use actix_web::error::ResponseError;
use actix_web::http::header::ContentType;
use actix_web::http::StatusCode;
use actix_web::HttpResponse;
use thiserror::Error;
use uuid::Uuid;

#[derive(Error, Debug)]
pub enum HttpServerResultError {
    #[error("Telemetry Name Not Found: {tlm}")]
    TlmNameNotFound { tlm: String },
    #[error("Invalid Uuid: {uuid}")]
    InvalidUuid { uuid: String },
    #[error("Telemetry Uuid Not Found: {uuid}")]
    TlmUuidNotFound { uuid: Uuid },
    #[error("DateTime Parsing Error: {date_time}")]
    InvalidDateTime { date_time: String },
    #[error("Timed out")]
    Timeout,
    #[error("Internal Error")]
    InternalError(#[from] anyhow::Error),
    #[error("Panel Uuid Not Found: {uuid}")]
    PanelUuidNotFound { uuid: Uuid },
    #[error(transparent)]
    Command(#[from] crate::command::error::Error),
}

impl ResponseError for HttpServerResultError {
    fn status_code(&self) -> StatusCode {
        match self {
            HttpServerResultError::TlmNameNotFound { .. } => StatusCode::NOT_FOUND,
            HttpServerResultError::InvalidUuid { .. } => StatusCode::BAD_REQUEST,
            HttpServerResultError::TlmUuidNotFound { .. } => StatusCode::NOT_FOUND,
            HttpServerResultError::InvalidDateTime { .. } => StatusCode::BAD_REQUEST,
            HttpServerResultError::Timeout => StatusCode::GATEWAY_TIMEOUT,
            HttpServerResultError::InternalError { .. } => StatusCode::INTERNAL_SERVER_ERROR,
            HttpServerResultError::PanelUuidNotFound { .. } => StatusCode::NOT_FOUND,
            HttpServerResultError::Command(inner) => inner.status_code(),
        }
    }
    fn error_response(&self) -> HttpResponse {
        HttpResponse::build(self.status_code())
            .insert_header(ContentType::plaintext())
            .body(self.to_string())
    }
}