add approve-merge addon, give addons descriptions

3 files changed, 39 insertions, 3 deletions

diff --git a/labbot/__main__.py b/labbot/__main__.py
index 5e0a3ae..9f0e3ba 100644
--- a/labbot/__main__.py
+++ b/labbot/__main__.py
@@ -64,7 +64,8 @@ def run(name, port):
         )
 
     load_addons(instance, [
-            "merge-label"
+            "merge-label",
+            "approve-merge"
         ])
 
     click.echo(f"Started {name}")
diff --git a/labbot/addons/approve-merge.py b/labbot/addons/approve-merge.py
new file mode 100644
index 0000000..0fdeaa9
--- /dev/null
+++ b/labbot/addons/approve-merge.py
@@ -0,0 +1,30 @@
+"""
+automatically merges merge requests if a certain number of approvals
+is reached.
+"""
+
+required_approval_count = 2
+
+async def merge_label_hook(event, gl, *args, **kwargs):
+    title = event.object_attributes["title"]
+    state = event.object_attributes["state"]
+    merge_status = event.object_attributes["merge_status"]
+
+    if state != "opened" or title.lower().startswith("draft"):
+        return
+
+    approvals_url = f"/projects/{event.project_id}/merge_requests/{event.object_attributes['iid']}/approvals"
+    merge_url = f"/projects/{event.project_id}/merge_requests/{event.object_attributes['iid']}/merge"
+
+    data = await gl.getitem(approvals_url)
+
+    approval_count = len(data["approved_by"])
+
+    if approval_count >= required_approval_count:
+        if merge_status == "can_be_merged":
+            print("test")
+            await gl.put(merge_url)
+
+def setup(bot):
+    bot.register(merge_label_hook, "Merge Request Hook")
+    pass
\ No newline at end of file
diff --git a/labbot/addons/merge-label.py b/labbot/addons/merge-label.py
index 1b2a768..9379b59 100644
--- a/labbot/addons/merge-label.py
+++ b/labbot/addons/merge-label.py
@@ -1,3 +1,8 @@
+"""
+automatically labels issues referenced in merge requests with
+specified labels.
+"""
+
 import os
 import re
 
@@ -13,7 +18,7 @@ state_label = {
     "opened": "C-R Bestanden",
     "merged": "Testing",
 }
-async def merge_request_hook(event, gl, *args, **kwargs):
+async def merge_label_hook(event, gl, *args, **kwargs):
     state = event.object_attributes["state"]
     related_issues = []
 
@@ -69,5 +74,5 @@ async def merge_request_hook(event, gl, *args, **kwargs):
             pass
 
 def setup(bot):
-    bot.register(merge_request_hook, "Merge Request Hook")
+    bot.register(merge_label_hook, "Merge Request Hook")
     pass
\ No newline at end of file