backbone-bucket 0.2.1

//! Commands for ConversionJob aggregate
//!
//! Generated by backbone-schema. Do not edit manually.
//!
//! CQRS Commands represent intent to change state.

use async_trait::async_trait;
use anyhow::Result;
use serde::{Deserialize, Serialize};
use uuid::Uuid;

use crate::domain::entity::ConversionJob;
use crate::infrastructure::persistence::ConversionJobRepository;
use super::CommandHandler;

// ============================================================================
// COMMAND TRAIT (DEPRECATED)
// ============================================================================

/// Command trait for ConversionJob operations
///
/// **DEPRECATED**: Use the generic `CommandHandler<C>` trait from `mod.rs` instead.
/// This trait is kept for backwards compatibility.
#[deprecated(since = "0.2.0", note = "Use CommandHandler<C> trait instead")]
#[async_trait]
pub trait ConversionJobCommand: Send + Sync {
    type Output;
    async fn execute(&self) -> Result<Self::Output>;
}

// ============================================================================
// CREATE COMMAND
// ============================================================================

/// Command to create a new conversion_job
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CreateConversionJobCommand {
    pub source_file_id: Uuid,
    pub target_format: String,
    pub status: ConversionStatus,
    pub conversion_options: Option<serde_json::Value>,
    pub result_file_id: Option<Uuid>,
    pub progress: i32,
    pub error_message: Option<String>,
    pub started_at: Option<DateTime<Utc>>,
    pub completed_at: Option<DateTime<Utc>>,
    pub metadata: serde_json::Value,
}

/// Handler for CreateConversionJobCommand
pub struct CreateConversionJobHandler<R: ConversionJobRepository> {
    repository: std::sync::Arc<R>,
}

impl<R: ConversionJobRepository> CreateConversionJobHandler<R> {
    pub fn new(repository: std::sync::Arc<R>) -> Self {
        Self { repository }
    }
}

#[async_trait]
impl<R: ConversionJobRepository + 'static> CommandHandler<CreateConversionJobCommand> for CreateConversionJobHandler<R> {
    type Output = ConversionJob;

    async fn handle(&self, cmd: CreateConversionJobCommand) -> Result<Self::Output> {
        let entity = ConversionJob::builder()
            .id(Uuid::new_v4().to_string())
            .source_file_id(cmd.source_file_id)
            .target_format(cmd.target_format)
            .status(cmd.status)
            .conversion_options(cmd.conversion_options)
            .result_file_id(cmd.result_file_id)
            .progress(cmd.progress)
            .error_message(cmd.error_message)
            .started_at(cmd.started_at)
            .completed_at(cmd.completed_at)
            .metadata(cmd.metadata)
            .build()?;

        self.repository.save(&entity).await
    }
}

// ============================================================================
// UPDATE COMMAND
// ============================================================================

/// Command to update an existing conversion_job
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UpdateConversionJobCommand {
    pub id: String,
    pub source_file_id: Option<Uuid>,
    pub target_format: Option<String>,
    pub status: Option<ConversionStatus>,
    pub conversion_options: Option<serde_json::Value>,
    pub result_file_id: Option<Uuid>,
    pub progress: Option<i32>,
    pub error_message: Option<String>,
    pub started_at: Option<DateTime<Utc>>,
    pub completed_at: Option<DateTime<Utc>>,
    pub metadata: Option<serde_json::Value>,
}

/// Handler for UpdateConversionJobCommand
pub struct UpdateConversionJobHandler<R: ConversionJobRepository> {
    repository: std::sync::Arc<R>,
}

impl<R: ConversionJobRepository> UpdateConversionJobHandler<R> {
    pub fn new(repository: std::sync::Arc<R>) -> Self {
        Self { repository }
    }
}

#[async_trait]
impl<R: ConversionJobRepository + 'static> CommandHandler<UpdateConversionJobCommand> for UpdateConversionJobHandler<R> {
    type Output = Option<ConversionJob>;

    async fn handle(&self, cmd: UpdateConversionJobCommand) -> Result<Self::Output> {
        let existing = self.repository.find_by_id(&cmd.id).await?;

        let Some(mut entity) = existing else {
            return Ok(None);
        };

        // Apply updates
        if let Some(value) = cmd.source_file_id {
            entity.source_file_id = value;
        }
        if let Some(value) = cmd.target_format {
            entity.target_format = value;
        }
        if let Some(value) = cmd.status {
            entity.status = value;
        }
        entity.conversion_options = cmd.conversion_options;
        entity.result_file_id = cmd.result_file_id;
        if let Some(value) = cmd.progress {
            entity.progress = value;
        }
        entity.error_message = cmd.error_message;
        entity.started_at = cmd.started_at;
        entity.completed_at = cmd.completed_at;
        if let Some(value) = cmd.metadata {
            entity.metadata = value;
        }

        self.repository.update(&cmd.id, &entity).await
    }
}

// ============================================================================
// DELETE COMMAND
// ============================================================================

/// Command to delete a conversion_job
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct DeleteConversionJobCommand {
    pub id: String,
    pub hard_delete: bool,
}

/// Handler for DeleteConversionJobCommand
pub struct DeleteConversionJobHandler<R: ConversionJobRepository> {
    repository: std::sync::Arc<R>,
}

impl<R: ConversionJobRepository> DeleteConversionJobHandler<R> {
    pub fn new(repository: std::sync::Arc<R>) -> Self {
        Self { repository }
    }
}

#[async_trait]
impl<R: ConversionJobRepository + 'static> CommandHandler<DeleteConversionJobCommand> for DeleteConversionJobHandler<R> {
    type Output = bool;

    async fn handle(&self, cmd: DeleteConversionJobCommand) -> Result<Self::Output> {
        if cmd.hard_delete {
            self.repository.delete(&cmd.id).await
        } else {
            self.repository.soft_delete(&cmd.id).await
        }
    }
}

// ============================================================================
// CUSTOM COMMANDS
// ============================================================================
// <<< CUSTOM COMMANDS START >>>

// <<< CUSTOM COMMANDS START >>>
// Add your custom commands here
// Example:
//
// #[derive(Debug, Clone, Serialize, Deserialize)]
// pub struct ActivateConversionJobCommand {
//     pub id: String,
// }
// <<< CUSTOM COMMANDS END >>>