path));
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let cachedConfig: MasterConfig | null = null;
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export async function loadConfig(configPaths: Array<string> = DEFAULT_CONFIG_PATHS): Promise<MasterConfig> {
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if (cachedConfig) {
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return cachedConfig;
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}
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if (configPaths.length === 0) {
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throw new Error('FLUXER_CONFIG must be set to a JSON config path.');
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}
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const configPath = configPaths.find((path) => existsSync(path));
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if (!configPath) {
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throw new Error(`No config file found. Checked FLUXER_CONFIG paths: ${configPaths.join(', ')}`);
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}
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const raw = loadJsonFile(configPath);
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const envOverrides = buildEnvOverrides(process.env, 'FLUXER_CONFIG__');
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const merged = deepMerge(raw, envOverrides);
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delete merged['$schema'];
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const parsedConfig = MasterConfigSchema.parse(merged);
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const derived = deriveEndpointsFromDomain(parsedConfig.domain);
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const overrides = parsedConfig.endpoint_overrides ?? {};
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const endpoints = {...derived, ...overrides};
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cachedConfig = {...parsedConfig, endpoints} as MasterConfig;
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return cachedConfig;
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}
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export function getConfig(): MasterConfig {
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if (!cachedConfig) {
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throw new Error('Config not loaded. Call loadConfig() first.');
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}
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return cachedConfig;
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}
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export function resetConfig(): void {
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cachedConfig = null;
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}
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