1 files changed, 59 insertions, 0 deletions
diff --git a/Firebase/Database/Core/FQueryParams.h b/Firebase/Database/Core/FQueryParams.h
new file mode 100644
index 0000000..e9728e7
--- /dev/null
+++ b/Firebase/Database/Core/FQueryParams.h
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+/*
+ * Copyright 2017 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <Foundation/Foundation.h>
+
+@protocol FIndex, FNodeFilter, FNode;
+
+@interface FQueryParams : NSObject <NSCopying>
+
+@property (nonatomic, readonly) BOOL limitSet;
+@property (nonatomic, readonly) NSInteger limit;
+
+@property (nonatomic, strong, readonly) NSString *viewFrom;
+@property (nonatomic, strong, readonly) id<FNode> indexStartValue;
+@property (nonatomic, strong, readonly) NSString *indexStartKey;
+@property (nonatomic, strong, readonly) id<FNode> indexEndValue;
+@property (nonatomic, strong, readonly) NSString *indexEndKey;
+
+@property (nonatomic, strong, readonly) id<FIndex> index;
+
+- (BOOL)loadsAllData;
+- (BOOL)isDefault;
+- (BOOL)isValid;
+- (BOOL)hasAnchoredLimit;
+
+- (FQueryParams *) limitTo:(NSInteger) limit;
+- (FQueryParams *) limitToFirst:(NSInteger) newLimit;
+- (FQueryParams *) limitToLast:(NSInteger) newLimit;
+
+- (FQueryParams *) startAt:(id<FNode>)indexValue childKey:(NSString *)key;
+- (FQueryParams *) startAt:(id<FNode>)indexValue;
+- (FQueryParams *) endAt:(id<FNode>)indexValue childKey:(NSString *)key;
+- (FQueryParams *) endAt:(id<FNode>)indexValue;
+
+- (FQueryParams *) orderBy:(id<FIndex>) index;
+
++ (FQueryParams *) defaultInstance;
++ (FQueryParams *) fromQueryObject:(NSDictionary *)dict;
+
+- (BOOL)hasStart;
+- (BOOL)hasEnd;
+
+- (NSDictionary *) wireProtocolParams;
+- (BOOL) isViewFromLeft;
+- (id<FNodeFilter>) nodeFilter;
+@end