From 128c62fba23ed31c4a9b7cb18a19a5b759babb3b Mon Sep 17 00:00:00 2001
From: aakrem <akrem.abayed@gmail.com>
Date: Wed, 6 Jul 2022 13:03:14 +0200
Subject: [PATCH] exclude countries

---
 README.md                    |  1 +
 lib/country_code_picker.dart | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/README.md b/README.md
index f5b73030..954176db 100644
--- a/README.md
+++ b/README.md
@@ -154,6 +154,7 @@ Here is a list of properties available to customize your widget:
 |textOverflow| TextOverflow | the button text overflow behaviour |
 |dialogSize| Size | the size of the selection dialog |
 |countryFilter| List<String> | uses a list of strings to filter a sublist of countries |
+|excludeCountries| List<String> | uses a list of strings to exclude a sublist of countries |
 |showOnlyCountryWhenClosed| bool | if true it'll show only the country |
 |alignLeft| bool | aligns the flag and the Text to the left |
 |showFlag| bool | shows the flag everywhere |
diff --git a/lib/country_code_picker.dart b/lib/country_code_picker.dart
index c979e12b..40be298f 100644
--- a/lib/country_code_picker.dart
+++ b/lib/country_code_picker.dart
@@ -46,6 +46,9 @@ class CountryCodePicker extends StatefulWidget {
   /// used to customize the country list
   final List<String>? countryFilter;
 
+  /// used to exclude some countries
+  final List<String>? excludeCountries;
+
   /// shows the name of the country instead of the dialcode
   final bool showOnlyCountryWhenClosed;
 
@@ -112,6 +115,7 @@ class CountryCodePicker extends StatefulWidget {
     this.boxDecoration,
     this.comparator,
     this.countryFilter,
+    this.excludeCountries,
     this.hideSearch = false,
     this.showDropDownButton = false,
     this.dialogSize,
@@ -143,6 +147,20 @@ class CountryCodePicker extends StatefulWidget {
           .toList();
     }
 
+    if (excludeCountries != null && excludeCountries!.isNotEmpty) {
+      final uppercaseCustomList =
+          excludeCountries!.map((c) => c.toUpperCase()).toList();
+
+      final index = elements.indexWhere(((c) =>
+          uppercaseCustomList.contains(c.code) ||
+          uppercaseCustomList.contains(c.name) ||
+          uppercaseCustomList.contains(c.dialCode)));
+
+      if (index >= 0) {
+        elements.removeAt(index);
+      }
+    }
+
     return CountryCodePickerState(elements);
   }
 }