Move server code to this repo (#95)

move server code to this repo

app/api/folder.py

@@ -0,0 +1,32 @@
+"""
+Contains all the folder routes.
+"""
+from flask import Blueprint, request
+
+from app import settings
+from app.lib.folderslib import GetFilesAndDirs
+
+folderbp = Blueprint("folder", __name__, url_prefix="/")
+
+
+@folderbp.route("/folder", methods=["POST"])
+def get_folder_tree():
+    """
+    Returns a list of all the folders and tracks in the given folder.
+    """
+    data = request.get_json()
+
+    if data is not None:
+        req_dir: str = data["folder"]
+    else:
+        req_dir = settings.HOME_DIR
+
+    if req_dir == "$home":
+        req_dir = settings.HOME_DIR
+
+    tracks, folders = GetFilesAndDirs(req_dir)()
+
+    return {
+        "tracks": tracks,
+        "folders": sorted(folders, key=lambda i: i.name),
+    }