//
//  XLFormInlineSelectorCell.m
//  XLForm ( https://github.com/xmartlabs/XLForm )
//
//  Copyright (c) 2015 Xmartlabs ( http://xmartlabs.com )
//
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#import "XLForm.h"
#import "XLFormInlineSelectorCell.h"

@interface XLFormInlineSelectorCell()

@end

@implementation XLFormInlineSelectorCell
{
    UIColor * _beforeChangeColor;
}

- (BOOL)canBecomeFirstResponder
{
    return YES;
}

-(BOOL)becomeFirstResponder
{
    if (self.isFirstResponder){
        return [super becomeFirstResponder];
    }
    _beforeChangeColor = self.detailTextLabel.textColor;
    BOOL result = [super becomeFirstResponder];
    if (result){
        XLFormRowDescriptor * inlineRowDescriptor = [XLFormRowDescriptor formRowDescriptorWithTag:nil rowType:[XLFormViewController inlineRowDescriptorTypesForRowDescriptorTypes][self.rowDescriptor.rowType]];
        UITableViewCell<XLFormDescriptorCell> * cell = [inlineRowDescriptor cellForFormController:self.formViewController];
        NSAssert([cell conformsToProtocol:@protocol(XLFormInlineRowDescriptorCell)], @"inline cell must conform to XLFormInlineRowDescriptorCell");
        UITableViewCell<XLFormInlineRowDescriptorCell> * inlineCell = (UITableViewCell<XLFormInlineRowDescriptorCell> *)cell;
        inlineCell.inlineRowDescriptor = self.rowDescriptor;
        [self.rowDescriptor.sectionDescriptor addFormRow:inlineRowDescriptor afterRow:self.rowDescriptor];
        [self.formViewController ensureRowIsVisible:inlineRowDescriptor];
    }
    return result;
}

-(BOOL)resignFirstResponder
{
    if (![self isFirstResponder]) {
        return [super resignFirstResponder];
    }
    NSIndexPath * selectedRowPath = [self.formViewController.form indexPathOfFormRow:self.rowDescriptor];
    NSIndexPath * nextRowPath = [NSIndexPath indexPathForRow:selectedRowPath.row + 1 inSection:selectedRowPath.section];
    XLFormRowDescriptor * nextFormRow = [self.formViewController.form formRowAtIndex:nextRowPath];
    XLFormSectionDescriptor * formSection = [self.formViewController.form.formSections objectAtIndex:nextRowPath.section];
    BOOL result = [super resignFirstResponder];
    if (result) {
        [formSection removeFormRow:nextFormRow];
    }
    return result;
}


#pragma mark - XLFormDescriptorCell

-(void)configure
{
    [super configure];
}

-(void)update
{
    [super update];
    self.accessoryType = UITableViewCellAccessoryNone;
    self.editingAccessoryType = UITableViewCellAccessoryNone;
    [self.textLabel setText:self.rowDescriptor.title];
    self.selectionStyle = self.rowDescriptor.isDisabled ? UITableViewCellSelectionStyleNone : UITableViewCellSelectionStyleDefault;
    self.textLabel.text = [NSString stringWithFormat:@"%@%@", self.rowDescriptor.title, self.rowDescriptor.required && self.rowDescriptor.sectionDescriptor.formDescriptor.addAsteriskToRequiredRowsTitle ? @"*" : @""];
    self.detailTextLabel.text = [self valueDisplayText];
}

-(BOOL)formDescriptorCellCanBecomeFirstResponder
{
    return !(self.rowDescriptor.isDisabled);
}

-(BOOL)formDescriptorCellBecomeFirstResponder
{

    if ([self isFirstResponder]){
        [self resignFirstResponder];
        return NO;
    }
    return [self becomeFirstResponder];
}

-(void)formDescriptorCellDidSelectedWithFormController:(XLFormViewController *)controller
{
    [controller.tableView deselectRowAtIndexPath:[controller.form indexPathOfFormRow:self.rowDescriptor] animated:YES];
}

-(void)highlight
{
    [super highlight];
    self.detailTextLabel.textColor = self.tintColor;
}

-(void)unhighlight
{
    [super unhighlight];
    self.detailTextLabel.textColor = _beforeChangeColor;
}

#pragma mark - Helpers

-(NSString *)valueDisplayText
{
	if ([self.rowDescriptor.rowType isEqualToString:XLFormRowDescriptorTypeMultipleSelector] || [self.rowDescriptor.rowType isEqualToString:XLFormRowDescriptorTypeMultipleSelectorPopover]){
		if (!self.rowDescriptor.value || [self.rowDescriptor.value count] == 0){
			return self.rowDescriptor.noValueDisplayText;
		}
		if (self.rowDescriptor.valueTransformer){
			NSAssert([self.rowDescriptor.valueTransformer isSubclassOfClass:[NSValueTransformer class]], @"valueTransformer is not a subclass of NSValueTransformer");
			NSValueTransformer * valueTransformer = [self.rowDescriptor.valueTransformer new];
			NSString * tranformedValue = [valueTransformer transformedValue:self.rowDescriptor.value];
			if (tranformedValue){
				return tranformedValue;
			}
		}
		NSMutableArray * descriptionArray = [NSMutableArray arrayWithCapacity:[self.rowDescriptor.value count]];
		for (id option in self.rowDescriptor.selectorOptions) {
			NSArray * selectedValues = self.rowDescriptor.value;
			if ([selectedValues formIndexForItem:option] != NSNotFound){
				if (self.rowDescriptor.valueTransformer){
					NSAssert([self.rowDescriptor.valueTransformer isSubclassOfClass:[NSValueTransformer class]], @"valueTransformer is not a subclass of NSValueTransformer");
					NSValueTransformer * valueTransformer = [self.rowDescriptor.valueTransformer new];
					NSString * tranformedValue = [valueTransformer transformedValue:option];
					if (tranformedValue){
						[descriptionArray addObject:tranformedValue];
					}
				}
				else{
					[descriptionArray addObject:[option displayText]];
				}
			}
		}
		return [descriptionArray componentsJoinedByString:@", "];
	}
	if (!self.rowDescriptor.value){
		return self.rowDescriptor.noValueDisplayText;
	}
	if (self.rowDescriptor.valueTransformer){
		NSAssert([self.rowDescriptor.valueTransformer isSubclassOfClass:[NSValueTransformer class]], @"valueTransformer is not a subclass of NSValueTransformer");
		NSValueTransformer * valueTransformer = [self.rowDescriptor.valueTransformer new];
		NSString * tranformedValue = [valueTransformer transformedValue:self.rowDescriptor.value];
		if (tranformedValue){
			return tranformedValue;
		}
	}
	return [self.rowDescriptor.value displayText];
}



@end