website/api/database/database.go

65 lines
1.3 KiB
Go

package database
import (
"fmt"
"os"
"path"
"database/sql"
_ "github.com/mattn/go-sqlite3"
)
const (
SQL_PATH = "sql"
TABLE_ADMIN_LOG = "admin_log" // stores administrator logs
TABLE_METRICS = "metrics" // stores API usage metrcis
TABLE_NEWS = "news" // stores news posts
TABLE_SERVICES = "services" // stores services
TABLE_PROJECTS = "projects" // stores projects
)
var tables []string = []string{
TABLE_ADMIN_LOG, TABLE_METRICS, TABLE_NEWS,
TABLE_SERVICES, TABLE_PROJECTS,
}
type Type struct {
sql *sql.DB
rows *sql.Rows
}
func (db *Type) create_table(table string) error {
var (
err error
query []byte
)
query_path := path.Join(SQL_PATH, table+".sql")
if query, err = os.ReadFile(query_path); err != nil {
return fmt.Errorf("failed to read %s for table %s: %", query_path, table, err.Error())
}
if _, err = db.sql.Exec(string(query)); err != nil {
return fmt.Errorf("failed to create the %s table: %s", table, err.Error())
}
return nil
}
func (db *Type) Load() (err error) {
if db.sql, err = sql.Open("sqlite3", "data.db"); err != nil {
return fmt.Errorf("failed access the database: %s", err.Error())
}
for _, table := range tables {
if err = db.create_table(table); err != nil {
return err
}
}
return nil
}