#185 preventing bp suggestion tool to work under read only mode

GanjooRazor/Pages/Bp.cshtml

@@ -36,6 +36,17 @@
 <body>
     <div id="fa">
         <div class="poem">
+            @if (Model.ReadOnlyMode)
+            {
+                <div class="width-100per">
+                    <div class="width-100per text-align-center">
+                        <p class="alert-text">
+                            امکان پیشنهاد قطعه موقتا به دلیل تغییرات سایت و یا انتقال سرور وجود ندارد. لطفاً ساعاتی دیگر مجدداً تلاش کنید.
+                        </p>
+                    </div>
+                </div>
+            }
+            else
             @if (Model.PoemId == 0)
             {
                 <div class="width-100per">
@@ -47,7 +58,7 @@
                 </div>
             }
             else
-       if (!Model.LoggedIn)
+      if (!Model.LoggedIn)
             {
                 <div class="width-100per">
                     <div class="width-100per text-align-center">

GanjooRazor/Pages/Bp.cshtml.cs

@@ -5,6 +5,7 @@ using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.ModelBinding;
 using Microsoft.AspNetCore.Mvc.RazorPages;
 using Microsoft.AspNetCore.Mvc.ViewFeatures;
+using Microsoft.Extensions.Configuration;
 using Newtonsoft.Json;
 using RMuseum.Models.Ganjoor;
 using RMuseum.Models.Ganjoor.ViewModels;
@@ -25,13 +26,20 @@ namespace GanjooRazor.Pages
         /// </summary>
         private readonly HttpClient _httpClient;
 
+        /// <summary>
+        /// configuration
+        /// </summary>
+        private readonly IConfiguration Configuration;
+
         /// <summary>
         /// constructor
         /// </summary>
         /// <param name="httpClient"></param>
-        public BpModel(HttpClient httpClient)
+        /// <param name="configuration"></param>
+        public BpModel(HttpClient httpClient, IConfiguration configuration)
         {
             _httpClient = httpClient;
+            Configuration = configuration;
         }
 
         /// <summary>
@@ -60,6 +68,17 @@ namespace GanjooRazor.Pages
         /// </summary>
         public int InsertedSongId { get; set; }
 
+        /// <summary>
+        /// readonly mode
+        /// </summary>
+        public bool ReadOnlyMode
+        {
+            get
+            {
+                return bool.Parse(Configuration["ReadOnlyMode"]);
+            }
+        }
+
         /// <summary>
         /// suggested (unapproved) songs
         /// </summary>