add question and tags Description

internal/schema/question_schema.go

@@ -97,6 +97,7 @@ type QuestionInfo struct {
 	Title                string         `json:"title" xorm:"title"`                         // title
 	Content              string         `json:"content" xorm:"content"`                     // content
 	HTML                 string         `json:"html" xorm:"html"`                           // html
+	Description          string         `json:"description"`                                //description
 	Tags                 []*TagResp     `json:"tags" `                                      // tags
 	ViewCount            int            `json:"view_count" xorm:"view_count"`               // view_count
 	UniqueViewCount      int            `json:"unique_view_count" xorm:"unique_view_count"` // unique_view_count

internal/schema/tag_schema.go

@@ -66,6 +66,8 @@ type GetTagResp struct {
 	OriginalText string `json:"original_text"`
 	// parsed text
 	ParsedText string `json:"parsed_text"`
+	// description text
+	Description string `json:"description"`
 	// follower amount
 	FollowCount int `json:"follow_count"`
 	// question amount

internal/service/question_service.go

@@ -23,6 +23,7 @@ import (
 	"github.com/answerdev/answer/internal/service/revision_common"
 	tagcommon "github.com/answerdev/answer/internal/service/tag_common"
 	usercommon "github.com/answerdev/answer/internal/service/user_common"
+	"github.com/answerdev/answer/pkg/htmltext"
 	"github.com/jinzhu/copier"
 	"github.com/segmentfault/pacman/errors"
 	"github.com/segmentfault/pacman/i18n"
@@ -454,6 +455,7 @@ func (qs *QuestionService) GetQuestion(ctx context.Context, questionID, userID s
 	if question.Status == entity.QuestionStatusClosed {
 		per.CanClose = false
 	}
+	question.Description = htmltext.FetchExcerpt(question.HTML, "...", 240)
 	question.MemberActions = permission.GetQuestionPermission(ctx, userID, question.UserID,
 		per.CanEdit, per.CanDelete, per.CanClose, per.CanReopen)
 	return question, nil

internal/service/tag/tag_service.go

@@ -105,6 +105,7 @@ func (ts *TagService) GetTagInfo(ctx context.Context, req *schema.GetTagInfoReq)
 	resp.DisplayName = tagInfo.DisplayName
 	resp.OriginalText = tagInfo.OriginalText
 	resp.ParsedText = tagInfo.ParsedText
+	resp.Description = htmltext.FetchExcerpt(tagInfo.ParsedText, "...", 240)
 	resp.FollowCount = tagInfo.FollowCount
 	resp.QuestionCount = tagInfo.QuestionCount
 	resp.Recommend = tagInfo.Recommend