use crate::database::schema::{
    entities, entity_facts, entity_photo_links, favorites, image_exif, libraries, photo_insights,
    users, video_preview_clips,
};
use serde::Serialize;

#[derive(Insertable)]
#[diesel(table_name = users)]
pub struct InsertUser<'a> {
    pub username: &'a str,
    pub password: &'a str,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct User {
    pub id: i32,
    pub username: String,
    #[serde(skip_serializing)]
    pub password: String,
}

#[derive(Insertable)]
#[diesel(table_name = favorites)]
pub struct InsertFavorite<'a> {
    pub userid: &'a i32,
    #[diesel(column_name = rel_path)]
    pub path: &'a str,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct Favorite {
    pub id: i32,
    pub userid: i32,
    #[diesel(column_name = rel_path)]
    pub path: String,
}

#[derive(Insertable)]
#[diesel(table_name = image_exif)]
pub struct InsertImageExif {
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub camera_make: Option<String>,
    pub camera_model: Option<String>,
    pub lens_model: Option<String>,
    pub width: Option<i32>,
    pub height: Option<i32>,
    pub orientation: Option<i32>,
    pub gps_latitude: Option<f32>,
    pub gps_longitude: Option<f32>,
    pub gps_altitude: Option<f32>,
    pub focal_length: Option<f32>,
    pub aperture: Option<f32>,
    pub shutter_speed: Option<String>,
    pub iso: Option<i32>,
    pub date_taken: Option<i64>,
    pub created_time: i64,
    pub last_modified: i64,
    pub content_hash: Option<String>,
    pub size_bytes: Option<i64>,
}

// Field order matches the post-migration column order in `image_exif`.
#[derive(Serialize, Queryable, Clone, Debug)]
pub struct ImageExif {
    pub id: i32,
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub camera_make: Option<String>,
    pub camera_model: Option<String>,
    pub lens_model: Option<String>,
    pub width: Option<i32>,
    pub height: Option<i32>,
    pub orientation: Option<i32>,
    pub gps_latitude: Option<f32>,
    pub gps_longitude: Option<f32>,
    pub gps_altitude: Option<f32>,
    pub focal_length: Option<f32>,
    pub aperture: Option<f32>,
    pub shutter_speed: Option<String>,
    pub iso: Option<i32>,
    pub date_taken: Option<i64>,
    pub created_time: i64,
    pub last_modified: i64,
    pub content_hash: Option<String>,
    pub size_bytes: Option<i64>,
}

#[derive(Insertable)]
#[diesel(table_name = photo_insights)]
pub struct InsertPhotoInsight {
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub title: String,
    pub summary: String,
    pub generated_at: i64,
    pub model_version: String,
    pub is_current: bool,
    pub training_messages: Option<String>,
    /// `"local"` (Ollama with images) | `"hybrid"` (local vision + OpenRouter chat).
    pub backend: String,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct PhotoInsight {
    pub id: i32,
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub title: String,
    pub summary: String,
    pub generated_at: i64,
    pub model_version: String,
    pub is_current: bool,
    pub training_messages: Option<String>,
    pub approved: Option<bool>,
    /// `"local"` (Ollama with images) | `"hybrid"` (local vision + OpenRouter chat).
    pub backend: String,
}

// --- Libraries ---

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct LibraryRow {
    pub id: i32,
    pub name: String,
    pub root_path: String,
    pub created_at: i64,
}

#[derive(Insertable)]
#[diesel(table_name = libraries)]
pub struct InsertLibrary<'a> {
    pub name: &'a str,
    pub root_path: &'a str,
    pub created_at: i64,
}

// --- Knowledge memory models ---

#[derive(Insertable)]
#[diesel(table_name = entities)]
pub struct InsertEntity {
    pub name: String,
    pub entity_type: String,
    pub description: String,
    pub embedding: Option<Vec<u8>>,
    pub confidence: f32,
    pub status: String,
    pub created_at: i64,
    pub updated_at: i64,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct Entity {
    pub id: i32,
    pub name: String,
    pub entity_type: String,
    pub description: String,
    pub embedding: Option<Vec<u8>>,
    pub confidence: f32,
    pub status: String,
    pub created_at: i64,
    pub updated_at: i64,
}

#[derive(Insertable)]
#[diesel(table_name = entity_facts)]
pub struct InsertEntityFact {
    pub subject_entity_id: i32,
    pub predicate: String,
    pub object_entity_id: Option<i32>,
    pub object_value: Option<String>,
    pub source_photo: Option<String>,
    pub source_insight_id: Option<i32>,
    pub confidence: f32,
    pub status: String,
    pub created_at: i64,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct EntityFact {
    pub id: i32,
    pub subject_entity_id: i32,
    pub predicate: String,
    pub object_entity_id: Option<i32>,
    pub object_value: Option<String>,
    pub source_photo: Option<String>,
    pub source_insight_id: Option<i32>,
    pub confidence: f32,
    pub status: String,
    pub created_at: i64,
}

#[derive(Insertable)]
#[diesel(table_name = entity_photo_links)]
pub struct InsertEntityPhotoLink {
    pub entity_id: i32,
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub role: String,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct EntityPhotoLink {
    pub id: i32,
    pub entity_id: i32,
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub role: String,
}

#[derive(Insertable)]
#[diesel(table_name = video_preview_clips)]
pub struct InsertVideoPreviewClip {
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub status: String,
    pub created_at: String,
    pub updated_at: String,
}

#[derive(Serialize, Queryable, Clone, Debug)]
pub struct VideoPreviewClip {
    pub id: i32,
    pub library_id: i32,
    #[diesel(column_name = rel_path)]
    pub file_path: String,
    pub status: String,
    pub duration_seconds: Option<f32>,
    pub file_size_bytes: Option<i32>,
    pub error_message: Option<String>,
    pub created_at: String,
    pub updated_at: String,
}