初始化项目框架，完成部分接口开发

internal/logic/chapter/chapter.go

@@ -0,0 +1,98 @@
+package chapter
+
+import (
+	"context"
+	"server/internal/dao"
+	"server/internal/model"
+	"server/internal/model/do"
+	"server/internal/service"
+	"server/utility/ecode"
+)
+
+type sChapter struct{}
+
+func New() service.IChapter {
+	return &sChapter{}
+}
+
+func init() {
+	service.RegisterChapter(New())
+}
+
+// List retrieves a paginated list of chapters
+func (s *sChapter) List(ctx context.Context, in *model.ChapterListIn) (out *model.ChapterListOut, err error) {
+	out = &model.ChapterListOut{}
+	m := dao.Chapters.Ctx(ctx)
+	if in.BookId != 0 {
+		m = m.Where(dao.Chapters.Columns().BookId, in.BookId)
+	}
+	if in.Title != "" {
+		m = m.Where(dao.Chapters.Columns().Title+" like ?", "%"+in.Title+"%")
+	}
+	if in.IsLocked != 0 {
+		m = m.Where(dao.Chapters.Columns().IsLocked, in.IsLocked)
+	}
+	if err = m.Page(in.Page, in.Size).ScanAndCount(&out.List, &out.Total, false); err != nil {
+		return
+	}
+	return
+}
+
+func (s *sChapter) Create(ctx context.Context, in *model.ChapterAddIn) (out *model.ChapterCRUDOut, err error) {
+	if _, err := dao.Chapters.Ctx(ctx).Data(do.Chapters{
+		BookId:        in.BookId,
+		Title:         in.Title,
+		Content:       in.Content,
+		WordCount:     in.WordCount,
+		Sort:          in.Sort,
+		IsLocked:      in.IsLocked,
+		RequiredScore: in.RequiredScore,
+	}).Insert(); err != nil {
+		return nil, ecode.Fail.Sub("chapter_create_failed")
+	}
+	return &model.ChapterCRUDOut{Success: true}, nil
+}
+
+func (s *sChapter) Update(ctx context.Context, in *model.ChapterEditIn) (out *model.ChapterCRUDOut, err error) {
+	exist, err := dao.Chapters.Ctx(ctx).
+		WherePri(in.Id).
+		Exist()
+	if err != nil {
+		return nil, ecode.Fail.Sub("chapter_query_failed")
+	}
+	if !exist {
+		return nil, ecode.NotFound.Sub("chapter_not_found")
+	}
+	_, err = dao.Chapters.Ctx(ctx).
+		WherePri(in.Id).
+		Data(do.Chapters{
+			BookId:        in.BookId,
+			Title:         in.Title,
+			Content:       in.Content,
+			WordCount:     in.WordCount,
+			Sort:          in.Sort,
+			IsLocked:      in.IsLocked,
+			RequiredScore: in.RequiredScore,
+		}).Update()
+	if err != nil {
+		return nil, ecode.Fail.Sub("chapter_update_failed")
+	}
+	return &model.ChapterCRUDOut{Success: true}, nil
+}
+
+func (s *sChapter) Delete(ctx context.Context, in *model.ChapterDelIn) (out *model.ChapterCRUDOut, err error) {
+	exist, err := dao.Chapters.Ctx(ctx).
+		WherePri(in.Id).
+		Exist()
+	if err != nil {
+		return nil, ecode.Fail.Sub("chapter_query_failed")
+	}
+	if !exist {
+		return nil, ecode.NotFound.Sub("chapter_not_found")
+	}
+	_, err = dao.Chapters.Ctx(ctx).WherePri(in.Id).Delete()
+	if err != nil {
+		return nil, ecode.Fail.Sub("chapter_delete_failed")
+	}
+	return &model.ChapterCRUDOut{Success: true}, nil
+}