PackageManager/Client/Database/Init.go

package Database

import (
	"database/sql"

	_ "github.com/mattn/go-sqlite3"

	"PackageManager/Variables"
)

var (
	DB *sql.DB
)

func init() {
	var e error
	DB, e = sql.Open("sqlite3", Variables.DatabaseName)
	if e != nil {
		panic(e)
	}
}

func InitDB() error {
	var (
		sqlStmt string
		e       error
	)
	sqlStmt = `
	CREATE TABLE IF NOT EXISTS filesystem_hash (
		id INTEGER NOT NULL PRIMARY KEY,
		path VARCHAR(256),
		hash VARCHAR(64),
		created_at INTEGER DEFAULT CURRENT_TIMESTAMP,
		updated_at INTEGER
	)
	`
	_, e = DB.Exec(sqlStmt)
	if e != nil {
		return e
	}
	return nil
}