Initial commit

2017-08-15 16:59:01 +08:00
commit bdc83e07ef
5766 changed files with 423223 additions and 0 deletions
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+//
+//  UMComDataController.m
+//  UMCommunity
+//
+//  Created by umeng on 16/4/29.
+//  Copyright © 2016年 Umeng. All rights reserved.
+//
+
+#import "UMComListDataController.h"
+#import <UMCommunitySDK/UMComDataTypeDefine.h>
+
+@implementation UMComListDataController
+@synthesize haveNextPage = _haveNextPage;
+
+@synthesize dataArray = _dataArray;
+
+- (instancetype)init
+{
+    self = [super init];
+    if (self) {
+        self.dataArray = [NSMutableArray array];
+        self.count = UMCom_Limit_Page_Count;
+    }
+    return self;
+}
+
+ (UMComListDataController *)dataControllerWithCount:(NSInteger)count
+{
+    UMComListDataController *dataController = [[[self class] alloc] initWithCount:count];
+    return dataController;
+}
+
+- (instancetype)initWithCount:(NSInteger)count
+{
+    self = [self init];
+    if (self) {
+        if (count > 0) {
+            self.count = count;
+        }else{
+            self.count = UMCom_Limit_Page_Count;
+        }
+    }
+    return self;
+}
+
+- (instancetype)initWithRequestType:(UMComPageRequestType)requestType count:(NSInteger)count
+{
+    self = [self init];
+    if (self) {
+        self.pageRequestType = requestType;
+        self.count = count;
+    }
+    return self;
+}
+
+- (void)setDataArray:(NSMutableArray *)dataArray
+{
+    _dataArray = dataArray;
+}
+
+- (NSMutableArray *)dataArray
+{
+    if (!_dataArray) {
+        _dataArray = [[NSMutableArray alloc] init];
+    }
+    return _dataArray;
+}
+
+- (void)setHaveNextPage:(BOOL)haveNextPage
+{
+    _haveNextPage = haveNextPage;
+}
+
+- (BOOL)haveNextPage
+{
+    _haveNextPage = ([self.nextPageUrl isKindOfClass:[NSString class]] &&self.nextPageUrl.length > 0);
+    return _haveNextPage;
+}
+
+
+/**
+ *请求第一页数据
+ */
+- (void)refreshNewDataCompletion:(UMComDataListRequestCompletion)completion
+{
+}
+
+/**
+ *请求下一页数据
+ */
+- (void)loadNextPageDataWithCompletion:(UMComDataListRequestCompletion)completion
+{
+    __weak typeof(self) weakSelf = self;
+    [[UMComDataRequestManager defaultManager] fetchNextPageWithNextPageUrl:self.nextPageUrl pageRequestType:self.pageRequestType completion:^(NSDictionary *responseObject, NSError *error) {
+        [weakSelf handleNextPageData:responseObject error:error completion:completion];
+    }];
+}
+
+
+-(void)fetchLocalDataWithCompletion:(UMComDataListRequestCompletion)localfetchcompletion
+{
+    __weak typeof(self) weakSelf = self;
+    [[UMComDataBaseManager shareManager] fetchASyncWithType:g_relatedIDTableTypeFromPageRequestType(self.pageRequestType) withCompleteBlock:^(NSArray* dataArray, NSError * error) {
+        [weakSelf handleLocalData:dataArray error:error completion:localfetchcompletion];
+    }];
+}
+
+-(void)saveLocalDataWithDataArray:(NSArray*)dataArray
+{
+    [[UMComDataBaseManager shareManager]  saveRelatedIDTableWithType:g_relatedIDTableTypeFromPageRequestType(self.pageRequestType) withUMComModelObjects:dataArray];
+}
+
+- (void)handleLocalData:(NSArray *)data error:(NSError *)error completion:(UMComDataListRequestCompletion)completion
+{
+    self.haveNextPage = NO;
+    self.canVisitNextPage = NO;
+    self.nextPageUrl = nil;
+    [self.dataArray removeAllObjects];
+    if ([data isKindOfClass:[NSArray class]] && data.count >0) {
+        [self.dataArray addObjectsFromArray:data];
+    }
+    if (completion) {
+        completion(data, error);
+    }
+}
+
+- (void)handleNewData:(NSDictionary *)data error:(NSError *)error completion:(UMComDataListRequestCompletion)completion
+{
+    if (![data isKindOfClass:[NSDictionary class]] || error) {
+        if (completion) {
+            completion(nil, error);
+        }
+        return;
+    }
+    if (!self.dataArray) {
+        self.dataArray = [NSMutableArray array];
+    }else{
+        [self.dataArray removeAllObjects];
+    }
+    NSArray *dataArray = [data valueForKey:UMComModelDataKey];
+    if ([dataArray isKindOfClass:[NSArray class]] && dataArray.count >0) {
+        [self.dataArray addObjectsFromArray:dataArray];
+    }
+    self.nextPageUrl = [data valueForKey:UMComModelDataNextPageUrlKey];
+    self.canVisitNextPage = [[data valueForKey:UMComModelDataVisitKey] boolValue];
+    
+    //调用保存方法
+    if (self.isSaveLoacalData && !error) {
+        [self saveLocalDataWithDataArray:self.dataArray];
+    }
+    
+    if (completion) {
+        completion([data valueForKey:UMComModelDataKey], nil);
+    }
+}
+
+- (void)handleNextPageData:(NSDictionary *)data error:(NSError *)error completion:(UMComDataListRequestCompletion)completion
+{
+    if (![data isKindOfClass:[NSDictionary class]] || error) {
+        if (completion) {
+            completion(nil, error);
+        }
+        return;
+    }
+    NSArray *dataArray = [data valueForKey:UMComModelDataKey];
+    if ([dataArray isKindOfClass:[NSArray class]] && dataArray.count >0) {
+        [self.dataArray addObjectsFromArray:dataArray];
+    }
+    self.nextPageUrl = [data valueForKey:UMComModelDataNextPageUrlKey];
+    self.canVisitNextPage = [[data valueForKey:UMComModelDataVisitKey] boolValue];
+
+    if (completion) {
+        completion([data valueForKey:UMComModelDataKey], nil);
+    }
+}
+
+
+@end