Downloading functionality added #4 and #7

src/Syncers/Download.cpp

@@ -1,5 +1,6 @@
 #include"Download.h"
 
+#include<exception>
 #include<iostream>
 #include<fstream>
 
@@ -7,24 +8,31 @@
 
 using std::cout;
 using std::endl;
+using std::exception;
 using std::ofstream;
 using std::string;
 
 using Models::API;
+using Models::Song;
+using Models::Token;
 
 namespace Syncers
 {
+	#pragma
 	Download::Download() { }
 	Download::Download(API api)
 	{
 		this->api = api;
+		this->api.endpoint = "song/data";
 	}
 	Download::Download(string filePath)
 	{
 		downloadFilePath = filePath;
 	}
+	#pragma Constructors
 
 
+	#pragma
 	void Download::downloadSong(const int id)
 	{
 		string urlRoot = "http://192.168.1.5";
@@ -45,4 +53,57 @@ namespace Syncers
 		cout<<r.header["content-type"]<<endl;
 		cout<<r.header["content-disposition"]<<endl;
 	}
+	void Download::downloadSong(const Token token, Song song)
+	{
+		try
+		{
+			string url = retrieveUrl(song);
+			song.songPath.append("track.mp3");
+			cout<<"song path "<<song.songPath<<endl;
+			string auth{token.tokenType};
+			auth.append(" " + token.accessToken);
+			auto r = cpr::Get(cpr::Url(url), 
+				cpr::Header{{"authorization", auth}});
+
+			int statusCode = r.status_code;
+
+			if (statusCode == OK)
+			{
+				song.data = r.text;
+				saveSong(&song);
+			}
+
+
+			cout<<"finsihed with status code "<<statusCode<<endl;
+		}
+		catch (exception e)
+		{
+			auto msg = e.what();
+			cout<<msg<<endl;
+		}
+	}
+
+	string Download::retrieveUrl(Song song)
+	{
+		string url{api.url + "api/" + api.version + "/" + 
+			api.endpoint + "/"};
+
+		url.append(std::to_string(song.id));
+		cout<<"url "<<url<<endl;
+
+		return url;
+	}
+
+	void Download::saveSong(Song *song)
+	{
+		cout<<"\nSaving song to: "<<song->songPath<<endl;
+		int bufferLength = song->data.length();
+		const char *data = song->data.c_str();
+		cout<<"buff length  "<<bufferLength<<endl;
+
+		ofstream saveSong{song->songPath, std::ios::binary};
+		saveSong.write(data, bufferLength);
+		saveSong.close();
+	}
+	#pragma Functions
 }