实现category service基础接口
This commit is contained in:
103
gateway/internal/logic/createcategorylogic.go
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103
gateway/internal/logic/createcategorylogic.go
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package logic
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import (
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"context"
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"strings"
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"godemo/category/category"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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type CreateCategoryLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewCreateCategoryLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CreateCategoryLogic {
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return &CreateCategoryLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *CreateCategoryLogic) CreateCategory(req *types.CreateCategoryReq) (resp *types.CreateCategoryResp, err error) {
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// 1. 参数验证
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if err := validateCreateRequest(req); err != nil {
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return nil, err
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}
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// 2. 准备 RPC 请求
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rpcReq := &category.CreateCategoryRequest{
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SystemId: req.SystemID,
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Name: req.Name,
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Description: req.Description,
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}
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// 可选参数处理
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if req.Alias != "" {
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rpcReq.Alias = req.Alias
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}
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if req.ParentID != "" {
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rpcReq.ParentId = req.ParentID
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}
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// 3. 调用 RPC 服务
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rpcResp, rpcErr := l.svcCtx.CategoryRpc.CreateCategory(l.ctx, rpcReq)
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if rpcErr != nil {
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return nil, rpcErr
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}
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// 4. 构建响应
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resp = &types.CreateCategoryResp{
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ID: rpcResp.Category.Id,
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}
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l.Logger.Infof("Category created successfully: ID=%s, Name=%s", resp.ID, req.Name)
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return resp, nil
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}
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// validateCreateRequest 验证创建分类请求
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func validateCreateRequest(req *types.CreateCategoryReq) error {
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// 必需字段检查
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if strings.TrimSpace(req.SystemID) == "" {
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return status.Error(codes.InvalidArgument, "systemId不能为空")
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}
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if strings.TrimSpace(req.Name) == "" {
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return status.Error(codes.InvalidArgument, "name不能为空")
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}
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// 名称长度限制
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if len(req.Name) > 50 {
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return status.Error(codes.InvalidArgument, "alias cannot exceed 50 characters")
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}
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// 别名格式验证 (只允许字母、数字、连字符和下划线)
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// if req.Alias != "" {
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// if len(req.Alias) > 50 {
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// return errors.New("alias cannot exceed 50 characters")
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// }
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// for _, ch := range req.Alias {
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// if !(ch >= 'a' && ch <= 'z') &&
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// !(ch >= 'A' && ch <= 'Z') &&
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// !(ch >= '0' && ch <= '9') &&
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// ch != '-' && ch != '_' {
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// return errors.New("alias can only contain letters, numbers, hyphens and underscores")
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// }
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// }
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// }
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// 描述长度限制
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if len(req.Description) > 500 {
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return status.Error(codes.InvalidArgument, "description cannot exceed 500 characters")
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}
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return nil
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}
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30
gateway/internal/logic/deletecategorylogic.go
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30
gateway/internal/logic/deletecategorylogic.go
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package logic
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import (
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"context"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type DeleteCategoryLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewDeleteCategoryLogic(ctx context.Context, svcCtx *svc.ServiceContext) *DeleteCategoryLogic {
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return &DeleteCategoryLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *DeleteCategoryLogic) DeleteCategory(req *types.DeleteCategoryReq) (resp *types.BaseResp, err error) {
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// todo: add your logic here and delete this line
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return
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}
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59
gateway/internal/logic/getcategorylogic.go
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59
gateway/internal/logic/getcategorylogic.go
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package logic
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import (
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"context"
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"time"
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"godemo/category/category"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type GetCategoryLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewGetCategoryLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetCategoryLogic {
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return &GetCategoryLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *GetCategoryLogic) GetCategory(req *types.GetCategoryReq) (resp *types.CategoryDetailResp, err error) {
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rpcResp, err := l.svcCtx.CategoryRpc.GetCategory(l.ctx, &category.GetCategoryRequest{
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Id: req.ID,
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})
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if err != nil {
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return nil, err
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}
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// 转换主分类的时间
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createdAtStr := time.Unix(rpcResp.Category.CreatedAt, 0).Format(time.RFC3339)
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updatedAtStr := ""
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if rpcResp.Category.UpdatedAt != 0 {
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updatedAtStr = time.Unix(rpcResp.Category.UpdatedAt, 0).Format(time.RFC3339)
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}
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resp = &types.CategoryDetailResp{
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CategoryDetail: types.CategoryDetail{
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BaseCategory: types.BaseCategory{
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ID: rpcResp.Category.Id,
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Name: rpcResp.Category.Name,
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Alias: rpcResp.Category.Alias,
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Description: rpcResp.Category.Description,
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ParentID: rpcResp.Category.ParentId,
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SystemID: rpcResp.Category.SystemId,
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CreatedAt: createdAtStr,
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UpdatedAt: updatedAtStr,
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},
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Parent: nil,
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},
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}
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return
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}
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30
gateway/internal/logic/getcategorytreelogic.go
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30
gateway/internal/logic/getcategorytreelogic.go
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@ -0,0 +1,30 @@
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package logic
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import (
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"context"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type GetCategoryTreeLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewGetCategoryTreeLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetCategoryTreeLogic {
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return &GetCategoryTreeLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *GetCategoryTreeLogic) GetCategoryTree(req *types.GetCategoryTreeReq) (resp *types.CategoryTreeResp, err error) {
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// todo: add your logic here and delete this line
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return
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}
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97
gateway/internal/logic/getsystemcategorieslogic.go
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97
gateway/internal/logic/getsystemcategorieslogic.go
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package logic
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import (
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"context"
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"strings"
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"time"
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"godemo/category/category"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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type GetSystemCategoriesLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewGetSystemCategoriesLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetSystemCategoriesLogic {
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return &GetSystemCategoriesLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *GetSystemCategoriesLogic) GetSystemCategories(req *types.GetSystemCategoriesReq) (resp *types.ListCategoriesResp, err error) {
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// 1. 验证系统ID
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if strings.TrimSpace(req.SystemID) == "" {
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return nil, status.Error(codes.InvalidArgument, "system_id is required")
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}
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// 2. 准备 RPC 请求
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rpcReq := &category.GetSystemCategoriesRequest{
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SystemId: req.SystemID,
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IncludeDescendants: req.IncludeDescendants,
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}
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// 添加父分类ID过滤（如果提供）
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if req.ParentID != "" {
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rpcReq.ParentId = req.ParentID
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}
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// 3. 调用 RPC 服务
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rpcResp, rpcErr := l.svcCtx.CategoryRpc.GetSystemCategories(l.ctx, rpcReq)
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if rpcErr != nil {
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st, ok := status.FromError(rpcErr)
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if ok && st.Code() == codes.NotFound {
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// 返回空列表而不是错误
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return &types.ListCategoriesResp{
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Total: 0,
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List: []types.BaseCategory{},
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}, nil
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}
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l.Logger.Errorf("RPC error: %v", rpcErr)
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return nil, rpcErr
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}
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// 4. 转换响应数据
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categories := make([]types.BaseCategory, 0, len(rpcResp.Categories))
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for _, cat := range rpcResp.Categories {
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// 转换时间格式
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createdAt := ""
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if cat.CreatedAt > 0 {
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createdAt = time.Unix(cat.CreatedAt, 0).Format(time.RFC3339)
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}
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updatedAt := ""
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if cat.UpdatedAt > 0 {
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updatedAt = time.Unix(cat.UpdatedAt, 0).Format(time.RFC3339)
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}
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categories = append(categories, types.BaseCategory{
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ID: cat.Id,
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SystemID: cat.SystemId,
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Name: cat.Name,
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Alias: cat.Alias,
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ParentID: cat.ParentId,
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Description: cat.Description,
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CreatedAt: createdAt,
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UpdatedAt: updatedAt,
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})
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}
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// 5. 构建响应
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resp = &types.ListCategoriesResp{
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Total: rpcResp.Total,
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List: categories,
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}
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l.Logger.Infof("Retrieved %d categories for system %s (parent: %s)", len(categories), req.SystemID, req.ParentID)
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return resp, nil
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}
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30
gateway/internal/logic/listcategorieslogic.go
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30
gateway/internal/logic/listcategorieslogic.go
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@ -0,0 +1,30 @@
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package logic
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import (
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"context"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type ListCategoriesLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewListCategoriesLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ListCategoriesLogic {
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return &ListCategoriesLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *ListCategoriesLogic) ListCategories(req *types.ListCategoriesReq) (resp *types.ListCategoriesResp, err error) {
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// todo: add your logic here and delete this line
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return
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}
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30
gateway/internal/logic/updatecategorylogic.go
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30
gateway/internal/logic/updatecategorylogic.go
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@ -0,0 +1,30 @@
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package logic
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import (
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"context"
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"godemo/gateway/internal/svc"
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"godemo/gateway/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type UpdateCategoryLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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func NewUpdateCategoryLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UpdateCategoryLogic {
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return &UpdateCategoryLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *UpdateCategoryLogic) UpdateCategory(req *types.UpdateCategoryReq) (resp *types.BaseResp, err error) {
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// todo: add your logic here and delete this line
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return
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}
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