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//! Endpoints for event receipts.

/// [POST /_matrix/client/r0/rooms/{roomId}/receipt/{receiptType}/{eventId}](https://matrix.org/docs/spec/client_server/r0.2.0.html#post-matrix-client-r0-rooms-roomid-receipt-receipttype-eventid)
pub mod create_receipt {
    use std::fmt::{Display, Error as FmtError, Formatter};

    use ruma_api_macros::ruma_api;
    use ruma_identifiers::{EventId, RoomId};

    ruma_api! {
        metadata {
            description: "Send a receipt event to a room.",
            method: POST,
            name: "create_receipt",
            path: "/_matrix/client/r0/rooms/:room_id/receipt/:receipt_type/:event_id",
            rate_limited: true,
            requires_authentication: true,
        }

        request {
            /// The event ID to acknowledge up to.
            #[ruma_api(path)]
            pub event_id: EventId,
            /// The type of receipt to send.
            #[ruma_api(path)]
            pub receipt_type: ReceiptType,
            /// The room in which to send the event.
            #[ruma_api(path)]
            pub room_id: RoomId,
        }

        response {}
    }

    /// The type of receipt.
    #[derive(Clone, Copy, Debug, Deserialize, Serialize)]
    pub enum ReceiptType {
        /// m.read
        #[serde(rename = "m.read")]
        Read,
    }

    impl Display for ReceiptType {
        fn fmt(&self, f: &mut Formatter) -> Result<(), FmtError> {
            match *self {
                ReceiptType::Read => write!(f, "m.read"),
            }
        }
    }
}