Add paginator to advertiser transactions and fix tests

panel/handlers/advertiserhandler.go

@@ -16,16 +16,17 @@ import (
 )
 
 const (
-	INTBASE  = 10
-	INTBIT32 = 32
-	INTBIT64 = 64
+	INTBASE      = 10
+	INTBIT32     = 32
+	INTBIT64     = 64
+	itemsPerPage = 4
 )
 
 func AdvertiserPanel(c *gin.Context) {
 	advertiserUserName := c.Param("username")
 
 	var advertiser models.Advertiser
-	result := database.DB.Preload("Ads").Preload("Transactions").Where("username = ?", advertiserUserName).First(&advertiser)
+	result := database.DB.Preload("Ads").Where("username = ?", advertiserUserName).First(&advertiser)
 	if result.Error != nil {
 		if result.Error == gorm.ErrRecordNotFound {
 			fmt.Printf("No advertiser found with username %s, creating a new one.\n", advertiserUserName)
@@ -46,11 +47,30 @@ func AdvertiserPanel(c *gin.Context) {
 		}
 	}
 
+	// Pagination logic
+	pageStr := c.DefaultQuery("page", "1")
+	page, err := strconv.Atoi(pageStr)
+	if err != nil || page < 1 {
+		page = 1
+	}
+
+	var totalTransactions int64
+	database.DB.Model(&models.Transaction{}).Where("customer_id = ? AND customer_type = ?", advertiser.ID, models.Customer_Advertiser).Count(&totalTransactions)
+	totalPages := int((totalTransactions + itemsPerPage - 1) / itemsPerPage)
+
+	var transactions []models.Transaction
+	database.DB.Model(&models.Transaction{}).Where("customer_id = ? AND customer_type = ?", advertiser.ID, models.Customer_Advertiser).
+		Offset((page - 1) * itemsPerPage).
+		Limit(itemsPerPage).
+		Find(&transactions)
+
 	c.HTML(http.StatusOK, "advertiser_panel.html", gin.H{
 		"Balance":      advertiser.Balance,
 		"Ads":          advertiser.Ads,
 		"Username":     advertiserUserName,
-		"Transactions": advertiser.Transactions,
+		"Transactions": transactions,
+		"TotalPages":   totalPages,
+		"CurrentPage":  page + 1,
 	})
 }
 

panel/handlers/advertiserhandler_test.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	"html/template"
 	"io"
 	"mime/multipart"
 	"net/http"
@@ -48,6 +49,19 @@ func TestSequentialTests(t *testing.T) {
 func TestAdvertiserPanel(t *testing.T) {
 	// Initialize a new Gin router
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.LoadHTMLGlob("../templates/*")
 	r.GET("/advertiser/:username/panel", AdvertiserPanel)
 
@@ -73,6 +87,19 @@ func TestAdvertiserPanel(t *testing.T) {
 // TestAddFunds tests the AddFunds handler
 func testAddFunds(t *testing.T) {
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.POST("/advertiser/:username/add-funds", AddFunds)
 
 	// Create a test advertiser
@@ -108,6 +135,19 @@ func testAddFunds(t *testing.T) {
 // TestCreateAd tests the CreateAd handler
 func testCreateAd(t *testing.T) {
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.POST("/advertiser/:username/create-ad", CreateAd)
 
 	// Create a test advertiser
@@ -158,6 +198,19 @@ func testCreateAd(t *testing.T) {
 // TestToggleAd tests the ToggleAd handler
 func TestToggleAd(t *testing.T) {
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.POST("/advertiser/:username/toggle-ad", ToggleAd)
 
 	// Create a test advertiser and ad
@@ -203,6 +256,19 @@ func TestToggleAd(t *testing.T) {
 // TestAdReport tests the AdReport handler
 func TestAdReport(t *testing.T) {
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.LoadHTMLGlob("../templates/*")
 	r.GET("/advertiser/ad-report/:id", AdReport)
 
@@ -245,6 +311,19 @@ func TestAdReport(t *testing.T) {
 // TestHandleEditAd tests the HandleEditAd handler
 func testHandleEditAd(t *testing.T) {
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.POST("/advertiser/:username/edit-ad", HandleEditAd)
 
 	// Create a test advertiser and ad

panel/handlers/publisherhandler_test.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	"html/template"
 	"net/http"
 	"net/http/httptest"
 	"net/url"
@@ -22,7 +23,21 @@ import (
 func testPublisherPanel(t *testing.T) {
 	os.Setenv("YEKTANET_PORTION", "20")
 	r := gin.Default()
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 	r.LoadHTMLGlob("../templates/*")
+
 	r.GET("/publisher/:username/panel", PublisherPanel)
 
 	// Test Case 1: Existing Publisher

panel/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"html/template"
 	"log"
 	"os"
 	"strconv"
@@ -36,6 +37,19 @@ func main() {
 		AllowAllOrigins: true,
 	}))
 	r.Use(grafana.PrometheusMiddleware())
+	r.SetFuncMap(template.FuncMap{
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"until": func(count int) []int {
+			var i int
+			var items []int
+			for i = 0; i < count; i++ {
+				items = append(items, i)
+			}
+			return items
+		},
+	})
 
 	r.GET("/metrics", gin.WrapH(promhttp.Handler()))
 	r.LoadHTMLGlob("templates/*")

panel/static/css/styles-advertiser.css

@@ -88,4 +88,39 @@ button:hover {
 
 .transactions-table td {
     vertical-align: middle;
-}
+}
+
+.pagination {
+    margin: 20px 0;
+    text-align: center;
+}
+
+.pagination ul {
+    list-style-type: none;
+    padding: 0;
+    display: inline-block;
+}
+
+.pagination li {
+    display: inline;
+    margin-right: 5px;
+}
+
+.pagination li a {
+    text-decoration: none;
+    padding: 8px 12px;
+    background-color: #f4f4f4;
+    color: #333;
+    border: 1px solid #ddd;
+    border-radius: 3px;
+}
+
+.pagination li.active a {
+    background-color: #333;
+    color: #fff;
+    border-color: #333;
+}
+
+.pagination li a:hover {
+    background-color: #ddd;
+}

panel/templates/advertiser_panel.html

@@ -54,6 +54,18 @@ <h3>Transactions</h3>
                     {{ end }}
                 </tbody>
             </table>
+
+            <div class="pagination">
+                {{ if gt .TotalPages 1 }}
+                    <ul>
+                        {{ range $i := until .TotalPages }}
+                            <li class="{{ if eq (add $i 2) $.CurrentPage }}active{{ end }}">
+                                <a href="?page={{ add $i 1 }}">{{ add $i 1 }}</a>
+                            </li>
+                        {{ end }}
+                    </ul>
+                {{ end }}
+            </div>
         </div>
 
         <div class="ad-list">
@@ -96,4 +108,4 @@ <h4>Edit Ad</h4>
     </script>
 </body>
 
-</html>
+</html>