initiate repo

2026-01-27 11:41:51 +07:00
commit ccf12a95b1
33 changed files with 8209 additions and 0 deletions
@@ -0,0 +1,111 @@
+package config
+
+import (
+	"log"
+	"os"
+	"strings"
+
+	"github.com/joho/godotenv"
+)
+
+func LoadConfig() *Config {
+	errLoadEnv := godotenv.Load()
+	if errLoadEnv != nil {
+		log.Println("error loading .env")
+	}
+
+	config := &Config{
+		Server: ServerConfig{
+			Port: getEnvAsInt("PORT", 8080),
+			Mode: getEnv("GIN_MODE", "debug"),
+		},
+		Databases: make(map[string]DatabaseConfig),
+	}
+
+	config.loadCustomDatabaseConfigs()
+
+	return config
+}
+
+func (c *Config) loadCustomDatabaseConfigs() {
+	envVars := os.Environ()
+	dbConfigs := make(map[string]map[string]string)
+
+	// Parse database configurations from environment variables
+	for _, envVar := range envVars {
+		parts := strings.SplitN(envVar, "=", 2)
+		if len(parts) != 2 {
+			continue
+		}
+
+		key := parts[0]
+		value := parts[1]
+
+		// Parse specific database configurations
+		if strings.HasSuffix(key, "_CONNECTION") || strings.HasSuffix(key, "_HOST") ||
+			strings.HasSuffix(key, "_DATABASE") || strings.HasSuffix(key, "_USERNAME") ||
+			strings.HasSuffix(key, "_PASSWORD") || strings.HasSuffix(key, "_PORT") ||
+			strings.HasSuffix(key, "_NAME") {
+
+			segments := strings.Split(key, "_")
+			if len(segments) >= 2 {
+				dbName := strings.ToLower(strings.Join(segments[:len(segments)-1], "_"))
+				property := strings.ToLower(segments[len(segments)-1])
+
+				if dbConfigs[dbName] == nil {
+					dbConfigs[dbName] = make(map[string]string)
+				}
+				dbConfigs[dbName][property] = value
+			}
+		}
+	}
+
+	// Create DatabaseConfig from parsed configurations for additional databases
+	for name, config := range dbConfigs {
+		// Skip empty configurations or system configurations
+		if name == "" || strings.Contains(name, "chrome_crashpad_pipe") || name == "primary" {
+			continue
+		}
+
+		dbType := getEnvFromMap(config, "connection", getEnvFromMap(config, "type", "postgres"))
+
+		// Skip if username is empty and it's not a system config
+		username := getEnvFromMap(config, "username", "")
+		if username == "" && !strings.HasPrefix(name, "chrome") {
+			continue
+		}
+
+		dbConfig := DatabaseConfig{
+			Name:            name,
+			Type:            dbType,
+			Host:            getEnvFromMap(config, "host", "localhost"),
+			Port:            getEnvAsIntFromMap(config, "port", getDefaultPort(dbType)),
+			Username:        username,
+			Password:        getEnvFromMap(config, "password", ""),
+			Database:        getEnvFromMap(config, "database", getEnvFromMap(config, "name", name)),
+			Schema:          getEnvFromMap(config, "schema", getDefaultSchema(dbType)),
+			SSLMode:         getEnvFromMap(config, "sslmode", getDefaultSSLMode(dbType)),
+			Path:            getEnvFromMap(config, "path", ""),
+			Options:         getEnvFromMap(config, "options", ""),
+			MaxOpenConns:    getEnvAsIntFromMap(config, "max_open_conns", getDefaultMaxOpenConns(dbType)),
+			MaxIdleConns:    getEnvAsIntFromMap(config, "max_idle_conns", getDefaultMaxIdleConns(dbType)),
+			ConnMaxLifetime: parseDuration(getEnvFromMap(config, "conn_max_lifetime", getDefaultConnMaxLifetime(dbType))),
+			// Security settings
+			RequireSSL:       getEnvAsBoolFromMap(config, "require_ssl", false),
+			SSLRootCert:      getEnvFromMap(config, "ssl_root_cert", ""),
+			SSLCert:          getEnvFromMap(config, "ssl_cert", ""),
+			SSLKey:           getEnvFromMap(config, "ssl_key", ""),
+			Timeout:          parseDuration(getEnvFromMap(config, "timeout", "30s")),
+			ConnectTimeout:   parseDuration(getEnvFromMap(config, "connect_timeout", "10s")),
+			ReadTimeout:      parseDuration(getEnvFromMap(config, "read_timeout", "30s")),
+			WriteTimeout:     parseDuration(getEnvFromMap(config, "write_timeout", "30s")),
+			StatementTimeout: parseDuration(getEnvFromMap(config, "statement_timeout", "360s")),
+			// Connection pool settings
+			MaxLifetime:       parseDuration(getEnvFromMap(config, "max_lifetime", "1h")),
+			MaxIdleTime:       parseDuration(getEnvFromMap(config, "max_idle_time", "5m")),
+			HealthCheckPeriod: parseDuration(getEnvFromMap(config, "health_check_period", "1m")),
+		}
+
+		c.Databases[name] = dbConfig
+	}
+}