Rework of MPV Commander into a new project

video_webserver.py

@@ -0,0 +1,90 @@
+from flask import Flask, request, jsonify, g
+from jinja2 import Template
+import json
+import sys
+import sqlite3
+
+disable_all_active = r'''
+UPDATE buttons SET is_active = 0
+'''
+
+set_active_by_name_sql = r'''
+UPDATE buttons SET is_active = 1
+WHERE button_name = ?
+'''
+
+with open("config.json", "r") as config_file:
+    config_json = json.loads(config_file.read())
+
+app = Flask(__name__)
+
+def get_db():
+    db = getattr(g, "_database", None)
+
+    if db is None:
+        db = g._database = sqlite3.connect(config_json["db_name"])
+    
+    return db
+
+def set_active_by_name(name):
+    db = get_db()
+
+    db.execute(disable_all_active)
+    db.execute(set_active_by_name, name)
+    db.commit()
+
+@app.route("/")
+def root_route():
+    with open("index.html", "r") as html_file:
+        template = Template(html_file.read())
+        return template.render(config_json), 200
+    
+@app.route("/stream", methods=["POST"])
+def stream_route():
+    if request.content_type == 'application/json':
+        body = request.get_json()
+
+        if not "name" in body.keys():
+            error_response = {
+                'status': "ERROR",
+                "reason": "A name must be specified in the body of the request"
+            }
+
+            return jsonify(error_response), 400
+
+        resource_list = [element for element in config_json["buttons"] if element["name"] == body["name"]]
+
+        if(len(resource_list) == 0):
+            error_response = {
+                'status': "ERROR",
+                "reason": "The name {name} does not exist in config['buttons'], check your config".format(name = body["name"])
+            }
+
+            return jsonify(error_response), 400
+        
+        db = get_db()
+
+        db.execute(disable_all_active)
+        db.execute(set_active_by_name_sql, [body["name"]])
+        db.commit()
+
+        return jsonify(resource_list[0]), 200
+    else:
+        error_response = {
+            'status': 'ERROR',
+            'reason': 'Posted body must be of content type application/json'
+        }
+
+        return jsonify(error_response)
+    
+@app.teardown_appcontext
+def close_connection(exception):
+    db = getattr(g, '_database', None)
+
+    if db is not None:
+        db.close()  
+    
+
+if __name__ == '__main__':
+    app.run(debug=True, host="0.0.0.0", port=1801)
+