convert technologies and categories in strings

Author: maceto

README.md

@@ -17,3 +17,40 @@ APIs for the HTTP Archive Technology Report
 
 ### Endpoitns
 
+`GET /technologies`
+
+#### Parameters
+
+The following parameters can be used to filter the data:
+
+- `technology` (`required`): A comma-separated string representing the technology name(s).
+- `start` (optional): A string representing the start date in the format `YYYY-MM-DD`.
+- `end` (optional): A string representing the end date in the format `YYYY-MM-DD`.
+- `geo` (optional): A string representing the geographic location.
+- `rank` (optional): An string representing the rank.
+- `category` (optional): A comma-separated string representing the category name(s).
+
+#### Response
+
+```bash
+curl --request GET \
+  --url 'https://{HOST}/v1/technologies?start=2022-02-01&end=2022-04-01&technology=Smartsupp&client=mobile'
+```
+
+
+Returns a JSON object with the following schema:
+
+```json
+[
+	{
+		"client": "mobile",
+		"similar_technologies": null,
+		"date": "2022-02-01",
+		"description": "Smartsupp is a live chat tool that offers visitor recording feature.",
+		"technology": "Smartsupp",
+		"category": "Live chat",
+		"origins": 16840
+	},
+  ...
+]
+```

functions/technologies/libs/queries.py

@@ -2,6 +2,7 @@
 import json
 from google.cloud import firestore
 from .result import Result 
+from .utils import convert_to_array
 
 DB = firestore.Client(project=os.environ.get('PROJECT'))
 
@@ -10,19 +11,20 @@ def list_data(params):
 
   query = ref
   print("params", params)
+
   if 'start' in params:
     query = query.where('date', '>=', params['start'])
   if 'end' in params:
     query = query.where('date', '<=', params['end'])
   if 'geo' in params:
     query = query.where('geo', '==', params['geo'])
   if 'technology' in params:
-    params_array = json.loads(params['technology'])
+    params_array = convert_to_array(params['technology'])
     query = query.where('technology', 'in', params_array)
   if 'rank' in params:
     query = query.where('rank', '==', params['rank'])
   if 'category' in params:
-    params_array = json.loads(params['category'])
+    params_array = convert_to_array(params['category'])
     query = query.where('category', 'in', params_array)
 
   documents = query.stream()

functions/technologies/libs/utils.py

@@ -11,3 +11,7 @@ def convert_to_hashes(arr):
         hash_dict = {inner_arr[0]: inner_arr[1]}
         hashes_arr.append(hash_dict)
     return hashes_arr
+
+def convert_to_array(data_string):
+    list = data_string.split(',')
+    return list