feat：完善项目管理，增加网站活动管理

app/api/website/controller/activity.go

@@ -1,13 +1,118 @@
 package controller
 
-type Activity struct{}
+import (
+	"SciencesServer/app/api/website/model"
+	"SciencesServer/app/basic/controller"
+	model2 "SciencesServer/app/common/model"
+	"SciencesServer/app/session"
+	"errors"
+)
 
-type ActivityHandle func() *Activity
+type Activity struct {
+	*session.Enterprise
+	local string
+}
 
-func (c *Activity) Instance(title, page, pageSize int) {
+type ActivityHandle func(session *session.Enterprise, local string) *Activity
 
+type (
+	// ActivityInfo 活动信息
+	ActivityInfo struct {
+		ID string `json:"id"`
+		*model.ActivityInstanceInfo
+		JoinStatus bool `json:"join_status"`
+	}
+	// ActivityDetail 详细信息
+	ActivityDetail struct {
+		ID string `json:"id"`
+		*model.ActivityInstanceDetail
+		JoinStatus bool `json:"join_status"`
+	}
+)
+
+// Instance 活动信息
+func (c *Activity) Instance(title string, mode, page, pageSize int) (*controller.ReturnPages, error) {
+	mActivityInstance := model.NewActivityInstance()
+
+	var count int64
+
+	var identityUID uint64
+
+	if c.Enterprise != nil {
+		identityUID = c.IdentityUID
+	}
+	where := make([]*model2.ModelWhere, 0)
+
+	if title != "" {
+		where = append(where, model2.NewWhereLike("a.title", title))
+	}
+	if mode > 0 {
+		where = append(where, model2.NewWhere("a.mode", mode))
+	}
+	out, err := mActivityInstance.Activity(identityUID, page, pageSize, &count)
+
+	if err != nil {
+		return nil, err
+	}
+
+	list := make([]*ActivityInfo, 0)
+
+	for _, v := range out {
+		list = append(list, &ActivityInfo{
+			ID:                   v.GetEncodeID(),
+			ActivityInstanceInfo: v,
+			JoinStatus:           v.JoinID > 0,
+		})
+	}
+	return &controller.ReturnPages{Data: list, Count: count}, nil
+}
+
+// Detail 详细信息
+func (c *Activity) Detail(id uint64) (*ActivityDetail, error) {
+	mActivityInstance := model.NewActivityInstance()
+
+	var identityUID uint64
+
+	if c.Enterprise != nil {
+		identityUID = c.IdentityUID
+	}
+	out, err := mActivityInstance.Detail(id, identityUID)
+
+	if err != nil {
+		return nil, err
+	}
+	return &ActivityDetail{
+		ID:                     out.GetEncodeID(),
+		ActivityInstanceDetail: out,
+		JoinStatus:             out.JoinID > 0.,
+	}, nil
+}
+
+// Join 加入活动
+func (c *Activity) Join(id uint64) error {
+	mActivityInstance := model.NewActivityInstance()
+
+	isExist, err := model2.FirstField(mActivityInstance.ActivityInstance, []string{"id", "mode", "join_deadline"},
+		model2.NewWhere("status", model2.NewWhere("id", id)),
+		model2.NewWhere("status", model2.ActivityInstanceStatusForShow))
+
+	if err != nil {
+		return err
+	} else if !isExist {
+		return errors.New("操作错误，活动信息不存在或已被删除")
+	}
+	if !mActivityInstance.IsCanJoin() {
+		return errors.New("操作错误，当前活动信息不可报名")
+	}
+
+	return nil
 }
 
 func NewActivity() ActivityHandle {
-	return nil
+	return func(session *session.Enterprise, local string) *Activity {
+		return &Activity{
+			Enterprise: session,
+			local:      local,
+		}
+	}
 }