package config

import (
	"os"
	"testing"
)

func TestNewDefaults(t *testing.T) {
	cfg := New()

	if cfg.Port != 8080 {
		t.Errorf("expected default port 8080, got %d", cfg.Port)
	}
	if cfg.DataDir != "./data" {
		t.Errorf("expected default data dir ./data, got %s", cfg.DataDir)
	}
	if cfg.Workers != 2 {
		t.Errorf("expected default workers 2, got %d", cfg.Workers)
	}
	if cfg.RefreshInterval != 5 {
		t.Errorf("expected default refresh interval 5, got %d", cfg.RefreshInterval)
	}
}

func TestEnvOverrides(t *testing.T) {
	os.Setenv("VIDARCHIVE_PORT", "9090")
	os.Setenv("VIDARCHIVE_WORKERS", "4")
	os.Setenv("VIDARCHIVE_BASE_URL", "https://vidarchive.example.com")
	defer func() {
		os.Unsetenv("VIDARCHIVE_PORT")
		os.Unsetenv("VIDARCHIVE_WORKERS")
		os.Unsetenv("VIDARCHIVE_BASE_URL")
	}()

	cfg := New()

	if cfg.Port != 9090 {
		t.Errorf("expected port 9090, got %d", cfg.Port)
	}
	if cfg.Workers != 4 {
		t.Errorf("expected workers 4, got %d", cfg.Workers)
	}
	if cfg.BaseURL != "https://vidarchive.example.com" {
		t.Errorf("expected base URL https://vidarchive.example.com, got %s", cfg.BaseURL)
	}
	if !cfg.IsHTTPS() {
		t.Error("expected IsHTTPS() to be true")
	}
}

func TestIsHTTPS(t *testing.T) {
	tests := []struct {
		url      string
		expected bool
	}{
		{"", false},
		{"http://localhost:8080", false},
		{"https://example.com", true},
		{"https://vidarchive.example.com/path", true},
	}

	for _, test := range tests {
		cfg := &Config{BaseURL: test.url}
		if cfg.IsHTTPS() != test.expected {
			t.Errorf("IsHTTPS() for %q = %v, expected %v", test.url, cfg.IsHTTPS(), test.expected)
		}
	}
}