feat(mcp): add list_print_jobs tool

tests/test_mcp_jobs.py

@@ -0,0 +1,71 @@
+import pytest
+from datetime import timedelta
+from django.utils import timezone
+
+from bambu_run.models import Printer, PrintJob, BambuCloudTask
+from bambu_run.mcp.jobs import list_print_jobs
+
+
+@pytest.mark.django_db
+def test_list_print_jobs_orders_most_recent_first():
+    p = Printer.objects.create(name="RNL-H2C", model="H2C", is_active=True)
+    now = timezone.now()
+    older = PrintJob.objects.create(device=p, project_name="Old", start_time=now - timedelta(days=1), final_status="FINISH")
+    newer = PrintJob.objects.create(device=p, project_name="New", start_time=now, final_status="FINISH")
+
+    result = list_print_jobs()
+
+    assert [j["id"] for j in result["jobs"]] == [newer.id, older.id]
+
+
+@pytest.mark.django_db
+def test_list_print_jobs_filters_by_status_running():
+    p = Printer.objects.create(name="RNL-H2C", model="H2C", is_active=True)
+    running = PrintJob.objects.create(device=p, project_name="Live", start_time=timezone.now(), final_status=None)
+    PrintJob.objects.create(device=p, project_name="Done", start_time=timezone.now(), final_status="FINISH")
+
+    result = list_print_jobs(status="running")
+
+    assert [j["id"] for j in result["jobs"]] == [running.id]
+
+
+@pytest.mark.django_db
+def test_list_print_jobs_limit_hard_ceiling_100():
+    p = Printer.objects.create(name="RNL-H2C", model="H2C", is_active=True)
+    now = timezone.now()
+    PrintJob.objects.bulk_create([
+        PrintJob(device=p, project_name=f"Job {i}", start_time=now - timedelta(hours=i), final_status="FINISH")
+        for i in range(150)
+    ])
+
+    result = list_print_jobs(limit=1000)
+
+    assert len(result["jobs"]) == 100
+
+
+@pytest.mark.django_db
+def test_list_print_jobs_prefers_cloud_weight_and_tags_source():
+    p = Printer.objects.create(name="RNL-H2C", model="H2C", is_active=True)
+    cloud = BambuCloudTask.objects.create(task_id=1, design_title="Cool Bracket", weight_grams=70.10)
+    PrintJob.objects.create(
+        device=p, project_name="raw_name", start_time=timezone.now(),
+        final_status="FINISH", cloud_task=cloud,
+    )
+
+    result = list_print_jobs()
+
+    job = result["jobs"][0]
+    assert job["display_name"] == "Cool Bracket"
+    assert job["filament_grams"] == 70.10
+    assert job["filament_grams_source"] == "cloud"
+    assert job["cost"] is None
+
+
+@pytest.mark.django_db
+def test_list_print_jobs_display_name_falls_back_to_project_name():
+    p = Printer.objects.create(name="RNL-H2C", model="H2C", is_active=True)
+    PrintJob.objects.create(device=p, project_name="raw_project", start_time=timezone.now(), final_status="FINISH")
+
+    result = list_print_jobs()
+
+    assert result["jobs"][0]["display_name"] == "raw_project"