4b3c00270f
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将 api 层校验规则提示语、service 层 gerror.Wrap 与 response.Error 错误信息、panic 未注册提示统一改为中文，并同步中文化 cmd 路由注释 与变更记录。仅涉及注释、文档与字符串改动，无业务逻辑变更。
58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
// Package house_presale 提供新房预售证领域服务。
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package house_presale
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import (
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"context"
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"github.com/gogf/gf/v2/errors/gerror"
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"service.xpcool.com/internal/dao"
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"service.xpcool.com/internal/model/dto"
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)
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// IPresale 新房预售证领域服务接口。
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type IPresale interface {
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List(context.Context, int, int, string, string, string) ([]dto.HousePresaleVO, int, error)
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}
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type presale struct{}
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var localPresale IPresale
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func NewPresale() IPresale { return &presale{} }
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// Presale 返回已注册的预售证服务实现。
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func Presale() IPresale {
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if localPresale == nil {
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panic("Presale 实现未注册")
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}
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return localPresale
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}
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// RegisterPresale 注册预售证服务实现。
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func RegisterPresale(i IPresale) { localPresale = i }
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// List 分页查询新房预售证，按 id 倒序（最新发证在前）。
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func (s *presale) List(ctx context.Context, page, size int, region, keyword, purpose string) ([]dto.HousePresaleVO, int, error) {
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m := dao.HousePresale.Ctx(ctx)
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if region != "" {
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m = m.Where("region", region)
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}
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if purpose != "" {
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m = m.Where("purpose", purpose)
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}
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if keyword != "" {
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m = m.Where("community_name LIKE ? OR developer LIKE ? OR presale_no LIKE ?",
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"%"+keyword+"%", "%"+keyword+"%", "%"+keyword+"%")
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}
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total, err := m.Clone().Count()
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if err != nil {
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return nil, 0, gerror.Wrap(err, "统计预售证总数失败")
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}
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var list []dto.HousePresaleVO
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if err = m.Clone().Page(page, size).OrderDesc("id").Scan(&list); err != nil {
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return nil, 0, gerror.Wrap(err, "查询预售证列表失败")
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}
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return list, total, nil
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}
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