import * as express from "express";

import { Utils } from "../Utils";
import { Armory } from "../Armory";
import { DataTablesSsp } from "../DataTablesSsp";

export class IndexController {
	private armory: Armory;

	public constructor(armory: Armory) {
		this.armory = armory;
	}

	public async index(req: express.Request, res: express.Response): Promise<void> {
		res.render("index.hbs", {
			title: "Armory",
			realms: this.armory.config.realms.map((r) => r.name),
		});
	}

	public async search(req: express.Request, res: express.Response, next: express.NextFunction): Promise<void> {
		const realmName = req.query.realm as string;
		const realm = realmName === undefined ? this.armory.config.realms[0] : this.armory.config.realms.find((r) => r.name === realmName);
		if (realm === undefined) {
			return next(400);
		}

		const db = this.armory.getCharactersDb(realm.name);
		const charSet = await this.armory.getDatabaseCharset(realm.name);

		let ssp = new DataTablesSsp(req.query, db, "characters", "guid", [
			{ name: "name", collation: `${charSet}_general_ci` },
			{ table: "guild", name: "name" },
			{ name: "level" },
			{ name: "class", formatter: (cls) => Utils.classNames[cls] },
			{ name: "race", formatter: (race, row) => `${Utils.raceNames[race]}_${row[6] === 0 ? "male" : "female"}` },
			{ name: "online", formatter: (online) => online === 1 },
		]);
		ssp.joins = [
			{ table1: "characters", column1: "guid", table2: "guild_member", column2: "guid", kind: "LEFT" },
			{ table1: "guild_member", column1: "guildid", table2: "guild", column2: "guildid", kind: "LEFT" },
		];
		ssp.extraDataColumns = ["`characters`.`gender`"];

		if (this.armory.config.hideGameMasters) {
			ssp.joins.push({
				table1: "characters",
				column1: "account",
				table2: "account_access",
				column2: "id",
				database2: realm.authDatabase,
				kind: "LEFT",
			});
			ssp = ssp.where(
				`\`account_access\`.\`id\` IS NULL OR \`account_access\`.\`RealmID\` NOT IN (-1, ${realm.realmId}) OR \`account_access\`.\`gmlevel\` = 0`,
			);
		}

		const result = await ssp.where("`deleteInfos_Account` IS NULL").run(this.armory.config.dbQueryTimeout);
		(result as any).realm = realm.name;

		res.json(result);
	}
}