From e22ef81457d908ccc2ae35d4bac201e9ec19c881 Mon Sep 17 00:00:00 2001
From: Ayrat Badykov <ayratin555@gmail.com>
Date: Wed, 24 Apr 2019 15:42:43 +0300
Subject: [PATCH] add page number

---
 .../controllers/address_controller.ex         | 20 ++++++++++++++++---
 .../templates/address/index.html.eex          |  2 ++
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/apps/block_scout_web/lib/block_scout_web/controllers/address_controller.ex b/apps/block_scout_web/lib/block_scout_web/controllers/address_controller.ex
index 6f834034cf..3d43ed7054 100644
--- a/apps/block_scout_web/lib/block_scout_web/controllers/address_controller.ex
+++ b/apps/block_scout_web/lib/block_scout_web/controllers/address_controller.ex
@@ -15,13 +15,24 @@ defmodule BlockScoutWeb.AddressController do
 
     {addresses_page, next_page} = split_list_by_page(addresses)
 
+    cur_page_number =
+      cond do
+        !params["prev_page_number"] -> 1
+        params["next_page"] -> String.to_integer(params["prev_page_number"]) + 1
+        params["prev_page"] -> String.to_integer(params["prev_page_number"]) - 1
+      end
+
     next_page_path =
       case next_page_params(next_page, addresses_page, params) do
         nil ->
           nil
 
         next_page_params ->
-          next_params = Map.put(next_page_params, "prev_page_path", cur_page_path(conn, params))
+          next_params =
+            next_page_params
+            |> Map.put("prev_page_path", cur_page_path(conn, params))
+            |> Map.put("next_page", true)
+            |> Map.put("prev_page_number", cur_page_number)
 
           address_path(
             conn,
@@ -37,7 +48,8 @@ defmodule BlockScoutWeb.AddressController do
       exchange_rate: Market.get_exchange_rate(Explorer.coin()) || Token.null(),
       total_supply: Chain.total_supply(),
       next_page_path: next_page_path,
-      prev_page_path: params["prev_page_path"]
+      prev_page_path: params["prev_page_path"],
+      cur_page_number: cur_page_number
     )
   end
 
@@ -54,10 +66,12 @@ defmodule BlockScoutWeb.AddressController do
   end
 
   defp cur_page_path(conn, %{"hash" => _hash, "fetched_coin_balance" => _balance} = params) do
+    new_params = Map.put(params, "next_page", false)
+
     address_path(
       conn,
       :index,
-      params
+      new_params
     )
   end
 
diff --git a/apps/block_scout_web/lib/block_scout_web/templates/address/index.html.eex b/apps/block_scout_web/lib/block_scout_web/templates/address/index.html.eex
index 535b732f44..ff84c71c05 100644
--- a/apps/block_scout_web/lib/block_scout_web/templates/address/index.html.eex
+++ b/apps/block_scout_web/lib/block_scout_web/templates/address/index.html.eex
@@ -8,6 +8,8 @@
         <%= gettext " addresses of" %>
         <%= Cldr.Number.to_string!(@address_count, format: "#,###") %>
         <%= gettext "total addresses with a balance" %>
+        <%= gettext " (page" %>
+        <%= Cldr.Number.to_string!(@cur_page_number, format: "#,###)") %>
 
         <%= if @next_page_path do %>
           <a href="<%= "#{@next_page_path}" %>" class="button button-secondary button-small float-right mt-0 ml-1">