add survey stats

1 files changed, 21 insertions, 0 deletions

diff --git a/talersurvey/survey/survey.py b/talersurvey/survey/survey.py
index c5b796c..c5b72b5 100644
--- a/talersurvey/survey/survey.py
+++ b/talersurvey/survey/survey.py
@@ -76,12 +76,33 @@ def backend_post(endpoint, json):
     return response_json
 
 
+def backend_get(endpoint, params):
+    headers = {"Authorization": "ApiKey " + APIKEY}
+    try:
+        resp = requests.get(urljoin(BACKEND_URL, endpoint), params=params, headers=headers)
+    except requests.ConnectionError:
+        err_abort(500, message="Could not establish connection to backend")
+    try:
+        response_json = resp.json()
+    except ValueError:
+        err_abort(500, message="Could not parse response from backend")
+    if resp.status_code != 200:
+        err_abort(500, message="Backend returned error status",
+                  json=response_json, status_code=resp.status_code)
+    return response_json
+
+
 @app.errorhandler(Exception)
 def internal_error(e):
     return flask.render_template("templates/error.html",
                                  message="Internal error",
                                  stack=traceback.format_exc())
 
+@app.route("/survey-stats", methods=["GET"])
+def survey_stats(e):
+    stats = backend_get("tip-query", instance="default")
+    return flask.render_template("survey_stats.html", stats=stats)
+
 
 @app.route("/submit-survey", methods=["POST"])
 def submit_survey():