From 3d773719255109f3bdcc4adc6314bdafae18ad14 Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Fri, 12 May 2023 12:53:24 +0300
Subject: auth: Fetch anonymous collections from separate endpoint.

---
 wqflask/wqflask/collect.py                      | 27 +++++++++++--------
 wqflask/wqflask/oauth2/client.py                |  1 +
 wqflask/wqflask/templates/collections/list.html | 35 +++++++++++++++++++++++++
 3 files changed, 52 insertions(+), 11 deletions(-)

diff --git a/wqflask/wqflask/collect.py b/wqflask/wqflask/collect.py
index 2149dd20..5ff114b2 100644
--- a/wqflask/wqflask/collect.py
+++ b/wqflask/wqflask/collect.py
@@ -10,6 +10,7 @@ from flask import url_for
 from flask import request
 from flask import redirect
 from flask import flash
+from flask import current_app
 
 from wqflask import app
 from utility import hmac
@@ -22,8 +23,10 @@ from base.trait import retrieve_trait_info
 from base.trait import jsonable
 from base.data_set import create_dataset
 
-from wqflask.oauth2.client import oauth2_get
+from wqflask.oauth2 import session
 from wqflask.oauth2.checks import user_logged_in
+from wqflask.oauth2.request_utils import process_error
+from wqflask.oauth2.client import oauth2_get, no_token_get
 
 
 Redis = get_redis_conn()
@@ -142,20 +145,22 @@ def create_new(collection_name):
 @app.route("/collections/list")
 def list_collections():
     params = request.args
+    anon_id = session.session_info()["anon_id"]
+    anon_collections = no_token_get(
+        f"oauth2/user/{anon_id}/collections/list").either(
+            lambda err: {"anon_collections_error": process_error(err)},
+            lambda colls: {"anon_collections": colls})
 
+    user_collections = {"collections": []}
     if user_logged_in():
-        return oauth2_get("oauth2/user/collections").either(
-            lambda err: __error__(process_error(err)),
-            lambda colls: render_template(
-                "collections/list.html", params=params, collections=colls))
-
-    # TODO: Provide GN3 endpoint to fetch collections for anonymous users
-    #       Maybe /oauth2/user/<uuid:anon_user_id>/collections/list
-    user_collections = list(g.user_session.user_collections)
+        user_collections = oauth2_get("oauth2/user/collections/list").either(
+            lambda err: {"user_collections_error": process_error(err)},
+            lambda colls: {"collections": colls})
+
     return render_template("collections/list.html",
                            params=params,
-                           collections=user_collections,
-                           )
+                           **user_collections,
+                           **anon_collections)
 
 
 @app.route("/collections/remove", methods=('POST',))
diff --git a/wqflask/wqflask/oauth2/client.py b/wqflask/wqflask/oauth2/client.py
index 249d158d..b070e0bc 100644
--- a/wqflask/wqflask/oauth2/client.py
+++ b/wqflask/wqflask/oauth2/client.py
@@ -1,4 +1,5 @@
 """Common oauth2 client utilities."""
+import json
 import requests
 from typing import Any, Optional
 from urllib.parse import urljoin
diff --git a/wqflask/wqflask/templates/collections/list.html b/wqflask/wqflask/templates/collections/list.html
index 1a125dbb..7e5c5330 100644
--- a/wqflask/wqflask/templates/collections/list.html
+++ b/wqflask/wqflask/templates/collections/list.html
@@ -1,4 +1,5 @@
 {% extends "base.html" %}
+{%from "oauth2/display_error.html" import display_error%}
 {% block title %}Your Collections{% endblock %}
 {% block css %}
     <link rel="stylesheet" type="text/css" href="{{ url_for('css', filename='DataTables/css/jquery.dataTables.css') }}" />
@@ -29,6 +30,40 @@
         </div>
         <br>
         <div id="collections_list" style="width:50%; margin-top: 10px; margin-bottom: 10px;">
+	  {%if anon_collections_error is defined%}
+	  {{display_error("Anonymous Collections", anon_collections_error)}}
+	  {%endif%}
+	  {%if anon_collections | length > 0%}
+	  <table class="table-hover table-striped cell-border" id='trait_table'
+		 style="float: left;">
+	    <caption>Anonymous Collections</caption>
+            <thead>
+              <tr>
+                <th></th>
+                <th>Index</th>
+                <th>Name</th>
+                <th>Created</th>
+                <th>Last Changed</th>
+                <th># Records</th>
+              </tr>
+            </thead>
+
+            <tbody>
+              {% for uc in anon_collections %}
+              {% if uc.num_members > 0 %}
+              <tr class="collection_line">
+                <td align="center" style="padding: 0px;"><INPUT TYPE="checkbox" NAME="collection" class="checkbox trait_checkbox" VALUE="{{ uc.id }}"></td>
+                <td align="right">{{ loop.index }}
+                <td><a class="collection_name" href="{{ url_for('view_collection', uc_id=uc.id) }}">{{ uc.name }}</a></td>
+                <td>{{ uc.created_timestamp }}</td>
+                <td>{{ uc.changed_timestamp }}</td>
+                <td align="right">{{ uc.num_members }}</td>
+              </tr>
+              {% endif %}
+              {% endfor %}
+            </tbody>
+          </table>
+	  {%endif%}
         {% if collections|length > 0 %}
         <table class="table-hover table-striped cell-border" id='trait_table' style="float: left;">
             <thead>
-- 
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