Add examples

examples/player/main.py

@@ -0,0 +1,129 @@
+from librespot.audio.decoders import AudioQuality
+from librespot.core import Session
+from librespot.metadata import TrackId
+from librespot.player.codecs import VorbisOnlyAudioQuality
+import os
+import platform
+import re
+import requests
+import subprocess
+import time
+
+quality: AudioQuality = AudioQuality.VERY_HIGH
+session: Session = None
+
+
+def clear():
+    if platform.system() == "Windows":
+        os.system("cls")
+    else:
+        os.system("clear")
+
+
+def client():
+    global quality, session
+    while True:
+        clear()
+        splash()
+        cmd = input("Player >>> ")
+        args = cmd.split(" ")
+        if args[0] == "exit" or args[0] == "quit":
+            return
+        if (args[0] == "p" or args[0] == "play") and len(args) == 2:
+            track_uri_search = re.search(r"^spotify:track:(?P<TrackID>[0-9a-zA-Z]{22})$", args[1])
+            track_url_search = re.search(r"^(https?://)?open.spotify.com/track/(?P<TrackID>[0-9a-zA-Z]{22})(\?si=.+?)?$", args[1])
+            if track_uri_search is not None or track_url_search is not None:
+                track_id_str = (track_uri_search if track_uri_search is not None else track_url_search).group("TrackID")
+                play(track_id_str)
+                wait()
+        if args[0] == "q" or args[0] == "quality":
+            if len(args) == 1:
+                print("Current Quality: " + quality.name)
+                wait()
+            elif len(args) == 2:
+                if args[1] == "normal" or args[1] == "96":
+                    quality = AudioQuality.NORMAL
+                elif args[1] == "high" or args[1] == "160":
+                    quality = AudioQuality.HIGH
+                elif args[1] == "veryhigh" or args[1] == "320":
+                    quality = AudioQuality.VERY_HIGH
+                print("Set Quality to %s" % quality.name)
+                wait()
+        if (args[0] == "s" or args[0] == "search") and len(args) >= 2:
+            token = session.tokens().get("user-read-email")
+            resp = requests.get("https://api.spotify.com/v1/search", {"limit": "5", "offset": "0", "q": cmd[2:], "type": "track"}, headers={"Authorization": "Bearer %s" % token})
+            i = 1
+            tracks = resp.json()["tracks"]["items"]
+            for track in tracks:
+                print("%d, %s | %s" % (i, track["name"], ",".join([artist["name"] for artist in track["artists"]])))
+                i += 1
+            position = -1
+            while True:
+                num_str = input("Select [1-5]: ")
+                try:
+                    num = int(num_str)
+                except ValueError:
+                    continue
+                if num in range(1, 5, 1):
+                    position = num - 1
+                    break
+            play(tracks[position]["id"])
+            wait()
+
+
+def login():
+    global session
+
+    if os.path.isfile("credentials.json"):
+        try:
+            session = Session.Builder().stored_file().create()
+            return
+        except RuntimeError:
+            pass
+    while True:
+        user_name = input("UserName: ")
+        password = input("Password: ")
+        try:
+            session = Session.Builder().user_pass(user_name, password).create()
+            return
+        except RuntimeError:
+            pass
+
+
+def play(track_id_str: str):
+    track_id = TrackId.from_base62(track_id_str)
+    stream = session.content_feeder().load(track_id,
+                                           VorbisOnlyAudioQuality(AudioQuality.VERY_HIGH),
+                                           False,
+                                           None)
+    ffplay = subprocess.Popen(["ffplay", "-"], stdin=subprocess.PIPE, stdout=subprocess.DEVNULL,
+                              stderr=subprocess.DEVNULL)
+    while True:
+        byte = stream.input_stream.stream().read()
+        if byte == -1:
+            return
+        ffplay.stdin.write(bytes([byte]))
+
+
+def splash():
+    print(
+        "=================================\n"
+        "| Librespot-Python Player       |\n"
+        "|                               |\n"
+        "| by kokarare1212               |\n"
+        "=================================\n\n\n")
+
+
+def main():
+    login()
+    client()
+
+
+def wait(seconds: int = 3):
+    for i in range(seconds)[::-1]:
+        print("\rWait for %d second(s)..." % (i + 1), end="")
+        time.sleep(1)
+
+
+if __name__ == "__main__":
+    main()