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

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

#[derive(Debug, Deserialize, IntoParams)]
pub struct PathParams {
    pub workspace_name: String,
    pub number: i64,
}

#[derive(Debug, Deserialize, utoipa::ToSchema)]
pub struct LockIssueParams {
    /// Whether to lock (true) or unlock (false) the issue
    pub locked: bool,
}

/// Lock or unlock an issue
///
/// Locks or unlocks conversation on an issue. When locked, only users with write access can comment.
/// Requires write access to the issue (author or workspace member).
///
/// Returns the updated issue with lock status.
#[utoipa::path(
    put,
    path = "/api/v1/workspaces/{workspace_name}/issues/{number}/lock",
    tag = "Issues",
    operation_id = "issueLock",
    params(PathParams),
    request_body(
        content = LockIssueParams,
        description = "Lock/unlock parameters",
        content_type = "application/json"
    ),
    responses(
        (status = 200, description = "Issue lock status updated successfully.", body = ApiResponse<Issue>),
        (status = 401, description = "Authentication required or session expired", body = ApiErrorResponse),
        (status = 403, description = "Insufficient permissions to manage this issue", body = ApiErrorResponse),
        (status = 404, description = "Workspace or issue not found", body = ApiErrorResponse),
        (status = 500, description = "Internal server error", body = ApiErrorResponse),
    ),
    security(
        ("session_cookie" = [])
    )
)]
pub async fn lock(
    service: web::Data<AppService>,
    session: Session,
    path: web::Path<PathParams>,
    params: web::Json<LockIssueParams>,
) -> Result<HttpResponse, AppError> {
    let issue = service
        .issue
        .issue_lock(&session, &path.workspace_name, path.number, params.locked)
        .await?;
    Ok(HttpResponse::Ok().json(ApiResponse::new(issue)))
}