ENG-461 Move reviewkitteh from demos_internal (#26)

Mostly formatting changes to match the format of the current demos.
The yaml file changed the most because it did not work in its previous
state.

reviewkitteh/autokitteh.yaml

@@ -0,0 +1,31 @@
+# This YAML file is a declarative manifest that describes the setup
+# of the AutoKitteh project ReviewKitteh.
+# ReviewKitteh integrates GitHub, Google Sheets and Slack.
+#
+# Before applying this file:
+# - Modify the values in the project's "vars" section
+#
+# After applying this file, initialize this AutoKitteh project's
+# GitHub, Google Sheets and Slack connections.
+
+version: v1
+
+project:
+  name: reviewkitteh
+  vars:
+    - name: CHANNEL
+      value: <Channel Name or ID>
+    - name: SHEET_ID
+      value: <Google Sheets ID>
+  connections:
+    - name: my_slack
+      integration: slack
+    - name: my_github
+      integration: github
+    - name: my_googlesheets
+      integration: googlesheets
+  triggers:
+    - name: github_pull_request
+      connection: my_github
+      event_type: pull_request
+      call: program.star:on_github_pull_request

reviewkitteh/program.star

@@ -0,0 +1,52 @@
+"""A program that listens for GitHub pull requests and meows at random people.
+
+This program listens for GitHub pull request events and posts a message to a
+Slack channel when a pull request is opened or reopened. It then polls the
+pull request until it is closed or merged, updating the message with the
+current state of the pull request. Every 15 seconds, it also reads a random
+name from a Google Sheet and pages that person in the Slack channel.
+"""
+
+load("@slack", "my_slack")
+load("@github", "my_github")
+load("@googlesheets", "my_googlesheets")
+load("env", "CHANNEL", "SHEET_ID")
+
+
+def on_github_pull_request(data):
+    """Workflow's entry-point."""
+    if data.action not in ["opened", "reopened"]:
+        return
+
+    pr = data.pull_request
+    message = "%s [%s]" % (pr.links.html.h_ref, pr.state)
+    ts = my_slack.chat_post_message(CHANNEL, message).ts
+
+    i = 0
+
+    while pr.state not in ["closed", "merged"]:
+        log("polling #%d" % i)
+        sleep(5)
+
+        pr = my_github.get_pull_request(
+            data.repo.owner.login, data.repo.name, pr.number
+        )
+        message = "%s meow [%s]" % (pr.links.html.h_ref, pr.state)
+        my_slack.chat_update(CHANNEL, ts, message)
+
+        i += 1
+
+        if i % 3 == 0:
+            # Spreadsheet contains a list of usernames
+            rows = my_googlesheets.read_range(SHEET_ID, "A1:A5")
+            the_chosen_one = rows[rand.intn(len(rows))][0]
+            log("meowing at %s" % the_chosen_one)
+            user_email = "%[email protected]" % the_chosen_one
+            user = my_slack.users_lookup_by_email(user_email).user
+            my_slack.chat_post_message(CHANNEL, "paging <@%s>" % user.id, thread_ts=ts)
+
+    log("pr is %s" % pr.state)
+
+
+def log(msg):
+    print("[%s] %s" % (time.now(), msg))