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use std::ops::Not;

use crate::requests::*;
use crate::types::*;

/// Use this method to send point on the map.
#[derive(Debug, Clone, PartialEq, PartialOrd, Serialize)]
#[must_use = "requests do nothing unless sent"]
pub struct SendLocation {
    chat_id: ChatRef,
    latitude: Float,
    longitude: Float,
    #[serde(skip_serializing_if = "Option::is_none")]
    live_period: Option<Integer>,
    #[serde(skip_serializing_if = "Not::not")]
    disable_notification: bool,
    #[serde(skip_serializing_if = "Option::is_none")]
    reply_to_message_id: Option<MessageId>,
    #[serde(skip_serializing_if = "Option::is_none")]
    reply_markup: Option<ReplyMarkup>,
}

impl Request for SendLocation {
    type Type = JsonRequestType<Self>;
    type Response = JsonIdResponse<Message>;

    fn serialize(&self) -> Result<HttpRequest, Error> {
        Self::Type::serialize(RequestUrl::method("sendLocation"), self)
    }
}

impl SendLocation {
    pub fn new<C>(chat: C, latitude: Float, longitude: Float) -> Self
    where
        C: ToChatRef,
    {
        SendLocation {
            chat_id: chat.to_chat_ref(),
            latitude: latitude,
            longitude: longitude,
            live_period: None,
            disable_notification: false,
            reply_to_message_id: None,
            reply_markup: None,
        }
    }

    /// Period in seconds for which the location will be updated, should be between 60 and 86400.
    pub fn live_period(&mut self, period: Integer) -> &mut Self {
        self.live_period = Some(period);
        self
    }

    pub fn disable_notification(&mut self) -> &mut Self {
        self.disable_notification = true;
        self
    }

    pub fn reply_to<R>(&mut self, to: R) -> &mut Self
    where
        R: ToMessageId,
    {
        self.reply_to_message_id = Some(to.to_message_id());
        self
    }

    pub fn reply_markup<R>(&mut self, reply_markup: R) -> &mut Self
    where
        R: Into<ReplyMarkup>,
    {
        self.reply_markup = Some(reply_markup.into());
        self
    }
}

/// Send point on the map.
pub trait CanSendLocation {
    fn location(&self, latitude: Float, longitude: Float) -> SendLocation;
}

impl<C> CanSendLocation for C
where
    C: ToChatRef,
{
    fn location(&self, latitude: Float, longitude: Float) -> SendLocation {
        SendLocation::new(self, latitude, longitude)
    }
}

/// Reply with point on the map.
pub trait CanReplySendLocation {
    fn location_reply(&self, latitude: Float, longitude: Float) -> SendLocation;
}

impl<M> CanReplySendLocation for M
where
    M: ToMessageId + ToSourceChat,
{
    fn location_reply(&self, latitude: Float, longitude: Float) -> SendLocation {
        let mut rq = self.to_source_chat().location(latitude, longitude);
        rq.reply_to(self.to_message_id());
        rq
    }
}

impl<'b> ToRequest<'b> for Location {
    type Request = SendLocation;

    fn to_request<C>(&'b self, chat: C) -> Self::Request
    where
        C: ToChatRef,
    {
        chat.location(self.latitude, self.longitude)
    }
}

impl<'b> ToReplyRequest<'b> for Location {
    type Request = SendLocation;

    fn to_reply_request<M>(&'b self, message: M) -> Self::Request
    where
        M: ToMessageId + ToSourceChat,
    {
        message.location_reply(self.latitude, self.longitude)
    }
}