/*
* Copyright 2024 Google Inc. All rights reserved.
*
* 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.
*/
public struct Map: Sized {
let byteBuffer: ByteBuffer
let offset: Int
let byteWidth: UInt8
public let keys: TypedVector
public let count: Int
public var values: Vector {
return Vector(byteBuffer: byteBuffer, offset: offset, byteWidth: byteWidth)
}
@inline(__always)
init(byteBuffer: ByteBuffer, offset: Int, byteWidth: UInt8) {
self.byteBuffer = byteBuffer
self.offset = offset
self.byteWidth = byteWidth
count = getCount(buffer: byteBuffer, offset: offset, byteWidth: byteWidth)
keys = TypedVector.mapKeys(
byteBuffer: byteBuffer,
offset: offset,
byteWidth: byteWidth)
}
@inline(__always)
public subscript(key: String) -> Reference? {
guard let position = binarySearch(vector: keys, target: key)
else { return nil }
return getReference(at: position)
}
}
extension Map {
public func jsonBuilder(json: inout String) {
json += "{"
for i in 0..<count {
if let key = keys[i]?.cString {
let comma = i == count &- 1 ? "" : ", "
let value = values[i]?.jsonString() ?? StaticJSON.null
json += "\"\(key)\": \(value)\(comma)"
}
}
json += "}"
}
}