import fs from "fs";
import path from "path";
import _ from "lodash";
import { DSQL_DATASQUIREL_BACKUPS, DsqlTables } from "../../../../types/dsql";
import { APIResponseObject } from "../../../../types";
import grabDirNames from "../../../../utils/backend/names/grab-dir-names";
import deleteDbEntry from "../../db/deleteDbEntry";
import numberfy from "../../../../utils/numberfy";

type Params = {
    backup: DSQL_DATASQUIREL_BACKUPS;
};

export default async function deleteBackup({
    backup,
}: Params): Promise<APIResponseObject> {
    try {
        const { mainBackupDir, userBackupDir } = grabDirNames({
            userId: backup.user_id,
        });

        if (backup.user_id && !userBackupDir) {
            return {
                success: false,
                msg: `Error grabbing user backup directory`,
            };
        }

        if (!backup.uuid) {
            return {
                success: false,
                msg: `No UUID found for backup`,
            };
        }

        const newBackupDir = path.join(
            backup.user_id && userBackupDir ? userBackupDir : mainBackupDir,
            backup.uuid
        );

        fs.rmSync(newBackupDir, { recursive: true, force: true });

        await deleteDbEntry<
            DSQL_DATASQUIREL_BACKUPS,
            (typeof DsqlTables)[number]
        >({
            identifierColumnName: "id",
            identifierValue: numberfy(backup.id),
            tableName: "backups",
        });

        return { success: true };
    } catch (error: any) {
        return {
            success: false,
            msg: `Failed to write backup files`,
            error: error.message,
        };
    }
}