import ini from "ini";
import fs from "fs";
import dataDir from "./data_dir.js";
import path from "path";
import resourceDir from "./resource_dir.js";
import { envToBoolean } from "./utils.js";

const configSampleFilePath = path.resolve(resourceDir.RESOURCE_DIR, "config-sample.ini");

if (!fs.existsSync(dataDir.CONFIG_INI_PATH)) {
    const configSample = fs.readFileSync(configSampleFilePath).toString("utf8");

    fs.writeFileSync(dataDir.CONFIG_INI_PATH, configSample);
}

const iniConfig = ini.parse(fs.readFileSync(dataDir.CONFIG_INI_PATH, "utf-8"));

export interface TriliumConfig {
    General: {
        instanceName: string;
        noAuthentication: boolean;
        noBackup: boolean;
        noDesktopIcon: boolean;
    };
    Network: {
        host: string;
        port: string;
        https: boolean;
        certPath: string;
        keyPath: string;
        trustedReverseProxy: boolean | string;
        corsAllowOrigin: string;
        corsAllowMethods: string;
        corsAllowHeaders: string;
    };
    Session: {
        cookieMaxAge: number;
    };
    Sync: {
        syncServerHost: string;
        syncServerTimeout: string;
        syncProxy: string;
    };
    MultiFactorAuthentication: {
        oauthBaseUrl: string;
        oauthClientId: string;
        oauthClientSecret: string;
    };
}

//prettier-ignore
const config: TriliumConfig = {

    General: {
        instanceName:
            process.env.TRILIUM_GENERAL_INSTANCENAME || iniConfig.General.instanceName || "",

        noAuthentication:
            envToBoolean(process.env.TRILIUM_GENERAL_NOAUTHENTICATION) || iniConfig.General.noAuthentication || false,

        noBackup:
            envToBoolean(process.env.TRILIUM_GENERAL_NOBACKUP) || iniConfig.General.noBackup || false,

        noDesktopIcon:
            envToBoolean(process.env.TRILIUM_GENERAL_NODESKTOPICON) || iniConfig.General.noDesktopIcon || false
    },

    Network: {
        host:
            process.env.TRILIUM_NETWORK_HOST || iniConfig.Network.host || "0.0.0.0",

        port:
            process.env.TRILIUM_NETWORK_PORT || iniConfig.Network.port || "3000",

        https:
            envToBoolean(process.env.TRILIUM_NETWORK_HTTPS) || iniConfig.Network.https || false,

        certPath:
            process.env.TRILIUM_NETWORK_CERTPATH || iniConfig.Network.certPath || "",

        keyPath:
            process.env.TRILIUM_NETWORK_KEYPATH || iniConfig.Network.keyPath || "",

        trustedReverseProxy:
            process.env.TRILIUM_NETWORK_TRUSTEDREVERSEPROXY || iniConfig.Network.trustedReverseProxy || false,

        corsAllowOrigin:
            process.env.TRILIUM_NETWORK_CORS_ALLOW_ORIGIN || iniConfig.Network.corsAllowOrigin || "",

        corsAllowMethods:
            process.env.TRILIUM_NETWORK_CORS_ALLOW_METHODS || iniConfig.Network.corsAllowMethods || "",

        corsAllowHeaders:
            process.env.TRILIUM_NETWORK_CORS_ALLOW_HEADERS || iniConfig.Network.corsAllowHeaders || ""
    },

    Session: {
        cookieMaxAge:
            parseInt(String(process.env.TRILIUM_SESSION_COOKIEMAXAGE)) || parseInt(iniConfig?.Session?.cookieMaxAge) || 21 * 24 * 60 * 60 // 21 Days in Seconds
    },

    Sync: {
        syncServerHost:
            process.env.TRILIUM_SYNC_SERVER_HOST || iniConfig?.Sync?.syncServerHost || "",

        syncServerTimeout:
            process.env.TRILIUM_SYNC_SERVER_TIMEOUT || iniConfig?.Sync?.syncServerTimeout || "120000",

        syncProxy:
            // additionally checking in iniConfig for inconsistently named syncProxy for backwards compatibility
            process.env.TRILIUM_SYNC_SERVER_PROXY || iniConfig?.Sync?.syncProxy || iniConfig?.Sync?.syncServerProxy || ""
    },

    MultiFactorAuthentication: {
        oauthBaseUrl:
            process.env.TRILIUM_OAUTH_BASE_URL || iniConfig?.MultiFactorAuthentication?.oauthBaseUrl || "",

        oauthClientId:
            process.env.TRILIUM_OAUTH_CLIENT_ID || iniConfig?.MultiFactorAuthentication?.oauthClientId || "",

        oauthClientSecret:
            process.env.TRILIUM_OAUTH_CLIENT_SECRET || iniConfig?.MultiFactorAuthentication?.oauthClientSecret || ""
    }
};

export default config;