add question seo Json ld

internal/controller/template_controller.go

@@ -1,6 +1,7 @@
 package controller
 
 import (
+	"encoding/json"
 	"fmt"
 	"html/template"
 	"net/http"
@@ -127,9 +128,6 @@ func (tc *TemplateController) QuestionList(ctx *gin.Context) {
 func (tc *TemplateController) QuestionInfo(ctx *gin.Context) {
 	id := ctx.Param("id")
 	answerid := ctx.Param("answerid")
-	siteInfo := tc.SiteInfo(ctx)
-	encodeTitle := url.QueryEscape("title")
-	siteInfo.Canonical = fmt.Sprintf("%s/questions/%s/%s", siteInfo.General.SiteUrl, id, encodeTitle)
 
 	detail, err := tc.templateRenderController.QuestionDetail(ctx, id)
 	if err != nil {
@@ -145,7 +143,7 @@ func (tc *TemplateController) QuestionInfo(ctx *gin.Context) {
 		PageSize:    999,
 		LoginUserID: "",
 	}
-	answers, _, err := tc.templateRenderController.AnswerList(ctx, answerReq)
+	answers, answerCount, err := tc.templateRenderController.AnswerList(ctx, answerReq)
 	if err != nil {
 		tc.Page404(ctx)
 		return
@@ -161,6 +159,37 @@ func (tc *TemplateController) QuestionInfo(ctx *gin.Context) {
 		tc.Page404(ctx)
 		return
 	}
+	siteInfo := tc.SiteInfo(ctx)
+	encodeTitle := url.QueryEscape("title")
+	siteInfo.Canonical = fmt.Sprintf("%s/questions/%s/%s", siteInfo.General.SiteUrl, id, encodeTitle)
+	jsonLD := &schema.QAPageJsonLD{}
+	jsonLD.Context = "https://schema.org"
+	jsonLD.Type = "QAPage"
+	jsonLD.MainEntity.Type = "Question"
+	jsonLD.MainEntity.Name = detail.Title
+	jsonLD.MainEntity.Text = detail.HTML
+	jsonLD.MainEntity.AnswerCount = int(answerCount)
+	jsonLD.MainEntity.UpvoteCount = detail.VoteCount
+	jsonLD.MainEntity.DateCreated = time.Unix(detail.CreateTime, 0)
+	jsonLD.MainEntity.Author.Type = "Person"
+	jsonLD.MainEntity.Author.Name = detail.UserInfo.DisplayName
+	answerList := make([]*schema.SuggestedAnswerItem, 0)
+	for _, answer := range answers {
+		item := &schema.SuggestedAnswerItem{}
+		item.Type = "Answer"
+		item.Text = answer.HTML
+		item.DateCreated = time.Unix(answer.CreateTime, 0)
+		item.UpvoteCount = answer.VoteCount
+		item.URL = fmt.Sprintf("%s/%s", siteInfo.Canonical, answer.ID)
+		item.Author.Type = "Person"
+		item.Author.Name = answer.UserInfo.DisplayName
+		answerList = append(answerList, item)
+	}
+	jsonLD.MainEntity.SuggestedAnswer = answerList
+	jsonLDStr, err := json.Marshal(jsonLD)
+	if err == nil {
+		siteInfo.JsonLD = `<script data-react-helmet="true" type="application/ld+json">` + string(jsonLDStr) + ` </script>`
+	}
 
 	ctx.HTML(http.StatusOK, "question-detail.html", gin.H{
 		"id":         id,

internal/schema/siteinfo_schema.go

@@ -101,6 +101,7 @@ type TemplateSiteInfoResp struct {
 	Branding  *SiteBrandingResp  `json:"branding"`
 	Year      string
 	Canonical string
+	JsonLD    string
 }
 
 // UpdateSMTPConfigReq get smtp config request

internal/schema/template_schema.go

@@ -1,5 +1,7 @@
 package schema
 
+import "time"
+
 type Paginator struct {
 	Pages      []int
 	Totalpages int
@@ -7,3 +9,33 @@ type Paginator struct {
 	Nextpage   int
 	Currpage   int
 }
+
+type QAPageJsonLD struct {
+	Context    string `json:"@context"`
+	Type       string `json:"@type"`
+	MainEntity struct {
+		Type        string    `json:"@type"`
+		Name        string    `json:"name"`
+		Text        string    `json:"text"`
+		AnswerCount int       `json:"answerCount"`
+		UpvoteCount int       `json:"upvoteCount"`
+		DateCreated time.Time `json:"dateCreated"`
+		Author      struct {
+			Type string `json:"@type"`
+			Name string `json:"name"`
+		} `json:"author"`
+		SuggestedAnswer []*SuggestedAnswerItem `json:"suggestedAnswer"`
+	} `json:"mainEntity"`
+}
+
+type SuggestedAnswerItem struct {
+	Type        string    `json:"@type"`
+	Text        string    `json:"text"`
+	DateCreated time.Time `json:"dateCreated"`
+	UpvoteCount int       `json:"upvoteCount"`
+	URL         string    `json:"url"`
+	Author      struct {
+		Type string `json:"@type"`
+		Name string `json:"name"`
+	} `json:"author"`
+}

ui/template/header.html

@@ -10,9 +10,12 @@
     <link rel="manifest" href="/manifest.json"/>
     <link href="{{.cssPath}}" rel="stylesheet" />
     <!-- <script defer="defer" src="{{.scriptPath}}"></script> -->
+    {{if $.siteinfo.JsonLD }}{{ .siteinfo.JsonLD | templateHTML}}{{end}}
 </head>
 
 <body>
+
+
     <noscript>You need to enable JavaScript to run this app.</noscript>
     <div id="root">
         <nav id="header" class="sticky-top navbar navbar-expand-lg navbar-dark">