Working on downloading the song

Scripts/MySQL/create_database.sql

@@ -18,6 +18,7 @@ CREATE TABLE Song (
     Genre TEXT NOT NULL,
     Year INT NOT NULL,
     Duration INT NOT NULL,
+    SongPath TEXT NOT NULL,
     CoverArtId INT NOT NULL,
 
     PRIMARY KEY (SongId),

include/managers/directory_manager.h

@@ -12,7 +12,7 @@ class directory_manager
 {
 public:
 
-    std::string create_directory_process(Song, const std::string&);
+    static std::string create_directory_process(Song, const std::string&);
     static std::string configPath(std::string_view);
     static std::string contentOfPath(std::string_view);
 

src/controller/songController.hpp

@@ -1,12 +1,15 @@
 #ifndef SONGCONTROLLER_H_
 #define SONGCONTROLLER_H_
 
+#include <filesystem>
 #include <iostream>
 #include <limits>
 #include <string>
 #include <memory>
 #include <vector>
 
+#include "oatpp/core/data/stream/ChunkedBuffer.hpp"
+#include "oatpp/core/data/stream/FileStream.hpp"
 #include "oatpp/core/macro/codegen.hpp"
 #include "oatpp/core/macro/component.hpp"
 #include "oatpp/web/mime/multipart/InMemoryPartReader.hpp"
@@ -19,6 +22,9 @@
 #include "managers/token_manager.h"
 #include "models/models.h"
 #include "types/scopes.h"
+#include "types/songFilter.h"
+
+namespace fs = std::filesystem;
 
 class songController : public oatpp::web::server::api::ApiController
 {
@@ -95,6 +101,60 @@ public:
         return createDtoResponse(Status::CODE_200, songs);
     }
 
+    // endpoint for retrieving song record by the song id in json format
+    ENDPOINT("GET", "/api/v1/song/{id}", songRecord, 
+            PATH(Int32, id)) {
+
+        songRepository songRepo(exe_path);
+        Song songDb;
+        songDb.id = id;
+
+        songDb = songRepo.retrieveRecord(songDb, songFilter::id);
+
+        auto song = songDto::createShared();
+        song->id = songDb.id;
+        song->title = songDb.title.c_str();
+        song->artist = songDb.artist.c_str();
+        song->album = songDb.album.c_str();
+        song->genre = songDb.genre.c_str();
+        song->year = songDb.year;
+        song->duration = songDb.duration;
+
+        return createDtoResponse(Status::CODE_200, song);
+    }
+
+    // TODO: left off here
+    ENDPOINT("GET", "/api/v1/song/data/{id}", downloadSong, 
+            PATH(Int32, id)) {
+
+        songRepository songRepo(exe_path);
+        Song songDb;
+        songDb.id = id;
+        songDb = songRepo.retrieveRecord(songDb, songFilter::id);
+
+        std::cout << "constructing FileInputStream" << std::endl;
+        oatpp::data::stream::FileInputStream file(songDb.songPath.c_str());
+        //oatpp::data::stream::FileOutputStream file(songDb.songPath.c_str());
+        auto songPath = fs::path(songDb.songPath);
+        auto songSize = fs::file_size(songPath);
+        std::cout << "prepping data" << std::endl;
+        auto data = new char[songSize];
+        std::cout << "data will be loaded" << std::endl;
+        auto byteCount = file.read(&data, songSize);
+        //auto byteCount = file.write(&data, songSize);
+
+        std::cout << byteCount << " bytes read" << std::endl;
+
+        auto songData = oatpp::data::stream::ChunkedBuffer::createShared();
+        songData->write(data, byteCount);
+
+        delete[] data;
+
+        std::cout << "sending file" << std::endl;
+
+        return createResponse(Status::CODE_200, songData);
+    }
+
     #include OATPP_CODEGEN_END(ApiController)
 private:
     std::string exe_path;

src/database/songRepository.cpp

@@ -65,11 +65,11 @@ void songRepository::saveRecord(const Song& song)
     MYSQL_STMT *stmt = mysql_stmt_init(conn);
 
     std::string query  = "INSERT INTO Song(Title, Artist, Album, Genre, ";
-    query.append("Year, Duration, CoverArtId) VALUES(?, ?, ?, ?, ?, ?, ?)");
+    query.append("Year, Duration, SongPath, CoverArtId) VALUES(?, ?, ?, ?, ?, ?, ?, ?)");
 
     status = mysql_stmt_prepare(stmt, query.c_str(), query.size());
 
-    MYSQL_BIND params[7];
+    MYSQL_BIND params[8];
     memset(params, 0, sizeof(params));
 
     params[0].buffer_type = MYSQL_TYPE_STRING;
@@ -106,11 +106,17 @@ void songRepository::saveRecord(const Song& song)
     params[5].length = 0;
     params[5].is_null = 0;
 
-    params[6].buffer_type = MYSQL_TYPE_LONG;
-    params[6].buffer = (char*)&song.coverArtId;
-    params[6].length = 0;
+    params[6].buffer_type = MYSQL_TYPE_STRING;
+    params[6].buffer = (char*)song.songPath.c_str();
+    auto pathLength = song.songPath.size();
+    params[6].length = &pathLength;
     params[6].is_null = 0;
 
+    params[7].buffer_type = MYSQL_TYPE_LONG;
+    params[7].buffer = (char*)&song.coverArtId;
+    params[7].length = 0;
+    params[7].is_null = 0;
+    
     status = mysql_stmt_bind_param(stmt, params);
     status = mysql_stmt_execute(stmt);
 
@@ -155,6 +161,8 @@ std::vector<Song> songRepository::parseRecords(MYSQL_RES* results)
                     song.duration = std::stoi(row[i]);
                     break;
                 case 7:
+                    song.songPath = row[i];
+                case 8:
                     song.coverArtId = std::stoi(row[i]);
                     break;
             }
@@ -197,6 +205,9 @@ Song songRepository::parseRecord(MYSQL_RES* results)
                 song.duration = std::stoi(row[i]);
                 break;
             case 7:
+                song.songPath = row[i];
+                break;
+            case 8:
                 song.coverArtId = std::stoi(row[i]);
         }
     }

src/managers/song_manager.cpp

@@ -27,7 +27,9 @@ void song_manager::saveSong(Song& song)
     song.data = std::move(data);
 
     coverArtManager covMgr(exe_path);
-    auto coverRootPath = directory_manager::pathConfigContent(exe_path)["cover_root_path"].get<std::string>();
+    auto pathConfigContent = directory_manager::pathConfigContent(exe_path);
+    auto coverRootPath = pathConfigContent["cover_root_path"].get<std::string>();
+    auto musicRootPath = pathConfigContent["root_music_path"].get<std::string>();
 
     auto stockCoverPath = directory_manager::configPath(exe_path);
     stockCoverPath.append("/CoverArt.png");
@@ -35,6 +37,16 @@ void song_manager::saveSong(Song& song)
     auto cov = covMgr.saveCover(song, coverRootPath, stockCoverPath);
     song.coverArtId = cov.id;
 
+    auto songPath = directory_manager::create_directory_process(song, musicRootPath);
+    songPath.append(song.title);
+    songPath.append(".mp3");
+    std::cout << std::endl;
+    std::cout << "temp path: " << song.songPath << std::endl;
+    std::cout << "new path: " << songPath << std::endl;
+    fs::copy(song.songPath, songPath);
+    fs::remove(song.songPath);
+    song.songPath = std::move(songPath);
+
     printSong(song);
 
     songRepository songRepo(exe_path);
@@ -43,7 +55,7 @@ void song_manager::saveSong(Song& song)
 
 void song_manager::printSong(const Song& song)
 {
-    std::cout << "song" << std::endl;
+    std::cout << std::endl << "song" << std::endl;
     std::cout << "title: " << song.title << std::endl;
     std::cout << "artist: " << song.artist << std::endl;
     std::cout << "album: " << song.album << std::endl;