burncloud-database-models 0.1.0

use crate::models::*;
use crate::repository::*;
use crate::converters::*;
use burncloud_service_models as service;
use sqlx::Pool;
use uuid::Uuid;
use async_trait::async_trait;

/// PostgreSQL 数据库操作实现
pub struct PostgresOperations {
    pub pool: Pool<sqlx::Postgres>,
}

impl PostgresOperations {
    pub fn new(pool: Pool<sqlx::Postgres>) -> Self {
        Self { pool }
    }
}

#[async_trait]
impl DatabaseRepository<sqlx::Postgres> for PostgresOperations {
    type Error = RepositoryError;

    async fn pool(&self) -> &Pool<sqlx::Postgres> {
        &self.pool
    }
}

#[async_trait]
impl ModelRepository<sqlx::Postgres> for PostgresOperations {
    async fn get_all_models(&self) -> Result<Vec<service::Model>, Self::Error> {
        // 简化实现 - 在实际应用中需要手动构建查询
        let models = Vec::new(); // 这里应该是实际的数据库查询
        Ok(models)
    }

    async fn get_model_by_id(&self, _id: Uuid) -> Result<Option<service::Model>, Self::Error> {
        // 简化实现
        Ok(None)
    }

    async fn get_model_by_name(&self, _name: &str) -> Result<Option<service::Model>, Self::Error> {
        // 简化实现
        Ok(None)
    }

    async fn create_model(&self, _model: &service::Model) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }

    async fn update_model(&self, _model: &service::Model) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }

    async fn delete_model(&self, _id: Uuid) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }

    async fn search_models(&self, _query: &str, _limit: Option<i64>) -> Result<Vec<service::Model>, Self::Error> {
        // 简化实现
        Ok(Vec::new())
    }

    async fn get_models_by_type(&self, _model_type: &service::ModelType) -> Result<Vec<service::Model>, Self::Error> {
        // 简化实现
        Ok(Vec::new())
    }

    async fn get_models_by_provider(&self, _provider: &str) -> Result<Vec<service::Model>, Self::Error> {
        // 简化实现
        Ok(Vec::new())
    }
}

#[async_trait]
impl InstalledModelRepository<sqlx::Postgres> for PostgresOperations {
    async fn get_all_installed_models(&self) -> Result<Vec<service::InstalledModel>, Self::Error> {
        // 简化实现
        Ok(Vec::new())
    }

    async fn get_installed_model_by_model_id(&self, _model_id: Uuid) -> Result<Option<service::InstalledModel>, Self::Error> {
        // 简化实现
        Ok(None)
    }

    async fn install_model(&self, _installed_model: &service::InstalledModel) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }

    async fn update_installed_model(&self, _installed_model: &service::InstalledModel) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }

    async fn uninstall_model(&self, _model_id: Uuid) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }

    async fn get_installed_models_by_status(&self, _status: &service::ModelStatus) -> Result<Vec<service::InstalledModel>, Self::Error> {
        // 简化实现
        Ok(Vec::new())
    }

    async fn update_model_usage(&self, _model_id: Uuid) -> Result<(), Self::Error> {
        // 简化实现
        Ok(())
    }
}

/// 数据库操作工厂
pub struct DatabaseOperationsFactory;

impl DatabaseOperationsFactory {
    /// 创建 PostgreSQL 操作实例
    #[cfg(feature = "postgres")]
    pub fn create_postgres(pool: Pool<sqlx::Postgres>) -> PostgresOperations {
        PostgresOperations::new(pool)
    }
}

// 示例函数：演示如何使用转换器
pub fn example_usage() {
    // 使用转换器函数而不是 trait 实现
    let installed_model = service::InstalledModel {
        model: service::Model::new(
            "test-model".to_string(),
            "Test Model".to_string(),
            "1.0".to_string(),
            service::ModelType::Chat,
            "Test Provider".to_string(),
            1024 * 1024 * 1024, // 1GB
        ),
        install_path: "/models/test".to_string(),
        installed_at: chrono::Utc::now(),
        status: service::ModelStatus::Stopped,
        port: Some(8080),
        process_id: None,
        last_used: None,
        usage_count: 0,
    };

    // 转换为数据库模型
    let (_db_model, _db_installed) = convert_installed_model_to_db(installed_model);
}