// This file will create all tables for the artificer schema
// DATA WILL BE LOST IF DB ALREADY EXISTS, RUN AT OWN RISK

import {
	// MySQL deps
	Client
} from "../deps.ts";

import { LOCALMODE } from "../flags.ts";
import config from "../config.ts";

// Log into the MySQL DB
const dbClient = await new Client().connect({
	hostname: LOCALMODE ? config.db.localhost : config.db.host,
	port: config.db.port,
	username: config.db.username,
	password: config.db.password,
});

console.log("Attempting to create DB");
await dbClient.execute(`CREATE SCHEMA IF NOT EXISTS ${config.db.name};`);
await dbClient.execute(`USE ${config.db.name}`);
console.log("DB created");

console.log("Attempt to drop all tables");
await dbClient.execute(`DROP PROCEDURE IF EXISTS INC_CNT;`);
await dbClient.execute(`DROP TABLE IF EXISTS command_cnt;`);
await dbClient.execute(`DROP TABLE IF EXISTS guild_prefix;`);
console.log("Tables dropped");

console.log("Attempting to create table command_cnt");
await dbClient.execute(`
	CREATE TABLE command_cnt (
		command char(20) NOT NULL,
		count bigint unsigned NOT NULL DEFAULT 0,
		PRIMARY KEY (command),
		UNIQUE KEY command_cnt_command_UNIQUE (command)
	) ENGINE=InnoDB DEFAULT CHARSET=utf8;
`);
console.log("Table created");

console.log("Attempt creating increment Stored Procedure");
await dbClient.execute(`
	CREATE PROCEDURE INC_CNT(
		IN cmd CHAR(20)
	)
	BEGIN
		declare oldcnt bigint unsigned;
		set oldcnt = (SELECT count FROM command_cnt WHERE command = cmd);
		UPDATE command_cnt SET count = oldcnt + 1 WHERE command = cmd;
	END
`);
console.log("Stored Procedure created");

console.log("Attempting to create table guild_prefix");
await dbClient.execute(`
	CREATE TABLE guild_prefix (
		guildId bigint unsigned NOT NULL,
		prefix char(10) NOT NULL,
		PRIMARY KEY (guildid),
		UNIQUE KEY guild_prefix_guildid_UNIQUE (guildid)
	) ENGINE=InnoDB DEFAULT CHARSET=utf8;
`);
console.log("Table created");

await dbClient.close();
console.log("Done!");