package projectinstance

import (
	"context"
	"testing"

	"chat-agent-system/internal/workflowdef"
)

func TestHandleDocumentApproved_StageReady(t *testing.T) {
	ctx := context.Background()
	store := newMemStore()
	_ = SeedProjectMeta(store, 1, LifecycleActive, workflowdef.OfficialKeyMain, 1, 1)

	svc := NewService(store, testResolver(), nil, &stubDocChecker{states: map[string]string{"intake": "approved"}})
	plan := WorkflowPlan{
		WorkflowDefinitionKey: workflowdef.OfficialKeyMain,
		WorkflowVersion:       1,
		Stages: []StagePlan{{
			StageKey: "V0.1_triage", Enabled: true,
			DocTasks: []DocTaskPlan{{
				TaskKey: "intake", Enabled: true,
				Duties: DocDuty{AuthorUserID: 2, ReviewerUserID: 3, ApproverUserID: 4},
			}},
		}},
	}
	inst := &WorkflowInstance{
		ID: 1, ProjectID: 1, WorkflowVersionID: 10, Status: InstanceActive,
		ConfigRevision: 1, PlanHash: "h", ConfigSnapshot: plan, InstanceNo: 1,
	}
	version := &workflowdef.Version{WorkflowKey: workflowdef.OfficialKeyMain, Version: 1}
	activated, err := store.ActivateInstance(ctx, 1, inst, version, 1, 2)
	if err != nil {
		t.Fatalf("activate: %v", err)
	}

	result, err := svc.HandleDocumentApproved(ctx, 1, "intake")
	if err != nil {
		t.Fatalf("handle approved: %v", err)
	}
	if result == nil || !result.StageReady {
		t.Fatalf("expected stage ready, got %+v", result)
	}
	if result.InstanceID != activated.ID || result.StageKey != "V0.1_triage" {
		t.Fatalf("unexpected result: %+v", result)
	}
}