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pub mod glimesh_date {
    //! Glimesh date serialization. Glimesh uses a strange date format,
    //! use this module with `#[serde(with = ...)]` to (de)serialize dates in Glimesh format.

    use chrono::{DateTime, TimeZone, Utc};
    use serde::{self, Deserialize, Deserializer, Serializer};

    const FORMAT: &'static str = "%FT%T";

    /// Serialize date in Glimesh format
    pub fn serialize<S>(date: &DateTime<Utc>, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        let s = format!("{}", date.format(FORMAT));
        serializer.serialize_str(&s)
    }

    /// Deserialize date in Glimesh format
    pub fn deserialize<'de, D>(deserializer: D) -> Result<DateTime<Utc>, D::Error>
    where
        D: Deserializer<'de>,
    {
        let s = String::deserialize(deserializer)?;
        Utc.datetime_from_str(&s, FORMAT)
            .map_err(serde::de::Error::custom)
    }
}

#[cfg(feature = "websocket")]
pub(crate) mod ws {
    use serde::{de::DeserializeOwned, Deserialize, Serialize};
    use serde_tuple::{Deserialize_tuple, Serialize_tuple};
    use uuid::Uuid;

    #[derive(Debug, Clone, Serialize_tuple)]
    pub(crate) struct SendPhoenixMessage<T: Serialize> {
        pub(crate) join_ref: Uuid,
        pub(crate) msg_ref: Uuid,
        pub(crate) topic: String,
        pub(crate) event: String,
        pub(crate) payload: T,
    }

    #[derive(Debug, Clone, Deserialize_tuple)]
    pub(crate) struct ReceivePhoenixMessage<T: DeserializeOwned> {
        pub(crate) join_ref: Option<Uuid>,
        pub(crate) msg_ref: Option<Uuid>,
        pub(crate) topic: String,
        pub(crate) event: String,
        pub(crate) payload: T,
    }
    #[derive(Debug, Clone, Serialize, Deserialize)]
    pub(crate) struct PhxReply<T> {
        pub(crate) response: T,
        pub(crate) status: String,
    }
    #[derive(Debug, Clone, Serialize, Deserialize)]
    pub(crate) struct Empty {}

    #[derive(Debug, Clone, Serialize, Deserialize)]
    #[serde(rename_all = "camelCase")]
    pub(crate) struct EventSubscription {
        pub result: serde_json::Value,
        pub subscription_id: String,
    }

    #[derive(Debug, Clone, Serialize, Deserialize)]
    #[serde(rename_all = "camelCase")]
    pub(crate) struct DocumentSubscribeResponse {
        pub subscription_id: String,
    }
}