package tools

import (
	"testing"

	"fwh-toolbox-server/domain"
	"fwh-toolbox-server/dto"
)

func TestRecognizeMode(t *testing.T) {
	cases := []struct {
		solar, load string
		params      map[string]any
		want        string
		issues      bool
	}{
		{"1,2,0", "1,3,2", nil, "A", false},
		{"2,5,0", "2,9,5", nil, "A", false}, // 归一化后匹配
		{"1,2,0", "1,2,0", nil, "B", false},
		{"1,3,2", "1,2,0", nil, "C", false},
		{"1,3,2", "1,3,2", nil, "D", false},
		{"1,2,3", "1,2,0", nil, "E/G", false},
		{"1,2,0", "1,2,3", nil, "F/H", false},
		{"9,9,9", "9,9,9", map[string]any{"gridDischargeMax": 0.1, "gridFeedMax": 0.1}, "Zero Import", false},
		{"9,9,9", "9,9,9", map[string]any{"gridFeedMax": 5.0}, "Zero Import", true},
		{"5,5,5", "5,5,5", nil, "自定义", false}, // 归一化为 1,1,1，不是 Zero Import
		{"", "", nil, "未设置", false},
		{"", "", map[string]any{"chargePower": 8.0}, "强制充电", false},
		{"", "", map[string]any{"dischargePower": 10.0}, "强制放电", false},
		{"", "", map[string]any{"chargePower": 8.0, "dischargePower": 10.0}, "自定义", true},
		{"1,2,0", "", nil, "自定义", true},
	}
	for _, c := range cases {
		got, issues := RecognizeMode(c.solar, c.load, c.params)
		if got != c.want || (len(issues) > 0) != c.issues {
			t.Errorf("RecognizeMode(%q,%q)=%s issues=%v，期望 %s issues=%v", c.solar, c.load, got, issues, c.want, c.issues)
		}
	}
}

func TestNormalizePriority(t *testing.T) {
	for in, want := range map[string]string{"9,9,9": "1,1,1", "2,5,1": "2,3,1", "0,5,9": "0,1,2"} {
		if got, ok := normalizePriority(in); !ok || got != want {
			t.Errorf("normalizePriority(%s)=%s，期望 %s", in, got, want)
		}
	}
	if _, ok := normalizePriority("1,2"); ok {
		t.Error("长度不为 3 应失败")
	}
}

func TestOrganizeTouDetail(t *testing.T) {
	detail := map[string]any{
		"template": map[string]any{"name": "T", "templateId": 1},
		"strategyList": []any{map[string]any{
			"seasonName": "All", "month": "1,2,3", "dayName": "Every day",
			"eleticRatePeak": 0.3,
			"detailVoList": []any{
				map[string]any{"startHourTime": "06:00", "endHourTime": "24:00", "waveType": 2, "solarPriority": "1,3,2", "loadPriority": "1,3,2", "chargeMax": -1},
				map[string]any{"startHourTime": "00:00", "endHourTime": "06:00", "waveType": 0, "solarPriority": "", "loadPriority": "", "chargePower": 8},
			},
		}},
	}
	out, ok := OrganizeTouDetail(detail)
	if !ok {
		t.Fatal("应能整理")
	}
	st := out["strategies"].([]map[string]any)[0]
	ps := st["periods"].([]TouPeriod)
	if ps[0].Start != "00:00" || ps[0].Mode != "强制充电" || ps[1].Mode != "D" || ps[1].WaveType != "峰" {
		t.Errorf("时段整理不正确: %+v", ps)
	}
	if _, has := ps[1].Params["chargeMax"]; has {
		t.Error("-1 应视为未设置")
	}
	if _, has := st["issues"]; has {
		t.Errorf("时段覆盖全天，不应有问题: %v", st["issues"])
	}
	if _, ok := OrganizeTouDetail(map[string]any{"foo": 1}); ok {
		t.Error("没有 strategyList 时应返回 false")
	}
}

func TestCheckCoverageGap(t *testing.T) {
	issues := checkCoverage([]TouPeriod{{Start: "00:00", End: "06:00"}, {Start: "07:00", End: "24:00"}})
	if len(issues) != 1 {
		t.Errorf("应发现 1 处不衔接: %v", issues)
	}
}

func TestPowerFlowToRows(t *testing.T) {
	p := &dto.SitePowerFlow{
		DeviceTimeArray: []string{"2026-10-01 00:00:00", "2026-10-01 00:05:00"},
		PowerSunArray:   []float32{1.5, 2},
		SocArray:        []float32{80},
		RunStatusArray:  []uint{1, 2},
	}
	rows := PowerFlowToRows(p)
	if len(rows) != 2 || len(rows[0]) != len(powerFlowCols) {
		t.Fatalf("行列数不正确: %v", rows)
	}
	if rows[0][1] != "1.5" || rows[0][6] != "80" || rows[1][6] != "" || rows[1][7] != "2" {
		t.Errorf("映射不正确: %v", rows)
	}
}

func TestMapEventRows(t *testing.T) {
	end := "2026-10-01 10:00:00"
	rows := MapEventRows([]domain.EventAlarmItem{
		{LogType: "0", AlarmCode: "0", LogTime: "2026-10-01 08:00:00", LogName: "启动"},
		{LogType: "1", AlarmCode: "E101", LogTime: "2026-10-01 09:00:00", EndTime: &end},
	})
	if rows[0].Kind != "告警" || rows[0].EndTime != end || rows[1].Code != "" {
		t.Errorf("映射或排序不正确: %+v", rows)
	}
}

func TestParseSN(t *testing.T) {
	r, err := ParseSN("10060006A03X25310091")
	if err != nil {
		t.Fatal(err)
	}
	if r["productName"] != "aGate (网关)" || r["year"] != "2025" || r["week"] != "31" || r["serialNumber"] != "0091" {
		t.Errorf("解析不正确: %v", r)
	}
	if _, err := ParseSN("1006"); err == nil {
		t.Error("长度不足应报错")
	}
}

func TestParseIdentifier(t *testing.T) {
	p, n, err := parseIdentifier("fwh-42")
	if err != nil || p != "FWH" || n != 42 {
		t.Errorf("parseIdentifier 错误: %s %d %v", p, n, err)
	}
	if _, _, err := parseIdentifier("FWH"); err == nil {
		t.Error("缺少序号应报错")
	}
}

func TestSortCodeCounts(t *testing.T) {
	got := SortCodeCounts(map[string]uint{"b": 2, "a": 2, "c": 5})
	if got[0].Code != "c" || got[1].Code != "a" || got[2].Code != "b" {
		t.Errorf("排序不正确: %v", got)
	}
}