[backend] add endpoints for listing movies and fetching a movie by uuid

backend/src/main.py

@@ -14,15 +14,63 @@ db_params = {
 
 db = psql.connect(**db_params)
 
-@app.route("/")
+@app.route("/movies")
-def test():
+def movies():
     c = db.cursor()
-    try:
-        c.execute('SELECT * FROM movies')
-    except Exception:
-        db.rollback()
-        return "Failed to fetch table 'movies'"
 
-    res = c.fetchmany(10)
+    try:
+        c.execute('SELECT uuid, name, scheduled_datetime, movie_details, image_url, max_passes FROM movies')
+    except Exception:
+        return {
+                "error": "Failed to list movies",
+                "result": None
+        }, 503
+
+    res = c.fetchall()
     c.close()
-    return "<p>Hello, World! test data:<br>" + "<br>".join(str(i) for i in res) + "</p>"
+
+    return {
+        "error": "",
+        "result": [
+            {
+                "uuid": i[0],
+                "name": i[1],
+                "scheduled_datetime": i[2].strftime("%Y-%m-%d %H:%M:%S"),
+                "movie_details": i[3],
+                "image_url": i[4],
+                "max_passes": i[5]
+            } for i in res
+        ]
+    }
+
+@app.route("/movie/<movie_uuid>")
+def movie_byid(movie_uuid):
+    c = db.cursor()
+
+    try:
+        c.execute(f"SELECT name, scheduled_datetime, movie_details, image_url, max_passes FROM movies WHERE uuid='{movie_uuid}'")
+    except Exception:
+        return {
+                "error": "Failed to search for a movie",
+                "result": None
+        }, 503
+
+    res = c.fetchone()
+    c.close()
+
+    if res:
+        return {
+            "error": "",
+            "result": {
+                "name": res[0],
+                "scheduled_datetime": res[1].strftime("%Y-%m-%d %H:%M:%S"),
+                "movie_details": res[2],
+                "image_url": res[3],
+                "max_passes": res[4]
+            }
+        }
+    else:
+        return {
+            "error": f"No movie with uuid={movie_uuid} has been found",
+            "result": None
+        }, 404