Repo created

iphone/Maps/UI/Editor/Cells/MWMEditorTextTableViewCell.m

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+#import "MWMEditorTextTableViewCell.h"
+#import "MWMEditorCommon.h"
+#import "UIImageView+Coloring.h"
+#import "SwiftBridge.h"
+static CGFloat const kErrorLabelDefaultTopSpace = 4.;
+
+@interface MWMEditorTextTableViewCell ()<UITextFieldDelegate>
+
+@property(weak, nonatomic) IBOutlet UIImageView * icon;
+@property(weak, nonatomic, readwrite) IBOutlet UITextField * textField;
+@property(weak, nonatomic) IBOutlet UILabel * errorLabel;
+
+@property(weak, nonatomic) IBOutlet NSLayoutConstraint * errorLabelTopSpace;
+@property(weak, nonatomic) IBOutlet NSLayoutConstraint * labelHeight;
+
+@property(weak, nonatomic) id<MWMEditorCellProtocol> delegate;
+
+@property(nonatomic) BOOL isValid;
+
+@end
+
+@implementation MWMEditorTextTableViewCell
+
+- (void)configWithDelegate:(id<MWMEditorCellProtocol>)delegate
+                      icon:(UIImage *)icon
+                      text:(NSString *)text
+               placeholder:(NSString *)placeholder
+              keyboardType:(UIKeyboardType)keyboardType
+            capitalization:(UITextAutocapitalizationType)capitalization
+{
+  [self configWithDelegate:delegate
+                      icon:icon
+                      text:text
+               placeholder:placeholder
+              errorMessage:nil
+                   isValid:YES
+              keyboardType:keyboardType
+            capitalization:capitalization];
+}
+
+- (void)configWithDelegate:(id<MWMEditorCellProtocol>)delegate
+                      icon:(UIImage *)icon
+                      text:(NSString *)text
+               placeholder:(NSString *)placeholder
+              errorMessage:(NSString *)errorMessage
+                   isValid:(BOOL)isValid
+              keyboardType:(UIKeyboardType)keyboardType
+            capitalization:(UITextAutocapitalizationType)capitalization
+{
+  self.delegate = delegate;
+  self.icon.image = icon;
+  [self.icon setStyleNameAndApply: @"MWMBlack"];
+  self.icon.hidden = (icon == nil);
+
+  self.textField.text = text;
+  self.textField.attributedPlaceholder = [[NSAttributedString alloc]
+      initWithString:placeholder
+          attributes:@{NSForegroundColorAttributeName : [UIColor blackHintText]}];
+  self.errorLabel.text = errorMessage;
+  self.textField.keyboardType = keyboardType;
+  self.textField.backgroundColor = UIColor.clearColor;
+  self.isValid = isValid;
+  self.textField.autocapitalizationType = capitalization;
+  [self processValidation];
+}
+
+- (void)processValidation
+{
+  if (self.isValid)
+  {
+    self.labelHeight.priority = UILayoutPriorityDefaultHigh;
+    self.errorLabelTopSpace.constant = 0.;
+    [self.contentView setStyleNameAndApply: @"Background"];
+  }
+  else
+  {
+    self.labelHeight.priority = UILayoutPriorityDefaultLow;
+    self.errorLabelTopSpace.constant = kErrorLabelDefaultTopSpace;
+    [self.contentView setStyleNameAndApply: @"ErrorBackground"];
+  }
+  [self layoutIfNeeded];
+}
+
+- (void)changeInvalidCellState
+{
+  if (self.isValid)
+    return;
+  self.isValid = YES;
+  [self processValidation];
+  [self.delegate tryToChangeInvalidStateForCell:self];
+}
+
+#pragma mark - UITextFieldDelegate
+
+- (BOOL)textField:(UITextField *)textField
+    shouldChangeCharactersInRange:(NSRange)range
+                replacementString:(NSString *)string
+{
+  [self changeInvalidCellState];
+  return YES;
+}
+
+- (BOOL)textFieldShouldClear:(UITextField *)textField
+{
+  [self changeInvalidCellState];
+  return YES;
+}
+
+- (void)textFieldDidEndEditing:(UITextField *)textField
+{
+  [self.delegate cell:self changedText:textField.text];
+}
+
+- (BOOL)textFieldShouldReturn:(UITextField *)textField
+{
+  [textField resignFirstResponder];
+  return YES;
+}
+
+@end