//
//  IAPManager.m
//  YuMi
//
//  Created by P on 2024/9/24.
//

#import "IAPManager.h"

#import "Api+Mine.h"
#import "YuMi-swift.h"
#import "RechargeStorage.h"

@interface IAPManager()

@property (nonatomic, copy) NSString *orderID;
@property (nonatomic, copy) NSString *transactionID;

@property (nonatomic, copy) void(^successPurchase)(void);
@property (nonatomic, copy) void(^failurePurchase)(NSError *error);
@property (nonatomic, copy) void(^contactCustomerService)(NSString *uid);

@end

@implementation IAPManager

+ (instancetype)sharedManager {
    static IAPManager *proxy;
    static dispatch_once_t onceToken;

    dispatch_once(&onceToken, ^{
        proxy = [[self alloc] init];
    });

    return proxy;
}

- (void)purchase:(NSString *)productId
         success:(void(^)(void))success
         failure:(void(^)(NSError *error))failure
       contactCS:(void(^)(NSString *uid))contactCS {

    self.successPurchase = success;
    self.failurePurchase = failure;
    self.contactCustomerService = contactCS;

    [self handleIAPState];
    [self requestAPPOrderData:productId];
}

- (void)handleSuccessPurchase {
    if (self.successPurchase) {
        @kWeakify(self);
        dispatch_async(dispatch_get_main_queue(), ^{
            @kStrongify(self);
            self.successPurchase();
        });
    }
}

- (void)handleFailurePurchase:(NSString *)errorMsg {
    if (self.failurePurchase) {
        @kWeakify(self);
        dispatch_async(dispatch_get_main_queue(), ^{
            @kStrongify(self);
            if (errorMsg.length == 0) {
                self.failurePurchase(nil);
            } else {
                self.failurePurchase([NSError errorWithDomain:errorMsg code:-1 userInfo:nil]);
            }
        });
    }
}

- (void)handleContactCS {
    @kWeakify(self);
    dispatch_async(dispatch_get_main_queue(), ^{
        @kStrongify(self);
        TTAlertConfig *config = [[TTAlertConfig alloc]init];
        config.title = YMLocalizedString(@"XPIAPRechargeViewController7");
        config.message = YMLocalizedString(@"XPIAPRechargeViewController8");
        TTAlertButtonConfig *confirmButtonConfig = [[TTAlertButtonConfig alloc]init];
        confirmButtonConfig.title = YMLocalizedString(@"XPIAPRechargeViewController9");
        UIImage *image = [UIImage gradientColorImageFromColors:@[UIColorFromRGB(0x13E2F5),UIColorFromRGB(0x9DB4FF),UIColorFromRGB(0xCC67FF)] gradientType:GradientTypeLeftToRight imgSize:CGSizeMake(200, 200)];
        confirmButtonConfig.backgroundColor = [UIColor colorWithPatternImage:image];
        confirmButtonConfig.cornerRadius = 38/2;
        config.confirmButtonConfig = confirmButtonConfig;

        @kWeakify(self);
        [TTPopup alertWithConfig:config confirmHandler:^{
            @kStrongify(self);
            [self loadCSUid];
        } cancelHandler:^{}];
    });
}

- (void)handleIAPState {
    if (@available(iOS 15.0, *)) {
        @kWeakify(self);
        [[PIIAPRegulate shared] setConditionBlock:^(enum StoreConditionResult state, NSDictionary<NSString *,id> * _Nullable param) {
            @kStrongify(self);
            switch (state) {
                case StoreConditionResultStart:
                    NSLog(@"~~~```~~~ Purchase started");
                    break;
                case StoreConditionResultPay:
                    NSLog(@"~~~```~~~ Processing payment");
                    break;
                case StoreConditionResultVerifiedServer:
                    NSLog(@"~~~```~~~ Verified by server");
                    [self handleIAPSuccess:param];
                    break;
                case StoreConditionResultUserCancelled:
                    NSLog(@"~~~```~~~ User cancelled purchase");
                    [self handleFailurePurchase:@""];
                    break;
                case StoreConditionResultNoProduct:
                    NSLog(@"~~~```~~~ No product found");
                    [self handleFailurePurchase:[NSString stringWithFormat:@"%@ No product found", YMLocalizedString(@"XPIAPRechargeViewController1")]];
                    break;
                case StoreConditionResultFailedVerification:
                    NSLog(@"~~~```~~~ Verification failed");
                    [self handleFailurePurchase:YMLocalizedString(@"XPIAPRechargeViewController1")];
                    break;
                case StoreConditionResultUnowned:
                    NSLog(@"~~~```~~~ Result Unowned");
                    [self handleFailurePurchase:YMLocalizedString(@"XPIAPRechargeViewController1")];
                    break;
                default:
                    [self handleFailurePurchase:YMLocalizedString(@"XPIAPRechargeViewController0")];
                    break;
            }
        }];
    }
}

// 生成后端订单
- (void)requestAPPOrderData:(NSString *)productId {
    if (@available(iOS 15.0, *)) {
        @kWeakify(self);
        [Api requestIAPRecharge:^(BaseModel * _Nullable data, NSInteger code, NSString * _Nullable msg) {
            @kStrongify(self);
            if (code == 200) {
                NSString *orderId = (NSString *)data.data[@"recordId"];
                NSString *uuid = (NSString *)data.data[@"appAccountToken"];
                [self requestIAPOrder:orderId
                            productID:productId
                                 uuid:uuid];
            } else if (code == 50000) {
                [self handleContactCS];
                [self handleFailurePurchase:@""];
            } else {
                [self handleFailurePurchase:msg];
            }
        }
                   chargeProdId:productId
                            uid:[AccountInfoStorage instance].getUid
                         ticket:[AccountInfoStorage instance].getTicket
                     deviceInfo:[YYUtility deviceID]
                       clientIp:[YYUtility ipAddress]];
    } else {
        [self handleFailurePurchase:YMLocalizedString(@"XPIAPRechargeViewController10")];
    }
}


// 获取客服 UID
- (void)loadCSUid {
    if (self.contactCustomerService) {
        [Api requestContactCustomerServiceCompletion:^(BaseModel * _Nullable data, NSInteger code, NSString * _Nullable msg) {
            if (code == 200) {
                NSString *uid = [NSString stringWithFormat:@"%@",data.data];
                self.contactCustomerService(uid);
            }
        }];
    }
}

// 开始进行内购，查询线上是否有对应 productID 的物品，如果有，会自动拉起付费弹窗（PIIAPRegulate - purchase）
- (void)requestIAPOrder:(NSString *)orderID productID:(NSString *)productID uuid:(NSString *)uuid {
    self.orderID = orderID;

    if (@available(iOS 15.0, *)) {
        @kWeakify(self);
        [[PIIAPRegulate shared] demandCommodityThingWithProductId:productID
                                                             uuid:uuid
                                                completionHandler:^(NSError * _Nullable error) {
            @kStrongify(self);
            if (error) {
                // 已在 ConditionBlock 中回调
            }
        }];
    }
}

// 处理内购付款成功
- (void)handleIAPSuccess:(NSDictionary *)param {
    self.transactionID = [param objectForKey:@"transactionId"];
    if (self.transactionID.length == 0) {
        [self handleFailurePurchase:YMLocalizedString(@"XPIAPRechargeViewController1")];
        return;
    }

    [self saveTransactionID];
    [self checkReceiptWithTransactionID];
}

// 内购付款成功后保存收据 id 到钥匙串
- (void)saveTransactionID {
    NSURL *receiptURL = [[NSBundle mainBundle] appStoreReceiptURL];
    NSData *receiptData = [NSData dataWithContentsOfURL:receiptURL];
    NSString *encodedReceipt = [receiptData base64EncodedStringWithOptions:NSDataBase64EncodingEndLineWithLineFeed];

    // 初始化字典并逐步填充
    NSMutableDictionary *receiptInfo = [NSMutableDictionary dictionary];

    // 使用通用方法添加字典键值对，减少冗余代码
    [self addValueIfNotNil:self.transactionID forKey:@"transactionId" toDictionary:receiptInfo];
    [self addValueIfNotNil:encodedReceipt forKey:@"receipt" toDictionary:receiptInfo];
    [self addValueIfNotNil:self.orderID forKey:@"orderId" toDictionary:receiptInfo];

    // 如果字典为空，直接返回
    if (receiptInfo.count == 0) {
        return;
    }

    // 保存数据到 RechargeStorage
    [RechargeStorage saveTranscationId:self.transactionID
                                recipt:[receiptInfo toJSONString]
                                   uid:[AccountInfoStorage instance].getUid];
}

// 通过苹果收据与后端订单进行验单与发货
// MARK: 必须等待结果
- (void)checkReceiptWithTransactionID {
    @kWeakify(self);
    [Api checkReceipt:^(BaseModel * _Nullable data, NSInteger code, NSString * _Nullable msg) {
        @kStrongify(self);
        if (code == 200) {
            [self handleSuccessPurchase];
            [self handleCheckReceiptSuccess];
        } else {
            // TODO: 重试逻辑
            [self handleFailurePurchase:msg];
            if (code == 1444) {
                // 参数异常
            }
        }
    }
            chooseEnv:@"true"
       chargeRecordId:self.orderID
        transcationId:self.transactionID
                  uid:[AccountInfoStorage instance].getUid
               ticket:[AccountInfoStorage instance].getTicket];
}

// 查找在缓存中的 transactionID 并处理
- (void)handleCheckReceiptSuccess {
    if (@available(iOS 15.0, *)) {
        @kWeakify(self);
        [[PIIAPRegulate shared] verifyBusinessAccomplishWithTransactionID:self.transactionID
                                                        completionHandler:^(BOOL success, NSError * _Nullable error) {
            @kStrongify(self);
            if (success) {
                // 移除全部缓存
                if ([RechargeStorage delegateTranscationId:self.transactionID
                                                       uid:[AccountInfoStorage instance].getUid]) {
                    self.orderID = @"";
                    self.transactionID = @"";
                }
            } else {
                // TODO: 补单
            }
        }];
    }
}

- (void)addValueIfNotNil:(id)value forKey:(NSString *)key toDictionary:(NSMutableDictionary *)dictionary {
    if (value != nil && key != nil) {
        dictionary[key] = value;
    }
}

#pragma mark - RETRY

@end