add sample element paginator

controllers/themedemo.go

@@ -643,11 +643,13 @@ func Themecontent(c *core.Context) *core.Response {
 
 		// first, include all compoments
 		type templateData struct {
-			ContentTable       components.ContentTable
+			ContentTable         components.ContentTable
-			ContentTabledetail components.ContentTabledetail
+			ContentTabledetail   components.ContentTabledetail
-			ContentGraph       components.ContentGraph
+			ContentGraph         components.ContentGraph
-			FieldText          components.FormInput
+			FieldText            components.FormInput
-			FormSelectCityM    components.FormSelect
+			FormSelectCityM      components.FormSelect
+			Pagination           components.ContentPagination
+			ShouldShowPagination bool
 		}
 
 		// for select options
@@ -699,7 +701,7 @@ func Themecontent(c *core.Context) *core.Response {
 		var allTd [][]components.ContentTableTD
 		//var vals []components.ContentTableTD
 		// rows
-		for i := 1; i <= 10; i++ {
+		for i := 1; i <= 28; i++ {
 			vals := make([]components.ContentTableTD, len(allTh))
 			for b := 0; b < len(allTh)-2; b++ {
 				vals[b].Value = fmt.Sprintf("%s%d%d", "TD data: ", i, b)
@@ -718,6 +720,46 @@ func Themecontent(c *core.Context) *core.Response {
 			allTd = append(allTd, vals)
 		}
 
+		// Pagination demo
+		// start config
+		limit := 10
+		shouldShowPagination := false
+		pageViewTableOffset := 0
+		// Get the length of AllOptions
+		totalrecords := len(allTd)
+		// get current table offset
+		tpage := c.RequestParamExists("tpage")
+		if tpage {
+			pageViewTableOffset, _ = strconv.Atoi(c.GetRequestParam("tpage").(string))
+		}
+
+		// start default option paginator
+		var pagination components.ContentPagination
+		pagination.PageStartRecord = pageViewTableOffset + 1
+		pagination.PageEndRecord = 0
+		pagination.TotalRecords = 0
+		pagination.PrevLink = ""
+		pagination.NextLink = ""
+
+		// check current page
+		// fake function to emulate a query offset
+		newTd := getPaginatedPageViews(allTd, limit, pageViewTableOffset)
+
+		if len(newTd) > 0 {
+			pagination.TotalRecords = totalrecords
+			pagination.PageStartRecord = pageViewTableOffset + 1
+			pagination.PageEndRecord = pageViewTableOffset + len(newTd)
+			shouldShowPagination = totalrecords > limit
+		}
+
+		if shouldShowPagination && pageViewTableOffset != 0 {
+			pagination.PrevLink = fmt.Sprintf("/themecontent?tpage=%d", pageViewTableOffset-limit)
+		}
+
+		if shouldShowPagination && pageViewTableOffset+limit < totalrecords {
+			pagination.NextLink = fmt.Sprintf("/themecontent?tpage=%d", pageViewTableOffset+limit)
+		}
+
 		// for td items in table detail
 		var allTdetail []components.ContentTabledetailTD
 		// table detail
@@ -772,7 +814,7 @@ func Themecontent(c *core.Context) *core.Response {
 			ContentTable: components.ContentTable{
 				ID:    "table_demo",
 				AllTH: allTh,
-				AllTD: allTd,
+				AllTD: newTd,
 			},
 			ContentTabledetail: components.ContentTabledetail{
 				ID:        "table_demodetail",
@@ -785,6 +827,8 @@ func Themecontent(c *core.Context) *core.Response {
 				Labels: "Berlin|Paris|Venecia",
 				Values: valuesgraph,
 			},
+			Pagination:           pagination,
+			ShouldShowPagination: shouldShowPagination,
 		}
 
 		return c.Response.Template("custom_theme_contentpage.html", tmplData)
@@ -797,3 +841,23 @@ func Themecontent(c *core.Context) *core.Response {
 	}
 
 }
+
+func getPaginatedPageViews(values [][]components.ContentTableTD, limit int, offset int) [][]components.ContentTableTD {
+
+	// Validate the offset and adjust if necessary
+	if offset < 0 {
+		offset = 0 // Ensure offset is not negative
+	} else if offset >= len(values) {
+		var emptytd [][]components.ContentTableTD
+		return emptytd
+	}
+
+	// Calculate the end index (limit the slice to the size of the array)
+	end := offset + limit
+	if end > len(values) {
+		end = len(values) // Ensure end doesn't exceed the length of the array
+	}
+
+	return values[offset:end] // Slice the array
+
+}

storage/templates/custom_theme_contentpage.html

@@ -7,6 +7,9 @@
         <legend>Content demos</legend>
         <div class="row">
         {{template "content_table" .ContentTable}} 
+        {{if .ShouldShowPagination}}
+            {{template "content_pagination" .Pagination}}
+        {{end}}        
         </div>
         <div class="row">
           <div class="col-lg-6">