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小蚂蚁云
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package logic
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import (
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"context"
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"fmt"
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v1 "easygoadmin/api/v1"
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"easygoadmin/internal/dao"
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"easygoadmin/internal/service"
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{{- if or .HasImport .HasExport}}
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"easygoadmin/utility/excel"
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{{- end}}
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{{- if .HasExport}}
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"easygoadmin/utility/upload"
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{{- end}}
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)
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// ============================== {{.ModuleComment}}业务实现 ==============================
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// s{{.ModelClass}} {{.ModuleComment}}业务实现
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// 实现 service.I{{.ModelClass}} 接口，接口定义见 api/v1/{{.ModuleCamel}}.go
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type s{{.ModelClass}} struct{}
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func init() {
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service.Register{{.ModelClass}}(&s{{.ModelClass}}{})
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}
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// {{.ModuleCamel}}SerializeMaps 枚举字段到字典编码的映射
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// {field}Text 由基座自动填充
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var {{.ModuleCamel}}SerializeMaps = map[string]string{
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{{- if .HasStatus}}
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"status": "{{.Module}}_status",
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{{- end}}
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}
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// {{.ModuleCamel}}Spec {{.ModuleComment}}模块声明
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//
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// 采用声明式实现：查询、输出与规则均在声明中定义，方法仅做委托
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var {{.ModuleCamel}}Spec = ModuleSpec[v1.{{.ModelClass}}Item, v1.{{.ModelClass}}Item, v1.{{.ModelClass}}DetailRes]{
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Model: dao.{{.DaoName}}.Ctx,
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{{- $likeFirst := true}}
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LikeFields: []string{ {{range .FilterFields}}{{if and (eq .Type "CharField") (not .Choices)}}{{if $likeFirst}}{{$likeFirst = false}}{{else}}, {{end}}"{{.Name}}"{{end}}{{end}} },
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{{- $eqFirst := true}}
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EqFields: []string{ {{range .FilterFields}}{{if not (and (eq .Type "CharField") (not .Choices))}}{{if $eqFirst}}{{$eqFirst = false}}{{else}}, {{end}}"{{.Name}}"{{end}}{{end}} },
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OrderBy: "{{if .HasSort}}sort, id{{else}}id DESC{{end}}",
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SerializeMaps: {{.ModuleCamel}}SerializeMaps,
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{{- if .HasImageField}}
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FileFields: []string{
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{{- range .FormFields}}{{if .IsImage}}
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"{{.CamelName}}",
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{{- end}}{{end}}
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},
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{{- end}}
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{{- if .HasRichTextField}}
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ContentFields: []string{
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{{- range .FormFields}}{{if .IsRichText}}
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"{{.CamelName}}",
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{{- end}}{{end}}
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},
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{{- end}}
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{{- if or .HasImageField .HasRichTextField}}
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FileSaveDir: "{{.ModuleCamel}}",
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{{- end}}
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ToData: {{.ModuleCamel}}ToData,
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}
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// {{.ModuleCamel}}ToData 全量表单语义转换
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// 新增与修改均提交全部字段，兼容两种入参类型
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func {{.ModuleCamel}}ToData(req any) map[string]any {
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switch r := req.(type) {
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case *v1.{{.ModelClass}}AddReq:
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return map[string]any{
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{{- range $i, $f := .FormFields}}
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"{{.Name}}": r.{{.CamelExport}},
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{{- end}}
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}
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case *v1.{{.ModelClass}}UpdateReq:
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return map[string]any{
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{{- range $i, $f := .FormFields}}
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"{{.Name}}": r.{{.CamelExport}},
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{{- end}}
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}
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}
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panic(fmt.Sprintf("{{.ModuleCamel}}ToData: 不支持的入参类型 %T", req))
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}
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// ---------- 标准方法：委托基座 ----------
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// Page {{.ModuleComment}}分页
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// 按查询条件分页返回{{.ModuleComment}}列表
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func (s *s{{.ModelClass}}) Page(ctx context.Context, req *v1.{{.ModelClass}}PageReq) (res *v1.{{.ModelClass}}PageRes, err error) {
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list, total, err := {{.ModuleCamel}}Spec.Page(ctx, req, req.GetPageNo(), req.GetPageSize())
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if err != nil {
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return nil, err
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}
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return v1.NewPageData(req.GetPageNo(), req.GetPageSize(), total, derefSlice(list)), nil
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}
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// List {{.ModuleComment}}平铺列表
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// data 直接为数组，树形结构由前端 buildTree 构建
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func (s *s{{.ModelClass}}) List(ctx context.Context, req *v1.{{.ModelClass}}ListReq) (res v1.{{.ModelClass}}ListRes, err error) {
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list, err := {{.ModuleCamel}}Spec.List(ctx, req)
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if err != nil {
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return nil, err
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}
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return derefSlice(list), nil
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}
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// Detail {{.ModuleComment}}详情
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// 按主键ID查询详情
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func (s *s{{.ModelClass}}) Detail(ctx context.Context, req *v1.{{.ModelClass}}DetailReq) (res *v1.{{.ModelClass}}DetailRes, err error) {
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return {{.ModuleCamel}}Spec.Detail(ctx, req.Id, req)
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}
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// Add 新增{{.ModuleComment}}
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// 新增成功后返回新记录ID
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func (s *s{{.ModelClass}}) Add(ctx context.Context, req *v1.{{.ModelClass}}AddReq) (res *v1.{{.ModelClass}}IdRes, err error) {
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id, err := {{.ModuleCamel}}Spec.Add(ctx, req)
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if err != nil {
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return nil, err
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}
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return &v1.{{.ModelClass}}IdRes{Id: id}, nil
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}
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// Update 修改{{.ModuleComment}}
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// 按主键ID更新记录
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func (s *s{{.ModelClass}}) Update(ctx context.Context, req *v1.{{.ModelClass}}UpdateReq) (res *v1.{{.ModelClass}}UpdateRes, err error) {
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if err = {{.ModuleCamel}}Spec.Update(ctx, req.Id, req); err != nil {
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return nil, err
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}
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return &v1.{{.ModelClass}}UpdateRes{}, nil
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}
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{{- if .HasStatus}}
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// Status {{.ModuleComment}}状态
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// 非标准方法，保留手写实现，设置记录的状态字段
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func (s *s{{.ModelClass}}) Status(ctx context.Context, req *v1.{{.ModelClass}}StatusReq) (res *v1.{{.ModelClass}}StatusRes, err error) {
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if _, err = dao.{{.DaoName}}.Ctx(ctx).Where("id", req.Id).Data(map[string]any{"status": req.Status}).Update(); err != nil {
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return nil, err
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}
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return &v1.{{.ModelClass}}StatusRes{}, nil
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}
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{{- end}}
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// Delete 删除{{.ModuleComment}}
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// 按主键ID删除单条记录
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func (s *s{{.ModelClass}}) Delete(ctx context.Context, req *v1.{{.ModelClass}}DeleteReq) (res *v1.{{.ModelClass}}DeleteRes, err error) {
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if err = {{.ModuleCamel}}Spec.Delete(ctx, req.Id); err != nil {
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return nil, err
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}
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return &v1.{{.ModelClass}}DeleteRes{}, nil
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}
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// BatchDelete 批量删除{{.ModuleComment}}
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// 按主键ID列表批量删除记录
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func (s *s{{.ModelClass}}) BatchDelete(ctx context.Context, req *v1.{{.ModelClass}}BatchDeleteReq) (res *v1.{{.ModelClass}}BatchDeleteRes, err error) {
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if err = {{.ModuleCamel}}Spec.BatchDelete(ctx, req.Ids); err != nil {
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return nil, err
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}
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return &v1.{{.ModelClass}}BatchDeleteRes{}, nil
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}
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{{- if .HasImport}}
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// Import 导入{{.ModuleComment}}
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// 表头为表单字段名，按列序写入
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func (s *s{{.ModelClass}}) Import(ctx context.Context, req *v1.{{.ModelClass}}ImportReq) (res *v1.{{.ModelClass}}ImportRes, err error) {
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_, rows, err := excel.ReadSheet(req.File)
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if err != nil {
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return nil, err
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}
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res = &v1.{{.ModelClass}}ImportRes{Total: len(rows)}
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for i, row := range rows {
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if cellAt(row, 0) == "" {
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res.Failed++
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res.Reasons = append(res.Reasons, fmt.Sprintf("第%d行：{{.DisplayLabel}}为空", i+2))
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continue
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}
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if _, e := dao.{{.DaoName}}.Ctx(ctx).Data(map[string]any{
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{{- range $idx, $f := .FormFields}}
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"{{$f.Name}}": {{if $f.IsNumber}}cellInt(row, {{$idx}}, 0){{else}}cellAt(row, {{$idx}}){{end}},
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{{- end}}
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}).Insert(); e != nil {
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res.Failed++
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res.Reasons = append(res.Reasons, fmt.Sprintf("第%d行：写入失败 %v", i+2, e))
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continue
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}
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res.Success++
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}
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return res, nil
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}
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{{- end}}
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{{- if .HasExport}}
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// Export 导出{{.ModuleComment}}
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// 与列表同套筛选条件，枚举列输出字典文本
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func (s *s{{.ModelClass}}) Export(ctx context.Context, req *v1.{{.ModelClass}}ExportReq) (res *v1.{{.ModelClass}}ExportRes, err error) {
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rows, err := {{.ModuleCamel}}Spec.applyFilters(ctx, {{.ModuleCamel}}Spec.Model(ctx), req).Order("{{if .HasSort}}sort, id{{else}}id{{end}}").All()
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if err != nil {
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return nil, err
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}
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headers := []string{ {{range $i, $f := .FormFields}}{{if $i}}, {{end}}"{{$f.Label}}"{{end}} }
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data := make([][]any, 0, len(rows))
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for _, r := range rows {
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data = append(data, []any{ {{range $i, $f := .FormFields}}{{if $i}}, {{end}}{{if $f.HasChoices}}DictGetText(ctx, "{{$.Module}}_{{$f.Name}}", r["{{$f.Name}}"]){{else}}r["{{$f.Name}}"].String(){{end}}{{end}} })
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}
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fileName, _, err := excel.WriteSheet(upload.BaseDir(ctx), "{{.ModuleComment}}数据", headers, data)
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if err != nil {
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return nil, err
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}
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url := upload.GetFileUrl(ctx, fileName)
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return &url, nil
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}
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{{- end}}
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