new identifier and added creation folder logic

iotclient/iot_client.py

@@ -54,7 +54,12 @@ def get_image(identifier):
         b64encoded_image = unwrap_file(payload['image_data'])
         goal_folder_name = "images_fetch"
         path = "../../"+goal_folder_name+"/"+payload['metadata']['filename']
+
         goal_folder_path = os.path.sep.join(os.path.abspath(__file__).split(os.path.sep)[:-3]) + os.path.sep + goal_folder_name
+
+        if not os.path.isdir(goal_folder_path):
+            os.mkdir(goal_folder_path)
+
         out = open(path, 'wb')
         out.write(b64encoded_image)
         out.close()

middleware/app_be/views/mongo_db.py

@@ -16,5 +16,7 @@ class MongoManager:
             MongoManager.__instance = pymongo.MongoClient('127.0.0.1', 27017)
             db = MongoManager.__instance.AIC
             coll = db.metadata
-            coll.create_index("filename",unique=True)
-            coll.create_index([("loc", pymongo.GEO2D)])
+            db.coll["identifier"]
+            db.coll["location"]
+            coll.create_index("identifier",unique=True)
+            coll.create_index([("location", pymongo.GEO2D)])

middleware/app_be/views/rest_api.py

@@ -55,7 +55,7 @@ class ImageEndpoint:
         col = db.metadata
         metadata = None
         try:
-            resp = col.find({"filename": identifier+".jpg"})
+            resp = col.find({"identifier": identifier})
             metadata = resp[0]
         except:
             print("Could not find Metadata")
@@ -94,6 +94,7 @@ class ImageEndpoint:
         col = db.metadata
 
         try:
+            metadata['identifier'] = identifier
             metadata['location'] = [metadata['longitude'],metadata['latitude']]
             col.insert_one(metadata)