package piagent

import (
	"encoding/json"
	"strings"
	"testing"
	"unicode/utf8"

	"img_infinite_canvas/internal/domain/design"
)

func TestNewCreativeAgentDefaultsToGPT55(t *testing.T) {
	agent := NewCreativeAgent(CreativeAgentOptions{
		BaseURL: "http://example.com",
		APIKey:  "test-key",
	})
	if agent == nil {
		t.Fatal("expected creative agent")
	}
	if agent.model != "gpt-5.5" {
		t.Fatalf("expected gpt-5.5 default model, got %s", agent.model)
	}
}

func TestAgentMessageContentSummaryDoesNotLeakImageURLs(t *testing.T) {
	summary := agentMessageContentSummary([]design.AgentChatMessage{
		{
			Contents: []design.AgentContent{
				{Type: "text", Text: strings.Repeat("视觉方向", 200)},
				{Type: "image", ImageURL: "https://storage.example.com/private/raw.png", ImageWidth: 100, ImageHeight: 200},
			},
		},
	})
	if strings.Contains(summary, "storage.example.com") || strings.Contains(summary, "raw.png") {
		t.Fatalf("expected compact image reference without raw URL, got %s", summary)
	}
	if utf8.RuneCountInString(summary) > 360 {
		t.Fatalf("expected compact inline text summary, got %d runes", utf8.RuneCountInString(summary))
	}
}

func TestResearchContextIncludesPageContentForEveryResult(t *testing.T) {
	payload, err := json.Marshal(design.ResearchReport{
		Kind:   "web_search",
		Source: "test",
		Query:  "Japanese bakery brand identity",
		Results: []design.ResearchResult{
			{Title: "Bakery case study", URL: "https://example.com/one", Snippet: "Warm handmade identity.", Content: "Detailed first webpage content about packaging, signage, and illustration."},
			{Title: "Brand identity notes", URL: "https://example.com/two", Snippet: "Soft visual system.", Content: "Detailed second webpage content about colors, typography, and bakery tone."},
		},
	})
	if err != nil {
		t.Fatal(err)
	}

	context := researchContext([]design.Message{
		{Role: "tool", Type: "tool", Title: "Synthesize Skills", Content: string(payload)},
	})
	for _, want := range []string{
		"Query: Japanese bakery brand identity",
		"https://example.com/one",
		"Detailed first webpage content",
		"https://example.com/two",
		"Detailed second webpage content",
	} {
		if !strings.Contains(context, want) {
			t.Fatalf("expected research context to include %q, got %s", want, context)
		}
	}
}