package main

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"
)

func testConfig() *Config {
	return &Config{
		Listen: "127.0.0.1:0",
		Auth: AuthConfig{
			User: "user",
			Pass: "pass",
		},
		Credentials: map[string]Credential{
			"telegram": {
				Username: "tg-user",
				Password: "tg-pass",
				Note:     "note",
			},
		},
	}
}

func TestHealthOK(t *testing.T) {
	mux := newMux(testConfig())
	req := httptest.NewRequest(http.MethodGet, "/health", nil)
	rr := httptest.NewRecorder()
	mux.ServeHTTP(rr, req)

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d", rr.Code)
	}
}

func TestCredsUnauthorized(t *testing.T) {
	mux := newMux(testConfig())
	req := httptest.NewRequest(http.MethodGet, "/creds?service=telegram", nil)
	rr := httptest.NewRecorder()
	mux.ServeHTTP(rr, req)

	if rr.Code != http.StatusUnauthorized {
		t.Fatalf("expected 401, got %d", rr.Code)
	}
}

func TestCredsSuccess(t *testing.T) {
	mux := newMux(testConfig())
	req := httptest.NewRequest(http.MethodGet, "/creds?service=telegram", nil)
	req.SetBasicAuth("user", "pass")
	rr := httptest.NewRecorder()
	mux.ServeHTTP(rr, req)

	if rr.Code != http.StatusOK {
		t.Fatalf("expected 200, got %d", rr.Code)
	}

	var resp Response
	if err := json.Unmarshal(rr.Body.Bytes(), &resp); err != nil {
		t.Fatalf("invalid json: %v", err)
	}
	if resp.Service != "telegram" || resp.Username != "tg-user" || resp.Password != "tg-pass" {
		t.Fatalf("unexpected response: %+v", resp)
	}
}