feat: 增加商品颜色匹配页面 (#294)
This commit is contained in:
chengma
@@ -0,0 +1,147 @@
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package service
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import (
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"fmt"
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"sort"
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"strings"
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)
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// ProductColorMappingOption 是原生 select 中的一个可购买 PDD 颜色。
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type ProductColorMappingOption struct {
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Value, Label string
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Selected bool
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}
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// ProductColorMappingOptionGroup 用 optgroup 表达当前、未使用和已匹配三组候选。
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type ProductColorMappingOptionGroup struct {
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Label string
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Options []ProductColorMappingOption
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}
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// ProductColorMappingPageRow 是正式页面的一行。
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type ProductColorMappingPageRow struct {
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ColorKey, ColorRaw, SourceText string
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OriginalValue, SelectedValue string
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Status, StatusText string
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MappingText string
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SelectedInvalid bool
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Groups []ProductColorMappingOptionGroup
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}
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// ProductColorMappingPageView 只负责把领域上下文翻译成模板可直接显示的数据。
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type ProductColorMappingPageView struct {
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ShopeeGoodsID, ShopeeTitle, PddGoodsID, PddTitle string
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PddDimensionKey, ContextVersion string
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UnavailableReason string
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Rows []ProductColorMappingPageRow
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MappedCount, ValidCount, InvalidCount int
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}
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// BuildProductColorMappingPageView 生成分组候选。overrides 只用于 POST 失败后回显，
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// 不会改变服务端候选或有效性判断。
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func BuildProductColorMappingPageView(context *ProductColorMappingContext, overrides map[string]string) *ProductColorMappingPageView {
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view := &ProductColorMappingPageView{
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ShopeeGoodsID: context.ShopeeGoodsID, ShopeeTitle: context.ShopeeTitle,
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PddGoodsID: context.PddGoodsID, PddTitle: context.PddTitle,
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PddDimensionKey: context.PddDimensionKey, ContextVersion: context.ContextVersion,
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UnavailableReason: context.UnavailableReason,
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}
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occupiedBy := map[string][]string{}
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for _, row := range context.Rows {
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if row.Mapping != nil && row.MappingValid {
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occupiedBy[row.Mapping.PddColorValue] = append(occupiedBy[row.Mapping.PddColorValue], row.Color.Raw)
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}
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}
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for value := range occupiedBy {
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sort.Strings(occupiedBy[value])
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}
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candidateByValue := make(map[string]PddColorCandidate, len(context.Candidates))
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for _, candidate := range context.Candidates {
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candidateByValue[candidate.Value] = candidate
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}
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for _, sourceRow := range context.Rows {
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row := ProductColorMappingPageRow{
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ColorKey: sourceRow.Color.Key, ColorRaw: sourceRow.Color.Raw,
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SourceText: sourceRow.Color.SourceText(), Status: "pending", StatusText: "待匹配",
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}
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if sourceRow.Mapping != nil {
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row.OriginalValue = sourceRow.Mapping.PddColorValue
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row.SelectedValue = sourceRow.Mapping.PddColorValue
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row.MappingText = "人工维护"
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if strings.TrimSpace(sourceRow.Mapping.MappedBy) != "" {
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row.MappingText += " · " + sourceRow.Mapping.MappedBy
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}
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if sourceRow.MappingValid {
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row.Status, row.StatusText = "mapped", "已匹配"
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view.ValidCount++
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} else {
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row.Status, row.StatusText, row.SelectedInvalid = "invalid", "映射已失效", true
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view.InvalidCount++
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}
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view.MappedCount++
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}
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if selected, ok := overrides[sourceRow.Color.Key]; ok {
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row.SelectedValue = strings.TrimSpace(selected)
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_, targetExists := candidateByValue[row.SelectedValue]
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row.SelectedInvalid = row.SelectedValue != "" && !targetExists
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}
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row.Groups = buildColorMappingOptionGroups(context.Candidates, occupiedBy, row.SelectedValue)
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view.Rows = append(view.Rows, row)
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}
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return view
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}
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func buildColorMappingOptionGroups(candidates []PddColorCandidate, occupiedBy map[string][]string, selected string) []ProductColorMappingOptionGroup {
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var current, unused, used []ProductColorMappingOption
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for _, candidate := range candidates {
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label := pddColorCandidateLabel(candidate)
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option := ProductColorMappingOption{Value: candidate.Value, Label: label, Selected: candidate.Value == selected}
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if candidate.Value == selected {
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current = append(current, option)
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continue
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}
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if colors := occupiedBy[candidate.Value]; len(colors) > 0 {
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option.Label += "（已匹配：" + strings.Join(colors, " / ") + "）"
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used = append(used, option)
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} else {
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unused = append(unused, option)
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}
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}
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groups := make([]ProductColorMappingOptionGroup, 0, 3)
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if len(current) > 0 {
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groups = append(groups, ProductColorMappingOptionGroup{Label: "当前选择", Options: current})
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}
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if len(unused) > 0 {
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groups = append(groups, ProductColorMappingOptionGroup{Label: "未使用的颜色", Options: unused})
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}
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if len(used) > 0 {
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groups = append(groups, ProductColorMappingOptionGroup{Label: "已经匹配（仍可选择）", Options: used})
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}
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return groups
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}
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func pddColorCandidateLabel(candidate PddColorCandidate) string {
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price := "价格未采到"
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if candidate.HasPrice {
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if candidate.MinPriceCent == candidate.MaxPriceCent {
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price = fmt.Sprintf("¥%.2f", float64(candidate.MinPriceCent)/100)
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} else {
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price = fmt.Sprintf("¥%.2f–%.2f", float64(candidate.MinPriceCent)/100, float64(candidate.MaxPriceCent)/100)
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}
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}
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return fmt.Sprintf("%s · %s · %d 个可购买规格", candidate.Value, price, candidate.SKUCount)
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}
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// ProductColorMappingStatusLine 返回页面底部的短状态。
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func ProductColorMappingStatusLine(view *ProductColorMappingPageView) string {
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if view.UnavailableReason != "" {
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return view.UnavailableReason
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}
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return fmt.Sprintf("共 %d 个蝦皮颜色 · 已匹配 %d · 待匹配 %d · 已失效 %d",
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len(view.Rows), view.ValidCount, len(view.Rows)-view.MappedCount, view.InvalidCount)
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}
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// ProductColorMappingHasChanges 供测试明确局部保存的比较规则。
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func ProductColorMappingHasChanges(row ProductColorMappingPageRow) bool {
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return row.OriginalValue != row.SelectedValue
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}
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@@ -42,6 +42,30 @@ func TestAggregatePddColorCandidates_拒绝多个显式颜色维度(t *testing.T
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}
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}
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func TestBuildProductColorMappingPageView_未使用优先且已使用仍可多对一(t *testing.T) {
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context := &ProductColorMappingContext{
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ShopeeGoodsID: "S-1", PddGoodsID: "P-1", PddDimensionKey: "color", ContextVersion: "ctx",
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Candidates: []PddColorCandidate{
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{DimensionKey: "color", Value: "曜石黑", HasPrice: true, MinPriceCent: 1180, MaxPriceCent: 1280, SKUCount: 2},
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{DimensionKey: "color", Value: "奶油白", SKUCount: 1},
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},
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Rows: []ProductColorMappingRow{
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{Color: ProductColorSource{Key: "黑色", Raw: "黑色", FormalCount: 1}, MappingValid: true,
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Mapping: &model.ProductColorMapping{PddColorValue: "曜石黑", PddDimensionKey: "color", MappedBy: "U-1"}},
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{Color: ProductColorSource{Key: "深黑", Raw: "深黑", SybCount: 2}},
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},
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}
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view := BuildProductColorMappingPageView(context, map[string]string{"深黑": "曜石黑"})
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if view.ValidCount != 1 || len(view.Rows) != 2 || !ProductColorMappingHasChanges(view.Rows[1]) {
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t.Fatalf("页面汇总或失败回显不正确：%+v", view)
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}
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groups := view.Rows[1].Groups
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if len(groups) != 2 || groups[0].Label != "当前选择" || groups[0].Options[0].Value != "曜石黑" ||
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groups[1].Label != "未使用的颜色" || groups[1].Options[0].Value != "奶油白" {
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t.Fatalf("候选分组错误：%+v", groups)
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}
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}
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func TestSaveProductColorMappings_保存审计并用上下文版本防过期(t *testing.T) {
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db := newTestDB(t)
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seedShopeeProduct(t, db, "S-COLOR", "颜色映射商品")
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