Files
antrean-anjungan/pkg/logger/example_dynamic_logging.go
2025-08-25 05:22:46 +07:00

106 lines
3.1 KiB
Go

package logger
import (
"fmt"
"time"
)
// ExampleDynamicLogging menunjukkan cara menggunakan fungsi penyimpanan log dinamis
func ExampleDynamicLogging() {
// Buat logger instance
logger := New("test-service", DEBUG, false)
// Contoh 1: Log biasa dengan penyimpanan otomatis
fmt.Println("=== Contoh 1: Log biasa dengan penyimpanan otomatis ===")
logger.LogAndSave(INFO, "Aplikasi dimulai", map[string]interface{}{
"version": "1.0.0",
"mode": "development",
})
// Contoh 2: Log dengan request ID
fmt.Println("\n=== Contoh 2: Log dengan request ID ===")
reqLogger := logger.WithRequestID("req-123456")
reqLogger.LogAndSave(INFO, "Request diproses", map[string]interface{}{
"endpoint": "/api/v1/users",
"method": "GET",
"user_id": 1001,
})
// Contoh 3: Log error
fmt.Println("\n=== Contoh 3: Log error ===")
logger.LogAndSave(ERROR, "Database connection failed", map[string]interface{}{
"error": "connection timeout",
"timeout": "30s",
"host": "localhost:5432",
})
// Contoh 4: Manual save ke berbagai format
fmt.Println("\n=== Contoh 4: Manual save ke berbagai format ===")
manualEntry := LogEntry{
Timestamp: time.Now().Format(time.RFC3339),
Level: "INFO",
Service: "manual-service",
Message: "Manual log entry",
RequestID: "manual-req-001",
File: "example.go",
Line: 42,
Fields: map[string]interface{}{
"custom_field": "custom_value",
"number": 42,
},
}
// Simpan manual ke berbagai format
if err := SaveLogText(manualEntry); err != nil {
fmt.Printf("Error saving text log: %v\n", err)
}
if err := SaveLogJSON(manualEntry); err != nil {
fmt.Printf("Error saving JSON log: %v\n", err)
}
if err := SaveLogToDatabase(manualEntry); err != nil {
fmt.Printf("Error saving to database log: %v\n", err)
}
// Contoh 5: Log dengan durasi
fmt.Println("\n=== Contoh 5: Log dengan durasi ===")
start := time.Now()
time.Sleep(100 * time.Millisecond) // Simulasi proses
duration := time.Since(start)
logger.LogAndSave(INFO, "Process completed", map[string]interface{}{
"operation": "data_processing",
"duration": duration.String(),
"items": 150,
})
fmt.Println("\n=== Semua log telah disimpan dalam berbagai format ===")
fmt.Println("1. Format teks dengan pemisah |: pkg/logger/data/logs.txt")
fmt.Println("2. Format JSON: pkg/logger/data/logs.json")
fmt.Println("3. Format database (placeholder): pkg/logger/data/database_logs.txt")
}
// ExampleMiddlewareLogging menunjukkan penggunaan dalam middleware
func ExampleMiddlewareLogging() {
fmt.Println("\n=== Contoh Penggunaan dalam Middleware ===")
middlewareLogger := New("middleware-service", INFO, false)
// Simulasi request processing
middlewareLogger.LogAndSave(INFO, "Request received", map[string]interface{}{
"method": "POST",
"path": "/api/v1/auth/login",
"client_ip": "192.168.1.100",
"user_agent": "Mozilla/5.0",
"content_type": "application/json",
})
// Simulasi response
middlewareLogger.LogAndSave(INFO, "Response sent", map[string]interface{}{
"status_code": 200,
"duration": "150ms",
"response_size": "2.5KB",
})
}