// Basic HTTP client with retry, timeout, and structured logging.
package main

import (
	"context"
	"fmt"
	"log"
	"log/slog"
	"time"

	"git.codelab.vc/pkg/httpx"
	"git.codelab.vc/pkg/httpx/middleware"
	"git.codelab.vc/pkg/httpx/retry"
)

func main() {
	client := httpx.New(
		httpx.WithBaseURL("https://httpbin.org"),
		httpx.WithTimeout(10*time.Second),
		httpx.WithRetry(
			retry.WithMaxAttempts(3),
			retry.WithBackoff(retry.ExponentialBackoff(100*time.Millisecond, 2*time.Second, true)),
		),
		httpx.WithMiddleware(
			middleware.UserAgent("httpx-example/1.0"),
		),
		httpx.WithMaxResponseBody(1<<20), // 1 MB limit
		httpx.WithLogger(slog.Default()),
	)
	defer client.Close()

	ctx := context.Background()

	// GET request.
	resp, err := client.Get(ctx, "/get")
	if err != nil {
		log.Fatal(err)
	}

	body, err := resp.String()
	if err != nil {
		log.Fatal(err)
	}
	fmt.Printf("GET /get → %d (%d bytes)\n", resp.StatusCode, len(body))

	// POST with JSON body.
	type payload struct {
		Name  string `json:"name"`
		Email string `json:"email"`
	}

	req, err := httpx.NewJSONRequest(ctx, "POST", "/post", payload{
		Name:  "Alice",
		Email: "alice@example.com",
	})
	if err != nil {
		log.Fatal(err)
	}

	resp, err = client.Do(ctx, req)
	if err != nil {
		log.Fatal(err)
	}
	defer resp.Close()

	fmt.Printf("POST /post → %d\n", resp.StatusCode)
}