Fix compilers warnings (unused imports, unused fields, etc)

src/core/network/mod.rs

@@ -9,7 +9,6 @@ use reqwest::{
     StatusCode,
 };
 use serde::{de::DeserializeOwned, Serialize};
-use serde_json::Value;
 
 const TELEGRAM_API_URL: &str = "https://api.telegram.org";
 
@@ -63,7 +62,7 @@ pub async fn request_multipart<T: DeserializeOwned>(
         TelegramResponse::Err {
             description,
             error_code,
-            response_parameters,
+            response_parameters: _,
             ..
         } => Err(RequestError::ApiError {
             description,
@@ -95,7 +94,7 @@ pub async fn request_json<T: DeserializeOwned, P: Serialize>(
         TelegramResponse::Err {
             description,
             error_code,
-            response_parameters,
+            response_parameters: _,
             ..
         } => Err(RequestError::ApiError {
             description,
@@ -108,11 +107,17 @@ pub async fn request_json<T: DeserializeOwned, P: Serialize>(
 #[serde(untagged)]
 enum TelegramResponse<R> {
     Ok {
-        ok: bool, // true
+        /// Dummy field. Used for deserialization.
+        #[allow(dead_code)]
+        ok: bool, // TODO: True type
+
         result: R,
     },
     Err {
-        ok: bool, // false
+        /// Dummy field. Used for deserialization.
+        #[allow(dead_code)]
+        ok: bool, // TODO: False type
+
         description: String,
         error_code: u16,
         response_parameters: Option<ResponseParameters>,

src/core/requests/form_builder.rs

@@ -6,7 +6,6 @@ use crate::core::{
 };
 
 use reqwest::r#async::multipart::Form;
-use serde::Serialize;
 
 /// This is a convenient struct that builds `reqwest::r#async::multipart::Form`
 /// from scratch.

src/core/requests/forward_message.rs

@@ -1,8 +1,11 @@
 use crate::core::{
     network,
     requests::{
-        form_builder::FormBuilder, ChatId, Request, RequestContext,
-        RequestFuture, ResponseResult,
+        ChatId,
+        Request,
+        RequestFuture,
+        RequestContext,
+        ResponseResult,
     },
     types::Message,
 };

src/core/requests/send_message.rs

@@ -1,8 +1,11 @@
 use crate::core::{
     network,
     requests::{
-        form_builder::FormBuilder, ChatId, Request, RequestContext,
-        RequestFuture, ResponseResult,
+        ChatId,
+        Request,
+        RequestFuture,
+        RequestContext,
+        ResponseResult,
     },
     types::{Message, ParseMode, ReplyMarkup},
 };

src/core/requests/send_photo.rs

@@ -1,5 +1,3 @@
-use std::path::Path;
-
 use crate::core::{
     network,
     requests::{

src/core/requests/stop_message_live_location.rs

@@ -1,12 +1,13 @@
-use std::path::Path;
-
 use crate::core::{
     network,
     requests::{
-        form_builder::FormBuilder, ChatId, Request, RequestContext,
-        RequestFuture, ResponseResult,
+        ChatId,
+        Request,
+        RequestFuture,
+        RequestContext,
+        ResponseResult,
     },
-    types::{InlineKeyboardMarkup, Message, ParseMode},
+    types::{InlineKeyboardMarkup, Message},
 };
 
 /// Use this method to stop updating a live location message before live_period

src/core/requests/utils.rs

@@ -1,9 +1,12 @@
+use std::path::PathBuf;
+
 use bytes::{Bytes, BytesMut};
 use reqwest::r#async::multipart::Part;
-use std::fs::File;
-use std::path::PathBuf;
-use tokio::codec::FramedRead;
-use tokio::prelude::*;
+use tokio::{
+    prelude::*,
+    codec::FramedRead,
+};
+
 
 struct FileDecoder;