EmailMessage+CoreDataClass.m

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//
//  EmailMessage+CoreDataClass.m
//  TodaysMenu
//
//  Created by Don Zeek on 6/7/18.
//  Copyright © 2018 net.dzeek.y2015.ios.portfolio. All rights reserved.
//
//

#import "EmailMessage+CoreDataClass.h"

@implementation EmailMessage

//+ (EmailMessage *) findEmailMessageWithKey:(NSString *)randomkey context:(NSManagedObjectContext *)moc
//{
//    NSArray *dupDoctorN = [self emailMessageWithKey:randomkey context:moc];
//    EmailMessage *result = [dupDoctorN lastObject];
//    if (result) {
//        NSLog(@"EmailMessageAccess.findOrCreate: Reuse EmailMessage with randomkey: %@  name: %@", randomkey, [result subject]);
//    }
//    return result;
//}
// + (EmailMessage *) findOrCreateEmailMessageWithRandomkey:(NSString *)key context:(NSManagedObjectContext *)moc
// {
//     NSArray *dupDoctorN = [self emailMessageWithKey:key context:moc];
//     EmailMessage *result = [dupDoctorN lastObject];
//     if (result) {
//         NSLog(@"EmailMessageAccess.findOrCreate: Reuse EmailMessage with randomkey: %@  name: %@", key, [result subject]);
//     } else {
//         NSLog(@"EmailMessageAccess.findOrCreate: Create new EmailMessage with randomkey: %@", key);
//         result = [NSEntityDescription insertNewObjectForEntityForName:@"EmailMessage" inManagedObjectContext:moc];
//         NSAssert(result, @"EmailMessage insert failed");
//         result.randomkey = key;
//     }
//     return result;
// }
// + (EmailMessage *) findOrCreateEmailMessageWithUID:(NSNumber *)uidkey context:(NSManagedObjectContext *)moc
// {
//     NSArray *dupDoctorN = [self eMsgWithUID:uidkey context:moc];
//     EmailMessage *result = [dupDoctorN lastObject];
//     if (result) {
//         NSLog(@"EmailMessageAccess.findOrCreate: Reuse EmailMessage with UID: %@  name: %@", uidkey, [result subject]);
//     } else {
//         NSLog(@"EmailMessageAccess.findOrCreate: Create new EmailMessage with UID: %@", uidkey);
//         result = [NSEntityDescription insertNewObjectForEntityForName:@"EmailMessage" inManagedObjectContext:moc];
//         NSAssert(result, @"EmailMessage insert failed");
//         result.uid = uidkey;
//     }
//     return result;
// 
// }
+ (EmailMessage *) findOrCreateEmailMessageWithFileIdentification:(NSString *)googlefileid
                                          context:(NSManagedObjectContext *) moc
{
    NSArray *dupDoctorN = [self emailMessageWithFileid:googlefileid context:moc];
    EmailMessage *result = [dupDoctorN lastObject];
    if (result) {
        NSLog(@"EmailMessageAccess.EmailMessageWithFileIdent: Reuse EmailMessage with file-ident: %@  name: %@", googlefileid, [result subject]);
    } else {
        NSLog(@"EmailMessageAccess.EmailMessageWithFileIdent: Create new EmailMessage with file-ident: %@", googlefileid);
        result = [NSEntityDescription insertNewObjectForEntityForName:@"EmailMessage" inManagedObjectContext:moc];
        NSAssert(result, @"EmailMessage insert failed");
        result.remoteUniqueIID = googlefileid;
    }
    return result;
}

+ (Boolean) deleteEmailMessageWithFileIdentification:(NSString *)googlefileid
                                          context:(NSManagedObjectContext *) moc
{
    Boolean ret = NO;
    if (nil == googlefileid) {
        NSLog(@"MenuItemAccess.emailMessageWithKey: ERROR: nil googlefileid at MenuItem.emailMessageWithFileid");
        return NO;
    }
    NSManagedObjectModel *mom = moc.persistentStoreCoordinator.managedObjectModel;
    
    NSFetchRequest *emailKeyFetchRequest =
    [mom fetchRequestFromTemplateWithName:@"EmailMessageByFileId" substitutionVariables:@{@"x" : googlefileid} ];
    
    emailKeyFetchRequest.fetchBatchSize = 1;
    

    NSError *error = nil;
    NSArray *results = [moc executeFetchRequest:emailKeyFetchRequest error:&error];
    if (!results) {
        NSLog(@"ERROR/EmailMessage+CoreData.deleteEmailMessageWithFileIdentification: error.localizedDescription: %@", [error localizedDescription]);
        ret = NO;
    }
    
    for (NSManagedObject *mobj in results) {
        [moc deleteObject:mobj];
        NSError *error;
        if (![moc save:&error]) {
            NSLog(@"ERROR/EmailMessage+CoreData.deleteEmailMessageWithFileIdentification: %@", [error description]);
            ret = NO;
        } else {
            ret = YES;
        }
    }
    return ret;
}

+ (NSArray *) eMsgWithUID:(NSNumber *)uidkey context:(NSManagedObjectContext *)moc
{
    if (nil == uidkey) {
        NSLog(@"ERROR: nil randomkey at EmailMessage.eMsgWithUID");
        return nil;
    }
    NSManagedObjectModel *mom = moc.persistentStoreCoordinator.managedObjectModel;
    
    NSFetchRequest *emailMessageKeyFetchRequest =
    [mom fetchRequestFromTemplateWithName:@"EmailMessageByUID" substitutionVariables:@{@"x" : uidkey} ];
    
    emailMessageKeyFetchRequest.fetchBatchSize = 1;
    
    NSError *error = nil;
    NSArray *results = [moc executeFetchRequest:emailMessageKeyFetchRequest error:&error];
    if (!results) {
        NSLog(@"EmailMessageAccess.eMsgWithUID: error.localizedDescription: %@", [error localizedDescription]);
    }
    
    return results;
}
+ (NSArray *) emailMessageWithKey:(NSString *)randomkey context:(NSManagedObjectContext *)moc
{
    if (nil == randomkey) {
        // NSLog(@"ERROR: nil randomkey at MenuItem.emailMessageWithKey");
        return nil;
    }
    NSManagedObjectModel *mom = moc.persistentStoreCoordinator.managedObjectModel;
    
    NSFetchRequest *emailMessageKeyFetchRequest =
    [mom fetchRequestFromTemplateWithName:@"EmailMessageByKey" substitutionVariables:@{@"x" : randomkey} ];
    
    emailMessageKeyFetchRequest.fetchBatchSize = 1;
    
    NSError *error = nil;
    NSArray *results = [moc executeFetchRequest:emailMessageKeyFetchRequest error:&error];
    if (!results) {
        NSLog(@"MenuItemAccess.emailMessageWithKey: error.localizedDescription: %@", [error localizedDescription]);
    }
    
    return results;
}

+ (NSArray *) emailMessageWithFileid:(NSString *)googlefileid context:(NSManagedObjectContext *)moc
{
    if (nil == googlefileid) {
        NSLog(@"MenuItemAccess.emailMessageWithKey: ERROR: nil googlefileid at MenuItem.emailMessageWithFileid");
        return nil;
    }
    NSManagedObjectModel *mom = moc.persistentStoreCoordinator.managedObjectModel;
    
    NSFetchRequest *emailKeyFetchRequest =
    [mom fetchRequestFromTemplateWithName:@"EmailMessageByFileId" substitutionVariables:@{@"x" : googlefileid} ];
    
    emailKeyFetchRequest.fetchBatchSize = 1;
    
    NSError *error = nil;
    NSArray *results = [moc executeFetchRequest:emailKeyFetchRequest error:&error];
    if (!results) {
        NSLog(@"%@", error.localizedDescription);
    }
    
    return results;
}
@end