//
//  FKPurchaseCache.m
//  FirstLink
//
//  Created by ascii on 15/11/4.
//  Copyright © 2015年 FirstLink. All rights reserved.
//

#import "FKPurchaseCache.h"

@implementation FKPurchaseCache

- (BOOL)isVIP {
    if (self.userLevel == kUserLevelVIP) {
        return YES;
    }
    return NO;
}

- (long)getAllWeight {
    long perWeight = 0;
    if ([self.unitWeight isKindOfClass:[NSString class]]) {
        perWeight = self.unitWeight.integerValue;
    }
    return perWeight * [self getAllAmount];
}

- (long)getAllAmount {
    NSInteger allCount = 0;
    for (PindanSpecItem *item in self.specArray) {
        allCount += item.selectedAmount;
    }
    return allCount;
}

- (CGFloat)getTotalPrice {
    CGFloat allCount = 0;
    for (NSInteger i = 0; i < self.specArray.count; i++) {
        PindanSpecItem *item = self.specArray[i];
        CGFloat unitPrice = [self getSingleProductPriceForIndex:i];
        if ([self isVIP] && item.vipPrice.length > 0) {
            unitPrice = [self getSingleVipProductPriceForIndex:i];
        }
        CGFloat singleCount = item.selectedAmount * unitPrice;
        allCount += singleCount;
    }
    return allCount;
}

- (CGFloat)getSingleProductPriceForIndex:(NSInteger)index{
    PindanSpecItem *item = [self getSpecItemAtIndex:index];
    if (item) {
        CGFloat unitPrice = item.price.floatValue;
        CGFloat nationalPostage = self.internationalPostage.floatValue;
        return (unitPrice + nationalPostage) / 100.0f;
    }
    return 0;
}

- (CGFloat)getSingleVipProductPriceForIndex:(NSInteger)index {
    PindanSpecItem *item = [self getSpecItemAtIndex:index];
    if (item && item.vipPrice.length > 0) {
        CGFloat unitPrice = item.vipPrice.floatValue;
        CGFloat nationalPostage = self.internationalPostage.floatValue;
        return (unitPrice + nationalPostage) / 100.0f;
    }
    return 0;
}

- (NSAttributedString *)getTotalPriceString {
    NSString *string = [NSString stringWithFormat:@"￥%.2f", [self getTotalPrice]];
    NSMutableAttributedString *attM = [[NSMutableAttributedString alloc] initWithString:string];
    [attM addAttribute:NSForegroundColorAttributeName
                 value:UIColorFromRGB(0xff6362)
                 range:NSMakeRange(0, string.length)];
    return attM;
}

- (NSInteger)getRealAmountLimit {
    NSInteger limiteAmount = self.limiteAmount == 0 ? NSIntegerMax : self.limiteAmount;
    return limiteAmount;
}

- (NSInteger)getStockLimitAtIndex:(NSInteger)index{
    PindanSpecItem *item = [self getSpecItemAtIndex:index];
    if (item) {
        return [item.stock isKindOfClass:[NSString class]] ? item.stock.integerValue : NSIntegerMax;
    }
    return 0;
}

- (void)changeSpecAmount:(NSInteger)amount AtIndex:(NSInteger)index{
    PindanSpecItem *item = [self getSpecItemAtIndex:index];
    if (item) {
        item.selectedAmount = amount;
        if (amount == 0) [self deleteSpecAtIndex:index];
    }
}

- (PindanSpecItem *)getSpecItemAtIndex:(NSInteger)index{
    if (index >= 0 && index < self.specArray.count) {
        return self.specArray[index];
    }
    return nil;
}

- (void)deleteSpecAtIndex:(NSUInteger)index{
    if (index < self.specArray.count) {
        NSMutableArray *arrayM = [NSMutableArray arrayWithArray:self.specArray];
        [arrayM removeObjectAtIndex:index];
        self.specArray = arrayM;
    }
}

@end