package application

import (
	"testing"
	"time"

	"img_infinite_canvas/internal/domain/design"
)

func TestGeneratorTaskStatusWaitsForActiveCanvasWork(t *testing.T) {
	threadID := "thread-image"
	project := design.Project{
		ID:           "project-image",
		LastThreadID: threadID,
		Status:       design.StatusExploring,
		UpdatedAt:    time.Now(),
		Nodes: []design.Node{
			{
				ID:      "image-1",
				Type:    design.NodeTypeImage,
				Title:   "Done image",
				Content: "http://localhost:19000/canvas-assets/done.png",
				Status:  "success",
			},
			{
				ID:      "image-2",
				Type:    design.NodeTypeImage,
				Title:   "Pending image",
				Content: "pending prompt",
				Status:  "generating",
			},
		},
		Messages: []design.Message{
			{ID: "user", Role: "user", Type: "user", Content: "make two images", ThreadID: threadID},
			{ID: "planner", Role: "assistant", Type: "assistant", Status: "success", ThreadID: threadID, Name: "agent_planner"},
			{ID: "tool", Role: "tool", Type: "tool", Title: "GPT Image 2", Status: "running", ThreadID: threadID},
			{
				ID:        "artifact-1",
				Role:      "tool",
				Type:      "tool_use",
				Title:     "generate_media",
				Name:      "generate_media",
				ToolHint:  "generate_image_gpt_image_2",
				Status:    "success",
				ThreadID:  threadID,
				CreatedAt: time.Now(),
				Content:   `[{"event_data":{"artifact":[{"artifact_id":"image-1","artifact_type":"image_info","format":"png","height":1024,"image_name":"Done image","image_url":"http://localhost:19000/canvas-assets/done.png","prompt_text":"make two images","width":1024}]}}]`,
			},
		},
	}

	task := generatorTaskFromProject(project, threadID)
	if task.Status != "submitted" {
		t.Fatalf("expected active canvas work to keep task submitted, got %s", task.Status)
	}
	if len(task.Artifacts) != 1 {
		t.Fatalf("expected partial artifact to remain visible, got %#v", task.Artifacts)
	}
}

func TestGeneratorTaskStatusDoesNotCompleteExploringPlannerOnlyThread(t *testing.T) {
	threadID := "thread-planning"
	project := design.Project{
		ID:           "project-planning",
		LastThreadID: threadID,
		Status:       design.StatusExploring,
		Messages: []design.Message{
			{ID: "user", Role: "user", Type: "user", Content: "make images", ThreadID: threadID},
			{ID: "planner", Role: "assistant", Type: "assistant", Status: "success", ThreadID: threadID, Name: "agent_planner"},
		},
	}

	task := generatorTaskFromProject(project, threadID)
	if task.Status != "submitted" {
		t.Fatalf("expected exploring planner-only thread to stay submitted, got %s", task.Status)
	}
}

func TestGeneratorTaskStatusCompletesWhenCanvasSettles(t *testing.T) {
	threadID := "thread-image"
	project := design.Project{
		ID:           "project-image",
		LastThreadID: threadID,
		Status:       design.StatusReady,
		UpdatedAt:    time.Now(),
		Nodes: []design.Node{
			{
				ID:      "image-1",
				Type:    design.NodeTypeImage,
				Title:   "Done image",
				Content: "http://localhost:19000/canvas-assets/done.png",
				Status:  "success",
			},
		},
		Messages: []design.Message{
			{ID: "user", Role: "user", Type: "user", Content: "make one image", ThreadID: threadID},
			{ID: "tool", Role: "tool", Type: "tool", Title: "GPT Image 2", Status: "success", ThreadID: threadID},
			{
				ID:       "artifact-1",
				Role:     "tool",
				Type:     "tool_use",
				Title:    "generate_media",
				Name:     "generate_media",
				Status:   "success",
				ThreadID: threadID,
				Content:  `[{"event_data":{"artifact":[{"artifact_id":"image-1","artifact_type":"image_info","format":"png","height":1024,"image_name":"Done image","image_url":"http://localhost:19000/canvas-assets/done.png","prompt_text":"make one image","width":1024}]}}]`,
			},
			{ID: "assistant", Role: "assistant", Type: "assistant", Status: "success", ThreadID: threadID},
		},
	}

	task := generatorTaskFromProject(project, threadID)
	if task.Status != "completed" {
		t.Fatalf("expected settled canvas task to complete, got %s", task.Status)
	}
}