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

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

#[derive(Deserialize, utoipa::IntoParams)]
pub struct UploadAvatarQuery {
    pub content_type: Option<String>,
    pub file_name: Option<String>,
}

#[utoipa::path(
    post,
    path = "/api/v1/workspaces/{workspace_name}/avatar",
    tag = "Workspaces",
    operation_id = "workspaceUploadAvatar",
    summary = "Upload workspace avatar",
    description = "Upload an avatar image for a workspace. Requires admin role. Maximum size 5 MB. Supported: png, jpg, gif, webp.",
    params(
        ("workspace_name" = String, Path, description = "Workspace name."),
        ("content_type" = Option<String>, Query, description = "MIME type of the uploaded image."),
        ("file_name" = Option<String>, Query, description = "Original file name for extension detection.")
    ),
    request_body(
        content = Vec<u8>,
        description = "Raw image bytes.",
        content_type = "application/octet-stream"
    ),
    responses(
        (status = 200, description = "Avatar uploaded.", body = ApiResponse<Workspace>),
        (status = 400, description = "Unsupported image format or file too large.", body = ApiErrorResponse),
        (status = 401, description = "Unauthenticated or insufficient role.", body = ApiErrorResponse),
        (status = 404, description = "Workspace not found.", body = ApiErrorResponse),
        (status = 500, description = "Storage or database failure.", body = ApiErrorResponse)
    )
)]
pub async fn handle(
    service: web::Data<AppService>,
    session: Session,
    path: web::Path<String>,
    query: web::Query<UploadAvatarQuery>,
    body: web::Bytes,
) -> Result<HttpResponse, AppError> {
    let ws = service.workspace.find_workspace_by_name(&path).await?;
    let data = service
        .workspace
        .workspace_upload_avatar(
            &session,
            &ws,
            body.to_vec(),
            query.content_type.clone(),
            query.file_name.clone(),
        )
        .await?;
    Ok(HttpResponse::Ok().json(ApiResponse::new(data)))
}