use church_core::{
    models::*,
    cache::MemoryCache,
    ChurchCoreConfig,
    ChurchApiClient,
};
use chrono::{DateTime, Utc, NaiveDate};
use std::time::Duration;
use tokio_test;

#[cfg(test)]
mod model_tests {
    use super::*;
    use pretty_assertions::assert_eq;

    #[test]
    fn test_event_creation() {
        let event = Event {
            id: "test-id".to_string(),
            title: "Bible Study".to_string(),
            description: "Weekly study".to_string(),
            start_time: Utc::now(),
            end_time: Utc::now() + chrono::Duration::hours(2),
            location: "Fellowship Hall".to_string(),
            location_url: Some("https://maps.google.com".to_string()),
            image: None,
            thumbnail: None,
            category: EventCategory::Education,
            is_featured: true,
            recurring_type: Some(RecurringType::Weekly),
            tags: Some(vec!["bible".to_string(), "study".to_string()]),
            contact_email: Some("contact@church.org".to_string()),
            contact_phone: None,
            registration_url: None,
            max_attendees: Some(30),
            current_attendees: Some(15),
            created_at: Utc::now(),
            updated_at: Utc::now(),
        };

        assert_eq!(event.title, "Bible Study");
        assert_eq!(event.category, EventCategory::Education);
        assert!(event.is_featured);
        assert_eq!(event.spots_remaining(), Some(15));
        assert!(!event.is_full());
    }

    #[test]
    fn test_event_time_methods() {
        let now = Utc::now();
        let past_time = now - chrono::Duration::hours(1);
        let future_time = now + chrono::Duration::hours(1);

        // Test upcoming event
        let upcoming_event = Event {
            id: "upcoming".to_string(),
            title: "Future Event".to_string(),
            description: "".to_string(),
            start_time: future_time,
            end_time: future_time + chrono::Duration::hours(1),
            location: "".to_string(),
            location_url: None,
            image: None,
            thumbnail: None,
            category: EventCategory::Service,
            is_featured: false,
            recurring_type: None,
            tags: None,
            contact_email: None,
            contact_phone: None,
            registration_url: None,
            max_attendees: None,
            current_attendees: None,
            created_at: now,
            updated_at: now,
        };

        // Test duration calculation
        assert_eq!(upcoming_event.duration_minutes(), 60);

        // Test past event
        let past_event = Event {
            id: "past".to_string(),
            title: "Past Event".to_string(),
            description: "".to_string(),
            start_time: past_time - chrono::Duration::hours(1),
            end_time: past_time,
            location: "".to_string(),
            location_url: None,
            image: None,
            thumbnail: None,
            category: EventCategory::Service,
            is_featured: false,
            recurring_type: None,
            tags: None,
            contact_email: None,
            contact_phone: None,
            registration_url: None,
            max_attendees: None,
            current_attendees: None,
            created_at: past_time,
            updated_at: past_time,
        };

        // Test duration calculation for past event
        assert_eq!(past_event.duration_minutes(), 60);
    }

    #[test]
    fn test_bulletin_creation() {
        let bulletin = Bulletin {
            id: "bulletin-1".to_string(),
            title: "Weekly Bulletin".to_string(),
            date: NaiveDate::from_ymd_opt(2024, 1, 6).unwrap(),
            sabbath_school: "9:30 AM".to_string(),
            divine_worship: "11:00 AM".to_string(),
            scripture_reading: "John 3:16".to_string(),
            sunset: "5:45 PM".to_string(),
            pdf_path: Some("/bulletins/2024-01-06.pdf".to_string()),
            cover_image: Some("/images/cover.jpg".to_string()),
            is_active: true,
            announcements: Some(vec![
                Announcement {
                    id: Some("ann-1".to_string()),
                    title: "Potluck Dinner".to_string(),
                    content: "Join us for fellowship".to_string(),
                    category: Some(AnnouncementCategory::Social),
                    is_urgent: false,
                    contact_info: None,
                    expires_at: Some(Utc::now() + chrono::Duration::days(7)),
                }
            ]),
            hymns: Some(vec![
                BulletinHymn {
                    number: 15,
                    title: "Amazing Grace".to_string(),
                    category: Some(HymnCategory::Opening),
                    verses: Some(vec![1, 2, 4]),
                }
            ]),
            special_music: Some("Choir Special".to_string()),
            offering_type: Some("Local Church Budget".to_string()),
            sermon_title: Some("Walking in Faith".to_string()),
            speaker: Some("Pastor Smith".to_string()),
            liturgy: None,
            created_at: Utc::now(),
            updated_at: Utc::now(),
        };

        assert_eq!(bulletin.title, "Weekly Bulletin");
        assert!(bulletin.has_pdf());
        assert!(bulletin.has_cover_image());
        assert_eq!(bulletin.active_announcements().len(), 1);
        assert_eq!(bulletin.urgent_announcements().len(), 0);
    }

    #[test]
    fn test_contact_form_creation() {
        let contact = ContactForm::new(
            "John Doe".to_string(),
            "john@example.com".to_string(),
            "Prayer Request".to_string(),
            "Please pray for my family.".to_string(),
        )
        .with_category(ContactCategory::PrayerRequest)
        .with_phone("555-123-4567".to_string())
        .mark_urgent();

        assert_eq!(contact.name, "John Doe");
        assert_eq!(contact.email, "john@example.com");
        assert!(contact.is_urgent());
        assert!(!contact.is_visitor());
        assert_eq!(contact.category, Some(ContactCategory::PrayerRequest));
    }

    #[test]
    fn test_sermon_search() {
        let sermon = Sermon {
            id: "sermon-1".to_string(),
            title: "The Power of Prayer".to_string(),
            speaker: "Pastor Johnson".to_string(),
            description: "Learning to pray effectively".to_string(),
            date: Utc::now() - chrono::Duration::days(7),
            scripture_reference: "Matthew 6:9-13".to_string(),
            series: Some("Prayer Series".to_string()),
            duration_seconds: Some(2400), // 40 minutes
            media_url: Some("https://media.church.org/sermon1.mp4".to_string()),
            audio_url: Some("https://media.church.org/sermon1.mp3".to_string()),
            video_url: Some("https://video.church.org/sermon1.mp4".to_string()),
            transcript: Some("Today we explore...".to_string()),
            thumbnail: Some("https://media.church.org/thumb1.jpg".to_string()),
            tags: Some(vec!["prayer".to_string(), "spiritual".to_string()]),
            category: SermonCategory::Regular,
            is_featured: true,
            view_count: 150,
            download_count: 45,
            created_at: Utc::now() - chrono::Duration::days(8),
            updated_at: Utc::now() - chrono::Duration::days(7),
        };

        assert_eq!(sermon.duration_formatted(), "40m");
        assert!(sermon.has_media());
        assert!(sermon.has_audio());
        assert!(sermon.has_video());
        assert!(sermon.has_transcript());
        assert!(sermon.is_popular());

        // Test search matching
        let search = SermonSearch::new()
            .with_query("prayer".to_string())
            .with_speaker("Johnson".to_string())
            .featured_only();

        assert!(sermon.matches_search(&search));

        let non_matching_search = SermonSearch::new()
            .with_query("baptism".to_string());

        assert!(!sermon.matches_search(&non_matching_search));
    }

    #[test]
    fn test_auth_token() {
        let token = AuthToken {
            token: "abc123".to_string(),
            token_type: "Bearer".to_string(),
            expires_at: Utc::now() + chrono::Duration::hours(1),
            user_id: Some("user-1".to_string()),
            user_name: Some("John Doe".to_string()),
            user_email: Some("john@church.org".to_string()),
            permissions: vec!["events.read".to_string(), "bulletins.read".to_string()],
        };

        assert!(token.is_valid());
        assert!(!token.is_expired());
        assert!(token.has_permission("events.read"));
        assert!(!token.has_permission("admin.write"));
        assert!(token.has_any_permission(&["events.read", "admin.write"]));
        assert!(!token.has_all_permissions(&["events.read", "admin.write"]));
    }

    #[test]
    fn test_user_roles() {
        let admin_user = AuthUser {
            id: "admin-1".to_string(),
            email: "admin@church.org".to_string(),
            name: "Admin User".to_string(),
            username: Some("admin".to_string()),
            avatar: None,
            verified: true,
            role: UserRole::Admin,
            permissions: vec!["admin.*".to_string()],
            created_at: Utc::now(),
            updated_at: Utc::now(),
            last_login: Some(Utc::now()),
        };

        assert!(admin_user.is_admin());
        assert!(admin_user.is_leadership());
        assert!(admin_user.can_edit_content());
        assert!(admin_user.can_moderate());
        assert_eq!(admin_user.display_name(), "Admin User");

        let member_user = AuthUser {
            id: "member-1".to_string(),
            email: "member@church.org".to_string(),
            name: "".to_string(),
            username: Some("member123".to_string()),
            avatar: None,
            verified: true,
            role: UserRole::Member,
            permissions: vec!["events.read".to_string()],
            created_at: Utc::now(),
            updated_at: Utc::now(),
            last_login: Some(Utc::now()),
        };

        assert!(!member_user.is_admin());
        assert!(!member_user.is_leadership());
        assert!(!member_user.can_edit_content());
        assert!(!member_user.can_moderate());
        assert!(member_user.is_member());
        assert_eq!(member_user.display_name(), "member123");
    }

    #[test]
    fn test_api_response_models() {
        let response: ApiResponse<String> = ApiResponse {
            success: true,
            data: Some("test data".to_string()),
            message: Some("Success".to_string()),
            error: None,
        };

        assert!(response.success);
        assert_eq!(response.data, Some("test data".to_string()));

        let error_response: ApiResponse<String> = ApiResponse {
            success: false,
            data: None,
            message: None,
            error: Some("Not found".to_string()),
        };

        assert!(!error_response.success);
        assert_eq!(error_response.data, None);
    }

    #[test]
    fn test_pagination_params() {
        let params = PaginationParams::new()
            .with_page(2)
            .with_per_page(25)
            .with_sort("created_at".to_string())
            .with_filter("active=true".to_string());

        assert_eq!(params.page, Some(2));
        assert_eq!(params.per_page, Some(25));
        assert_eq!(params.sort, Some("created_at".to_string()));
        assert_eq!(params.filter, Some("active=true".to_string()));
    }
}

#[cfg(test)]
mod cache_tests {
    use super::*;
    use tokio_test;

    #[tokio::test]
    async fn test_memory_cache_basic_operations() {
        let cache = MemoryCache::new(100);
        let ttl = Duration::from_secs(60);

        // Test set and get
        cache.set("key1", &"value1", ttl).await;
        let result: Option<String> = cache.get("key1").await;
        assert_eq!(result, Some("value1".to_string()));

        // Test get non-existent key
        let result: Option<String> = cache.get("nonexistent").await;
        assert_eq!(result, None);

        // Test remove
        cache.remove("key1").await;
        let result: Option<String> = cache.get("key1").await;
        assert_eq!(result, None);
    }

    #[tokio::test]
    async fn test_memory_cache_ttl_expiration() {
        let cache = MemoryCache::new(100);
        let short_ttl = Duration::from_millis(50);

        // Set value with short TTL
        cache.set("expire_key", &"expire_value", short_ttl).await;
        
        // Should be available immediately
        let result: Option<String> = cache.get("expire_key").await;
        assert_eq!(result, Some("expire_value".to_string()));

        // Wait for expiration
        tokio::time::sleep(Duration::from_millis(100)).await;

        // Should be expired
        let result: Option<String> = cache.get("expire_key").await;
        assert_eq!(result, None);
    }

    #[tokio::test]
    async fn test_memory_cache_clear() {
        let cache = MemoryCache::new(100);
        let ttl = Duration::from_secs(60);

        // Set multiple values
        cache.set("key1", &"value1", ttl).await;
        cache.set("key2", &"value2", ttl).await;
        cache.set("key3", &"value3", ttl).await;

        assert_eq!(cache.len().await, 3);

        // Clear cache
        cache.clear().await;
        assert_eq!(cache.len().await, 0);

        // Verify values are gone
        let result: Option<String> = cache.get("key1").await;
        assert_eq!(result, None);
    }

    #[tokio::test]
    async fn test_memory_cache_invalidate_prefix() {
        let cache = MemoryCache::new(100);
        let ttl = Duration::from_secs(60);

        // Set values with different prefixes
        cache.set("user:1", &"user1", ttl).await;
        cache.set("user:2", &"user2", ttl).await;
        cache.set("event:1", &"event1", ttl).await;
        cache.set("event:2", &"event2", ttl).await;

        assert_eq!(cache.len().await, 4);

        // Invalidate user prefix
        cache.invalidate_prefix("user:").await;
        assert_eq!(cache.len().await, 2);

        // Verify user keys are gone but event keys remain
        let result: Option<String> = cache.get("user:1").await;
        assert_eq!(result, None);

        let result: Option<String> = cache.get("event:1").await;
        assert_eq!(result, Some("event1".to_string()));
    }

    #[tokio::test]
    async fn test_memory_cache_complex_types() {
        let cache = MemoryCache::new(100);
        let ttl = Duration::from_secs(60);

        let event = Event {
            id: "test-event".to_string(),
            title: "Test Event".to_string(),
            description: "A test event".to_string(),
            start_time: Utc::now(),
            end_time: Utc::now() + chrono::Duration::hours(1),
            location: "Test Location".to_string(),
            location_url: None,
            image: None,
            thumbnail: None,
            category: EventCategory::Service,
            is_featured: false,
            recurring_type: None,
            tags: None,
            contact_email: None,
            contact_phone: None,
            registration_url: None,
            max_attendees: None,
            current_attendees: None,
            created_at: Utc::now(),
            updated_at: Utc::now(),
        };

        // Cache complex object
        cache.set("event:test", &event, ttl).await;

        // Retrieve and verify
        let result: Option<Event> = cache.get("event:test").await;
        assert!(result.is_some());
        let cached_event = result.unwrap();
        assert_eq!(cached_event.id, "test-event");
        assert_eq!(cached_event.title, "Test Event");
        assert_eq!(cached_event.category, EventCategory::Service);
    }
}

#[cfg(test)]
mod config_tests {
    use super::*;

    #[test]
    fn test_church_core_config() {
        let config = ChurchCoreConfig::new()
            .with_base_url("https://api.test.church")
            .with_cache_ttl(Duration::from_secs(600))
            .with_timeout(Duration::from_secs(15))
            .with_retry_attempts(5)
            .with_offline_mode(false)
            .with_max_cache_size(2000);

        assert_eq!(config.api_base_url, "https://api.test.church");
        assert_eq!(config.cache_ttl, Duration::from_secs(600));
        assert_eq!(config.timeout, Duration::from_secs(15));
        assert_eq!(config.retry_attempts, 5);
        assert!(!config.enable_offline_mode);
        assert_eq!(config.max_cache_size, 2000);
    }

    #[test]
    fn test_default_config() {
        let config = ChurchCoreConfig::default();
        
        assert_eq!(config.api_base_url, "https://api.rockvilletollandsda.church/api");
        assert_eq!(config.cache_ttl, Duration::from_secs(300));
        assert_eq!(config.timeout, Duration::from_secs(10));
        assert_eq!(config.retry_attempts, 3);
        assert!(config.enable_offline_mode);
        assert_eq!(config.max_cache_size, 1000);
    }
}