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//! `Drawings` endpoints.

use actix_web::{
    delete, get, patch, post,
    web::{Json, Path},
    HttpResponse, Result,
};
use uuid::Uuid;

use crate::{
    config::{
        auth::user_info::UserInfo,
        data::{SharedBroadcaster, SharedPool},
    },
    model::dto::{
        actions::{Action, ActionType, UpdateDrawingNotesActionPayload},
        core::ActionDtoWrapper,
        drawings::{DrawingDto, UpdateDrawingsDto},
    },
    service,
};

/// Endpoint for listing and filtering `Drawing`s.
///
/// # Errors
/// * If the connection to the database could not be established.
#[utoipa::path(
    context_path = "/api/maps/{map_id}/drawings",
    params(
        ("map_id" = i32, Path, description = "The id of the map the layer is on"),
    ),
    responses(
        (status = 200, description = "Find drawings", body = Vec<DrawingDto>)
    ),
    security(
        ("oauth2" = [])
    )
)]
#[get("")]
pub async fn find(map_id: Path<i32>, pool: SharedPool) -> Result<HttpResponse> {
    let response = service::drawings::find(map_id.into_inner(), &pool).await?;
    Ok(HttpResponse::Ok().json(response))
}

/// Endpoint for creating new `Drawings`s.
///
/// # Errors
/// * If the connection to the database could not be established.
#[utoipa::path(
    context_path = "/api/maps/{map_id}/drawings",
    params(
        ("map_id" = i32, Path, description = "The id of the map"),
    ),
    request_body = ActionDtoWrapperNewPlantings,
    responses(
        (status = 201, description = "Create plantings", body = Vec<DrawingDto>)
    ),
    security(
        ("oauth2" = [])
    )
)]
#[post("")]
pub async fn create(
    path: Path<i32>,
    new_drawings: Json<ActionDtoWrapper<Vec<DrawingDto>>>,
    pool: SharedPool,
    broadcaster: SharedBroadcaster,
    user_info: UserInfo,
) -> Result<HttpResponse> {
    let map_id = path.into_inner();

    let ActionDtoWrapper { action_id, dto } = new_drawings.into_inner();

    let created_drawings = service::drawings::create(dto, &pool).await?;

    broadcaster
        .broadcast(
            map_id,
            Action {
                action_id,
                user_id: user_info.id,
                action: ActionType::CreateDrawing(created_drawings.clone()),
            },
        )
        .await;

    Ok(HttpResponse::Created().json(created_drawings))
}

/// Endpoint for updating `Drawings`s.
///
/// # Errors
/// * If the connection to the database could not be established.
#[utoipa::path(
    context_path = "/api/maps/{map_id}/drawings",
    params(
        ("map_id" = i32, Path, description = "The id of the map the layer is on"),
    ),
    request_body = ActionDtoWrapperUpdatePlantings,
    responses(
        (status = 200, description = "Update plantings", body = Vec<DrawingDto>)
    ),
    security(
        ("oauth2" = [])
    )
)]
#[patch("")]
pub async fn update(
    path: Path<i32>,
    update_drawings: Json<ActionDtoWrapper<UpdateDrawingsDto>>,
    pool: SharedPool,
    broadcaster: SharedBroadcaster,
    user_info: UserInfo,
) -> Result<HttpResponse> {
    let map_id = path.into_inner();

    let ActionDtoWrapper { action_id, dto } = update_drawings.into_inner();

    let updated = service::drawings::update(dto.clone(), &pool).await?;

    let action = match &dto {
        UpdateDrawingsDto::Update(_) => ActionType::UpdateDrawing(updated.clone()),
        UpdateDrawingsDto::UpdateAddDate(_) => ActionType::UpdateDrawingAddDate(updated.clone()),
        UpdateDrawingsDto::UpdateRemoveDate(_) => {
            ActionType::UpdateDrawingRemoveDate(updated.clone())
        }
        UpdateDrawingsDto::UpdateNotes(_) => ActionType::UpdateDrawingNotes(
            updated
                .clone()
                .into_iter()
                .map(UpdateDrawingNotesActionPayload::new)
                .collect(),
        ),
    };

    broadcaster
        .broadcast(
            map_id,
            Action {
                action_id,
                user_id: user_info.id,
                action,
            },
        )
        .await;

    Ok(HttpResponse::Ok().json(updated))
}

/// Endpoint for deleting `Drawings`s.
///
/// # Errors
/// * If the connection to the database could not be established.
#[utoipa::path(
    context_path = "/api/maps/{map_id}/drawings",
    params(
        ("map_id" = i32, Path, description = "The id of the map"),
    ),
    request_body = ActionDtoWrapperDeleteDrawings,
    responses(
        (status = 200, description = "Drawings have been deleted")
    ),
    security(
        ("oauth2" = [])
    )
)]
#[delete("")]
pub async fn delete(
    path: Path<i32>,
    delete_drawings: Json<ActionDtoWrapper<Vec<Uuid>>>,
    pool: SharedPool,
    broadcaster: SharedBroadcaster,
    user_info: UserInfo,
) -> Result<HttpResponse> {
    let map_id = path.into_inner();

    let ActionDtoWrapper { action_id, dto } = delete_drawings.into_inner();

    service::drawings::delete_by_ids(dto.clone(), &pool).await?;

    broadcaster
        .broadcast(
            map_id,
            Action {
                action_id,
                user_id: user_info.id,
                action: ActionType::DeleteDrawing(dto),
            },
        )
        .await;

    Ok(HttpResponse::Ok().finish())
}