package fqapi

import "testing"

// TestCollectMangaFallbackURIs skeleton 顺序优先、web_uri/md5 取值与原图直链拼接
func TestCollectMangaFallbackURIs(t *testing.T) {
	payload := map[string]interface{}{
		"materials": map[string]interface{}{
			"img_1": map[string]interface{}{"data": map[string]interface{}{"web_uri": "novel-pic/aaa"}},
			"img_2": map[string]interface{}{"data": map[string]interface{}{"web_uri": "/novel-pic/bbb"}},
			"img_3": map[string]interface{}{"data": map[string]interface{}{"md5": "c0ffee"}},
		},
		"skeleton": map[string]interface{}{
			"data": []interface{}{
				map[string]interface{}{"elementInfo": "img_2"},
				map[string]interface{}{"key": "img_1"},
				map[string]interface{}{"id": "img_3"},
			},
		},
	}

	// 页序以 skeleton 引用顺序为准
	want := []string{
		"https://p6-novel.byteimg.com/origin/novel-pic/bbb",
		"https://p6-novel.byteimg.com/origin/novel-pic/aaa",
		"https://p6-novel.byteimg.com/origin/novel-pic/c0ffee",
	}
	got := collectMangaFallbackURIs(payload)
	if len(got) != len(want) {
		t.Fatalf("got %d 张 want %d 张: %v", len(got), len(want), got)
	}
	for i := range want {
		if got[i] != want[i] {
			t.Errorf("[%d] got %s want %s", i, got[i], want[i])
		}
	}

	// 无 skeleton 时退化为 materials key 末尾数字排序
	delete(payload, "skeleton")
	got = collectMangaFallbackURIs(payload)
	if got[0] != want[1] || got[1] != want[0] {
		t.Errorf("key 排序错误: %v", got)
	}
}