MusicPlayer/MusicPlayer.java at main · Kunal-CT/MusicPlayer · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
import java.time.LocalDate;
import java.util.TreeSet;

class MusicPlayer {
    private TreeSet<Song> songs;

    public MusicPlayer() {
        songs = new TreeSet<>();
    }

    public void addSong(Song song) {
        songs.add(song);
    }

    public void changeDate(LocalDate date, String title){
        for( Song song: songs){
            if(song.getTitle().equalsIgnoreCase(title)){
                song.dateChange(date);
            }
        }
    }

    public void playSong(String title, String artist) {
        for (Song song : songs) {
            if (song.getTitle().equalsIgnoreCase(title) && song.getArtist().equalsIgnoreCase(artist)) {
                songs.remove(song);
                song.incrementPlayCount();
                songs.add(song);
                System.out.println("Playing: " + song + "\n");
                return;
            }
        }
        System.out.println("Song not found.");
    }

    public void playSong( String title, String artist, LocalDate date){
        for (Song song : songs) {
            if (song.getTitle().equalsIgnoreCase(title) && song.getArtist().equalsIgnoreCase(artist) && song.getDate().isEqual(date)) {
                songs.remove(song);
                song.incrementPlayCount();
                songs.add(song);
                System.out.println("Playing: " + song + "\n");
                return;
            }
        }
        System.out.println("Song not found.");
    }


    public void nPopularSongOverall(int n) {
        if (!songs.isEmpty()) {
            int i = 1 ;
            for( Song song : songs ) {
                if (i < n + 1) {
                    System.out.println(i + "th popular song overall is : ");
                    System.out.println(song);
                    i++;
                }
            }
            System.out.println("\n");
        } else {
            System.out.println("No songs available." + "\n");
        }
    }

    public void nPopularSongOverall(int n, String artist) {
        if (!songs.isEmpty()) {
            int i = 1 ;
            for( Song song : songs ) {
                if (i < n + 1 && song.getTitle().equals(artist)) {
                    System.out.println(i + "th popular song overall is : ");
                    System.out.println(song);
                    i++;
                }
            }
            System.out.println("\n");
        } else {
            System.out.println("No songs available." + "\n");
        }
    }
    public void nPopularSongOnDate(int n, LocalDate date) {
        if (!songs.isEmpty()) {
            int i = 1 ;
            for( Song song : songs ) {
                if (i < n + 1 && song.getDate().isEqual(date)) {
                    System.out.println(i + "th popular song overall is : ");
                    System.out.println(song);
                    i++;
                }
            }
            System.out.println("\n");
        } else {
            System.out.println("No songs available." + "\n");
        }
    }

    public void nPopularSongBeforeDate(int n, LocalDate date) {
        if (!songs.isEmpty()) {
            int i = 1 ;
            for( Song song : songs ) {
                if (i < n + 1 && song.getDate().isBefore(date)) {
                    System.out.println(i + "th popular song overall is : ");
                    System.out.println(song);
                    i++;
                }
            }
            System.out.println("\n");
        } else {
            System.out.println("No songs available." + "\n");
        }
    }

    public void songByDate(LocalDate date) {
        boolean found = false;
        for (Song song : songs) {
            if (song.getDate().isBefore(date)) {
                System.out.println(song);
                found = true;
            }
        }
        if (!found) {
            System.out.println("No songs found for the specified date." + "\n");
        }
    }

    public void displayAllSongs() {
        if (songs.isEmpty()) {
            System.out.println("No songs available." + "\n");
        } else {
            System.out.println("All Songs:" ) ;
            for (Song song : songs) {
                System.out.println(song);
            }
        }
    }
}

//import java.util.HashMap;
//import java.util.*;
//import java.util.PriorityQueue;
//
//public class MusicPlayer {
//
//    public static void main( String[] args){
//        Songs song = new Songs("Test", 1);
//        Map<String, PriorityQueue<Songs>> mapSong = new HashMap<String, PriorityQueue<Songs>>();
//
//    }
//
//    public String addSong(Map<String, PriorityQueue<Songs>> mapSong, String singer, Songs song){
//        mapSong.computeIfAbsent(singer, k -> new PriorityQueue<>()).offer(song);
//        return song + " added successfully under " + singer;
//    }
//
//    public void songs(Map<String, PriorityQueue<Songs>> mapSong, String singer){
//        if(mapSong.containsKey(singer)){
//            PriorityQueue<Songs> songs = mapSong.get(singer);
//            System.out.println("Singer found successfully");
//            while( !songs.isEmpty()){
//                System.out.println(songs.poll());
//            }
//
//        }else{
//            System.out.println("No such singer exists");
//        }
//    }
//
//
//
//}

//    public void songsByDate(String date) {
//        boolean found = false;
//        for (Song song : songs) {
//            if (song.getDateOfPublish().equals(date)) {
//                System.out.println(song);
//                found = true;
//            }
//        }
//        if (!found) {
//            System.out.println("No songs found for the specified date." + "\n");
//        }
//    }

//    public void mostPopularSongByArtist(String artist) {
//        Song mostPopular = null;
//        for (Song song : songs) {
//            if (song.getArtist().equalsIgnoreCase(artist)) {
//                mostPopular = song;
//                break;
//            }
//        }
//        if (mostPopular != null) {
//            System.out.println("Most popular song by " + artist + ": " + mostPopular + "\n");
//        } else {
//            System.out.println("No songs found by " + artist + "\n");
//        }
//    }
//
//    public void mostPopularSongOverall() {
//        if (!songs.isEmpty()) {
//            System.out.println("Most popular song overall: " + songs.first() + "\n");
//        } else {
//            System.out.println("No songs available." + "\n");
//        }
//    }