import { join as pathJoin, dirname as pathDirname } from "path";
import type { ThemeType } from "./constants";
import * as fs from "fs";

export type MetaInfKeycloakTheme = {
    themes: { name: string; types: (ThemeType | "email")[] }[];
};

export function getMetaInfKeycloakThemesJsonPath(params: { keycloakifyBuildDirPath: string }) {
    const { keycloakifyBuildDirPath } = params;

    return pathJoin(keycloakifyBuildDirPath, "src", "main", "resources", "META-INF", "keycloak-themes.json");
}

export function readMetaInfKeycloakThemes(params: { keycloakifyBuildDirPath: string }): MetaInfKeycloakTheme {
    const { keycloakifyBuildDirPath } = params;

    return JSON.parse(fs.readFileSync(getMetaInfKeycloakThemesJsonPath({ keycloakifyBuildDirPath })).toString("utf8")) as MetaInfKeycloakTheme;
}

export function writeMetaInfKeycloakThemes(params: { keycloakifyBuildDirPath: string; metaInfKeycloakThemes: MetaInfKeycloakTheme }) {
    const { keycloakifyBuildDirPath, metaInfKeycloakThemes } = params;

    const metaInfKeycloakThemesJsonPath = getMetaInfKeycloakThemesJsonPath({ keycloakifyBuildDirPath });

    {
        const dirPath = pathDirname(metaInfKeycloakThemesJsonPath);
        if (!fs.existsSync(dirPath)) {
            fs.mkdirSync(dirPath, { "recursive": true });
        }
    }

    fs.writeFileSync(metaInfKeycloakThemesJsonPath, Buffer.from(JSON.stringify(metaInfKeycloakThemes, null, 2), "utf8"));
}