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use crate::errors::*;
use crate::types::*;
use uuid::Uuid;

/// Contains information about a message draft
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
pub struct DraftMessage {
    #[doc(hidden)]
    #[serde(rename(serialize = "@type", deserialize = "@type"))]
    td_name: String,
    #[doc(hidden)]
    #[serde(rename(serialize = "@extra", deserialize = "@extra"))]
    extra: Option<String>,
    /// Identifier of the message to reply to; 0 if none
    reply_to_message_id: i64,
    /// Content of the message draft; this should always be of type inputMessageText
    input_message_text: InputMessageContent,
}

impl RObject for DraftMessage {
    #[doc(hidden)]
    fn td_name(&self) -> &'static str {
        "draftMessage"
    }
    #[doc(hidden)]
    fn extra(&self) -> Option<String> {
        self.extra.clone()
    }
    fn to_json(&self) -> RTDResult<String> {
        Ok(serde_json::to_string(self)?)
    }
}

impl DraftMessage {
    pub fn from_json<S: AsRef<str>>(json: S) -> RTDResult<Self> {
        Ok(serde_json::from_str(json.as_ref())?)
    }
    pub fn builder() -> RTDDraftMessageBuilder {
        let mut inner = DraftMessage::default();
        inner.td_name = "draftMessage".to_string();
        inner.extra = Some(Uuid::new_v4().to_string());
        RTDDraftMessageBuilder { inner }
    }

    pub fn reply_to_message_id(&self) -> i64 {
        self.reply_to_message_id
    }

    pub fn input_message_text(&self) -> &InputMessageContent {
        &self.input_message_text
    }
}

#[doc(hidden)]
pub struct RTDDraftMessageBuilder {
    inner: DraftMessage,
}

impl RTDDraftMessageBuilder {
    pub fn build(&self) -> DraftMessage {
        self.inner.clone()
    }

    pub fn reply_to_message_id(&mut self, reply_to_message_id: i64) -> &mut Self {
        self.inner.reply_to_message_id = reply_to_message_id;
        self
    }

    pub fn input_message_text<T: AsRef<InputMessageContent>>(
        &mut self,
        input_message_text: T,
    ) -> &mut Self {
        self.inner.input_message_text = input_message_text.as_ref().clone();
        self
    }
}

impl AsRef<DraftMessage> for DraftMessage {
    fn as_ref(&self) -> &DraftMessage {
        self
    }
}

impl AsRef<DraftMessage> for RTDDraftMessageBuilder {
    fn as_ref(&self) -> &DraftMessage {
        &self.inner
    }
}