package alerts

import (
	"context"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"
	"time"

	"git.tornberg.me/go-otel/internal/features"
)

func TestAlwaysOnDisplayCreatesAndUpdatesSession(t *testing.T) {
	var paths []string
	var bodies []map[string]any
	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		paths = append(paths, r.URL.Path)
		var body map[string]any
		if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
			t.Fatal(err)
		}
		bodies = append(bodies, body)
		if r.URL.Path == "/api/sessions" {
			_, _ = w.Write([]byte(`{"id":"session-1"}`))
		}
	}))
	defer srv.Close()

	a := NewAlert(features.Spike{Service: "orders", ErrorCount: 5}, time.Now())
	if err := (&AlwaysOnDisplay{URL: srv.URL}).Send(context.Background(), a); err != nil {
		t.Fatal(err)
	}
	if strings.Join(paths, ",") != "/api/sessions,/api/sessions/session-1/status,/api/sessions/session-1/log" {
		t.Fatalf("paths = %v", paths)
	}
	if bodies[0]["name"] != "LOW alert: orders" || bodies[1]["status"] == "" || bodies[2]["level"] != "info" {
		t.Fatalf("bodies = %+v", bodies)
	}
}