package config

import (
	"net/http"
	"net/http/httptest"
	"os"
	"software-station/internal/models"
	"sync"
	"testing"
	"time"
)

func TestConfig(t *testing.T) {
	// Test Local Config
	configPath := "test_software.txt"
	os.WriteFile(configPath, []byte("Owner/Repo\n#Comment\n\nOwner2/Repo2"), 0644)
	defer os.Remove(configPath)

	// Mock Gitea
	mockGitea := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Write([]byte(`{"description": "Test", "topics": [], "license": {"name": "MIT"}}`))
	}))
	defer mockGitea.Close()

	list := LoadSoftware(configPath, mockGitea.URL, "")
	if len(list) != 2 {
		t.Errorf("expected 2 repos, got %d", len(list))
	}

	// Test Remote Config
	mockRemote := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Write([]byte("Owner3/Repo3"))
	}))
	defer mockRemote.Close()

	listRemote := LoadSoftware(mockRemote.URL, mockGitea.URL, "")
	if len(listRemote) != 1 || listRemote[0].Name != "Repo3" {
		t.Errorf("expected Repo3, got %v", listRemote)
	}
}

func TestBackgroundUpdater(t *testing.T) {
	configPath := "test_updater.txt"
	os.WriteFile(configPath, []byte("Owner/Repo"), 0644)
	defer os.Remove(configPath)

	mockGitea := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Write([]byte(`{"description": "Updated", "topics": [], "license": {"name": "MIT"}}`))
	}))
	defer mockGitea.Close()

	var mu sync.RWMutex
	softwareList := &[]models.Software{}
	onUpdate := func(newList []models.Software) {
		mu.Lock()
		*softwareList = newList
		mu.Unlock()
	}
	StartBackgroundUpdater(configPath, mockGitea.URL, "", 100*time.Millisecond, onUpdate)

	// Wait for ticker
	time.Sleep(250 * time.Millisecond)

	mu.RLock()
	length := len(*softwareList)
	mu.RUnlock()

	if length == 0 {
		t.Error("softwareList was not updated by background updater")
	}
}