package service

import "testing"

func testChoices(values ...map[string]string) ([]PddOptionChoice, []string, []string) {
	choices := make([]PddOptionChoice, 0, len(values))
	for _, v := range values {
		k, _ := OptionKey(v)
		choices = append(choices, PddOptionChoice{Key: k, Label: v["color"] + " " + v["size"], Options: v})
	}
	return choices, []string{"color", "size"}, []string{"颜色分类", "尺码"}
}

func TestSpecMatch_带标签样本(t *testing.T) {
	cases := []struct {
		name, raw string
		options   []map[string]string
		pre       bool
		level     string
	}{
		{"正确第一名", "灰色-小個子,L建議53-57公斤", []map[string]string{{"color": "灰色中长款", "size": "L（106-114斤）"}, {"color": "黑色", "size": "L（106-114斤）"}}, true, "A"},
		{"繁简单位", "藍色,5XL建議100-120公斤", []map[string]string{{"color": "蓝色长款", "size": "5XL（200-240斤）"}}, true, "A"},
		{"部分重叠", "灰色,L建議55-60公斤", []map[string]string{{"color": "灰色", "size": "L（115-130斤）"}}, false, "B"},
		{"无码位无主色", "53-57公斤", []map[string]string{{"color": "", "size": "L（80-115斤）"}}, false, "C"},
		{"体重冲突", "L建議52-60公斤", []map[string]string{{"color": "", "size": "L（200-240斤）"}}, false, "冲突"},
		{"颜色冲突", "黑色常規款,L建議52-60公斤", []map[string]string{{"color": "白色中长款", "size": "L（104-120斤）"}}, false, "冲突"},
	}
	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			c, k, n := testChoices(tc.options...)
			r := rankSpecChoices(tc.raw, c, k, n)
			if len(r.Choices) == 0 || r.Choices[0].MatchLevel != tc.level || (r.PreselectOptionKey != "") != tc.pre {
				t.Fatalf("result=%+v", r)
			}
		})
	}
}

func TestSpecMatch_繁简表与颜色别名逐条覆盖(t *testing.T) {
	for _, p := range traditionalPairs {
		if simplifyExplicit(p.from) != p.to {
			t.Fatalf("%s", p.from)
		}
	}
	for _, raw := range []string{"粉紅", "浅粉", "米白", "藏藍"} {
		if len(extractSpecFeatures(raw).colors) == 0 {
			t.Fatalf("%s", raw)
		}
	}
	if !extractSpecFeatures("粉紅色").colors["粉"] || !extractSpecFeatures("粉色系").colors["粉"] {
		t.Fatal("粉色别名未归一")
	}
	if !extractSpecFeatures("藏青").colors["藏青"] {
		t.Fatal("藏青被拆分")
	}
}

func TestSpecMatch_尺码最长优先(t *testing.T) {
	for raw, want := range map[string]string{"XXL": "2XL", "2XL": "2XL", "XXXXXL": "5XL", "女M码": "M", "均码": "均码", "F": "F"} {
		if got := extractSpecFeatures(raw).size; got != want {
			t.Fatalf("%s=>%s", raw, got)
		}
	}
}

func TestSpecMatch_多维歧义不预选(t *testing.T) {
	c, k, n := testChoices(map[string]string{"color": "灰", "size": "L(106-114斤)", "style": "A"}, map[string]string{"color": "灰", "size": "L(106-114斤)", "style": "B"})
	k = append(k, "style")
	n = append(n, "款式")
	r := rankSpecChoices("灰色,L建議53-57公斤", c, k, n)
	if r.PreselectOptionKey != "" || r.Notice == "" {
		t.Fatalf("%+v", r)
	}
}