117 lines
4.2 KiB
Go
117 lines
4.2 KiB
Go
// Code scaffolded by goctl. Safe to edit.
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// goctl 1.9.2
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package socialServiceGovernmentProgram
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import (
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"context"
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"database/sql"
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"fmt"
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"time"
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"github.com/JACKYMYPERSON/hldrCenter/config"
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"github.com/JACKYMYPERSON/hldrCenter/internal/social_service_governmentprogram/internal/model"
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"github.com/JACKYMYPERSON/hldrCenter/internal/social_service_governmentprogram/internal/types"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type UpdateSocialServiceGovernmentProgramLogic struct {
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logx.Logger
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ctx context.Context
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cfg *config.Config
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model model.SocialServiceGovernmentprogramModel
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}
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func NewUpdateSocialServiceGovernmentProgramLogic(ctx context.Context, cfg *config.Config, model model.SocialServiceGovernmentprogramModel) *UpdateSocialServiceGovernmentProgramLogic {
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return &UpdateSocialServiceGovernmentProgramLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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cfg: cfg,
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model: model,
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}
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}
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func (l *UpdateSocialServiceGovernmentProgramLogic) UpdateSocialServiceGovernmentProgram(req *types.UpdateSocialServiceGovernmentProgramReq) (resp *types.UpdateSocialServiceGovernmentProgramResp, err error) {
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// 1. 验证ID合法性（路径参数）
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if req.Id <= 0 {
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return &types.UpdateSocialServiceGovernmentProgramResp{
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Code: 400,
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Msg: "项目ID不合法，必须大于0",
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}, nil
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}
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// 2. 查询原记录（检查是否存在且未被删除）
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oldProgram, err := l.model.FindOne(context.Background(), req.Id)
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if err != nil {
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if err == model.ErrNotFound {
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return &types.UpdateSocialServiceGovernmentProgramResp{
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Code: 404,
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Msg: "未找到该社会服务政府项目（或已被删除）",
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}, nil
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}
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fmt.Printf("查询待更新项目失败，ID：%d，错误：%v\n", req.Id, err)
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return &types.UpdateSocialServiceGovernmentProgramResp{
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Code: 500,
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Msg: "查询项目信息失败，请稍后重试",
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}, nil
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}
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// 3. 构造更新数据（复用原记录字段，仅覆盖req中提供的非空值）
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updateData := &model.SocialServiceGovernmentprogram{
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Id: req.Id, // 必须携带ID用于WHERE条件
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// 基础字段：优先使用req中的值，未提供则保留原记录值
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Title: getUpdateValue(req.Title, oldProgram.Title),
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Subtitle: getUpdateValue(req.Subtitle, oldProgram.Subtitle),
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CoverUrl: getUpdateValue(req.CoverUrl, oldProgram.CoverUrl),
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Intro: getUpdateValue(req.Intro, oldProgram.Intro),
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// 特殊类型：string → sql.NullString（处理Content字段）
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Content: getNullStringFromUpdate(req.Content, oldProgram.Content),
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ImageEditors: getUpdateValue(req.ImageEditors, oldProgram.ImageEditors),
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TextEditors: getUpdateValue(req.TextEditors, oldProgram.TextEditors),
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ChiefEditor: getUpdateValue(req.ChiefEditor, oldProgram.ChiefEditor),
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Proofreaders: getUpdateValue(req.Proofreaders, oldProgram.Proofreaders),
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Reviewers: getUpdateValue(req.Reviewers, oldProgram.Reviewers),
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// 时间字段：保留原发布时间，更新最后修改时间为当前时间
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PublishTime: oldProgram.PublishTime, // 发布时间不随更新改变（除非有特殊需求）
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UpdateTime: time.Now(), // 强制更新为当前时间
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IsDelete: oldProgram.IsDelete, // 保留原删除状态（不允许通过更新接口修改删除状态）
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}
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// 4. 调用model执行更新
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err = l.model.Update(context.Background(), updateData)
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if err != nil {
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fmt.Printf("更新社会服务政府项目失败，ID：%d，错误：%v\n", req.Id, err)
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return &types.UpdateSocialServiceGovernmentProgramResp{
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Code: 500,
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Msg: "项目更新失败，请稍后重试",
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}, nil
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}
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// 5. 构造成功响应
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resp = &types.UpdateSocialServiceGovernmentProgramResp{
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Code: 0,
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Msg: "项目更新成功",
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}
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return resp, nil
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}
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func getUpdateValue(newVal, oldVal string) string {
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if newVal != "" {
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return newVal
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}
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return oldVal
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}
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// getNullStringFromUpdate：处理Content字段的更新（string → sql.NullString）
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// 若请求中提供了新内容，则包装为有效NullString；否则保留原记录的NullString
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func getNullStringFromUpdate(newContent string, oldNull sql.NullString) sql.NullString {
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if newContent != "" {
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return sql.NullString{
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String: newContent,
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Valid: true,
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}
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}
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return oldNull
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}
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