Add slack webhooks

src/ecpac/main.py

@@ -369,13 +369,27 @@ def main(
         after_run = ""
         if slack.slack_webhook_available():
             before_run = (
-                slack.slack_message_bash(
-                    f"Starting ecpac run:\n" f'Run: "{run_id}"\n' f'Pipeline "{pipe_id}"\n' f'Subject: "{sub}"'
+                slack.slack_message_bash_mrkdwn(
+                    f"Starting ecpac run:\n"
+                    f"Run: `{run_id}`\n"
+                    f'Pipeline: `{pipe_id}`"\n'
+                    f'Subject: `{sub}"`\n'
+                    f"Input: `{path_input.absolute()}`\n"
+                    f"Output: `{path_out.absolute()}`\n"
+                    f"Image: `{path_image.absolute()}`\n"
+                    f"Threads: {res_threads}\n"
+                    f"Memory: {res_memory_gb} GB\n"
+                    f"Analysis level: `{analysis_level}`"
                 )
                 + "\n\n"
             )
-            after_run = "\n\n" + slack.slack_message_bash(
-                f"Finished ecpac run:\n" f'Run: "{run_id}"\n' f'Pipeline "{pipe_id}"\n' f'Subject: "{sub}"'
+            after_run = "\n\n" + slack.slack_message_bash_mrkdwn(
+                f"Finished ecpac run:\n"
+                f"Run: `{run_id}`\n"
+                f'Pipeline: `{pipe_id}`"\n'
+                f'Subject: `{sub}"`\n'
+                f"Analysis level: `{analysis_level}`\n"
+                f"Output: `{path_out.absolute()}`\n"
             )
 
         job = consts.BASH_TEMPLATE_JOB.format(

src/ecpac/slack.py

@@ -6,12 +6,19 @@
 
 def slack_webhook_available() -> bool:
     """Check if a Slack webhook URL is available."""
-    return SLACK_WEBHOOK_URL is not None
+    return SLACK_WEBHOOK_URL is not None and len(SLACK_WEBHOOK_URL) > 0
 
 
-def slack_message_bash(text: str) -> str:
+def slack_message_bash(data: dict) -> str:
     """Generate a bash command to send a message to Slack."""
-    if SLACK_WEBHOOK_URL is None:
+    if not slack_webhook_available():
         return ""
-    data = json.dumps({"text": text})
-    return f"curl -X POST -H 'Content-type: application/json' --data '{data}' {SLACK_WEBHOOK_URL}"
+    return f"curl -X POST -H 'Content-type: application/json' --data '{json.dumps(data)}' {SLACK_WEBHOOK_URL}"
+
+
+def slack_message_bash_mrkdwn(text: str) -> str:
+    """Generate a bash command to send a message to Slack.
+
+    `mrkdwn` is not a typo but a Slack-specific markdown-like syntax.
+    """
+    return slack_message_bash({"text": text})