use actix_web::HttpResponse;

pub enum Error {
    InvalidOrigin,
    InvalidBody,
    InvalidUrl,
    InvalidFields,
    InvalidContentId,
    InvalidParent,
    EmailRequired,
    NameRequired,
    DatabaseAccessError,
    DatabaseInternalError,
    SanitizationError,
    PageFetchError,
}

impl Error {
    pub fn to_http_response(&self) -> HttpResponse {
        match self {
            Self::InvalidOrigin
            | Self::InvalidBody
            | Self::InvalidUrl
            | Self::InvalidFields
            | Self::InvalidContentId
            | Self::InvalidParent
            | Self::EmailRequired
            | Self::NameRequired => HttpResponse::BadRequest(),
            Self::DatabaseAccessError
            | Self::DatabaseInternalError
            | Self::SanitizationError
            | Self::PageFetchError => HttpResponse::InternalServerError(),
        }
        .reason(match self {
            Self::InvalidOrigin => "invalid request origin",
            Self::InvalidBody => "invalid request body",
            Self::InvalidUrl => "invalid request url",
            Self::InvalidFields => "invalid request field",
            Self::InvalidContentId => "invalid request content id",
            Self::InvalidParent => "invalid comment parent",
            Self::EmailRequired => "comment email required",
            Self::NameRequired => "comment name required",
            Self::DatabaseAccessError => "database access error",
            Self::DatabaseInternalError => "database internal error",
            Self::SanitizationError => "comment sanitization error",
            Self::PageFetchError => "page fetch error",
        })
        .finish()
    }
}