use actix_web::{HttpResponse, web};
use serde::Deserialize;
use utoipa::IntoParams;

use crate::api::response::{ApiErrorResponse, ApiResponse};
use crate::error::AppError;
use crate::models::workspaces::WorkspacePendingApproval;
use crate::service::AppService;
use crate::session::Session;

#[derive(Debug, Deserialize, IntoParams)]
pub struct PathParams {
    pub workspace_name: String,
    pub approval_id: uuid::Uuid,
}

#[utoipa::path(
    get,
    path = "/api/v1/workspaces/{workspace_name}/approvals/{approval_id}",
    tag = "Workspaces",
    operation_id = "workspaceGetApproval",
    params(PathParams),
    responses(
        (status = 200, description = "Approval retrieved successfully", body = ApiResponse<WorkspacePendingApproval>),
        (status = 401, description = "Authentication required", body = ApiErrorResponse),
        (status = 404, description = "Approval not found", body = ApiErrorResponse),
        (status = 500, description = "Internal server error", body = ApiErrorResponse),
    ),
    security(("session_cookie" = []))
)]
pub async fn handle(
    service: web::Data<AppService>,
    session: Session,
    path: web::Path<PathParams>,
) -> Result<HttpResponse, AppError> {
    let ws = service
        .workspace
        .find_workspace_by_name(&path.workspace_name)
        .await?;
    let approvals = service
        .workspace
        .workspace_pending_approvals(&session, &ws, 1000, 0)
        .await?;

    let approval = approvals
        .into_iter()
        .find(|a| a.id == path.approval_id)
        .ok_or(AppError::NotFound("approval not found".into()))?;

    Ok(HttpResponse::Ok().json(ApiResponse::new(approval)))
}