Wrangle monitor export JSON to be in the right format for us (#17936)

* Wrangle monitor export JSON to be in the right format for us

* add changelog

* make sure title and description are strings

* Expand description seed

* drop invalid field

* add link to official guidelines

* drop id field from definition

* add changelog

* fix changelog

* Move to scripts folder

Author: iliakur

ddev/changelog.d/17936.added

@@ -0,0 +1 @@
+Add script to convert monitor export json into the JSON we can use

ddev/src/ddev/cli/meta/scripts/__init__.py

@@ -7,6 +7,7 @@
 from datadog_checks.dev.tooling.commands.meta.scripts.remove_labels import remove_labels
 
 from ddev.cli.meta.scripts.generate_metrics import generate_metrics
+from ddev.cli.meta.scripts.monitor import monitor
 from ddev.cli.meta.scripts.serve_openmetrics_payload import serve_openmetrics_payload
 from ddev.cli.meta.scripts.upgrade_python import upgrade_python
 
@@ -24,3 +25,4 @@ def scripts():
 scripts.add_command(remove_labels)
 scripts.add_command(serve_openmetrics_payload)
 scripts.add_command(upgrade_python)
+scripts.add_command(monitor)

ddev/src/ddev/cli/meta/scripts/monitor.py

@@ -0,0 +1,68 @@
+import copy
+
+import click
+
+DESCRIPTION_SEED = """\
+This monitor will alert you on XXX...
+
+- Define the problem stated by the title.
+- Answer why this is an issue worth alerting on.
+- Describe the impact of the problem.
+
+Official guidelines:
+https://docs.datadoghq.com/developers/integrations/create-an-integration-recommended-monitor/#description
+"""
+
+
+@click.group
+def monitor():
+    """
+    Work with monitors.
+    """
+
+
+def _edit(text):
+    edited = click.edit(text=text, require_save=False)
+    return "" if edited is None else edited
+
+
+def _drop_fields(exported):
+    x = copy.deepcopy(exported)
+    x.pop('id', None)
+    x['options'].pop('on_missing_data', None)
+    return x
+
+
+@monitor.command
+@click.argument("export_json", type=click.File())
+def create(export_json):
+    """
+    Create monitor spec from the JSON export of the monitor in the UI.
+
+    The exported monitor cannot be committed as-is, we have to rename, add, and drop some fields.
+
+    After you've copied the JSON in the UI you can either save it as a file or pipe it to STDIN:
+
+    \b
+    pbpaste | ddev meta monitor create -
+    """
+    import json
+    from datetime import date
+
+    exported = json.load(export_json)
+    today = date.today().isoformat()
+    wrangled = {
+        "version": 2,
+        "created_at": today,
+        "last_updated_at": today,
+        "title": _edit(text=exported["name"]).strip(),
+        "description": _edit(text=DESCRIPTION_SEED).strip(),
+        "tags": exported["tags"],
+        "definition": _drop_fields(exported),
+    }
+    click.echo(
+        json.dumps(
+            wrangled,
+            indent=2,
+        )
+    )