Files
data-lite-coder/Sources/DLCEncoder/Classes/MultiRowEncoder.swift

96 lines
3.0 KiB
Swift

import Foundation
import DataLiteCore
private import DLCCommon
public final class MultiRowEncoder: RowEncoder {
// MARK: - Properties
public let dateEncoder: any DateEncoder
public let codingPath: [any CodingKey]
public let userInfo: [CodingUserInfoKey : Any]
public private(set) var sqliteData = [SQLiteRow]()
public var count: Int { sqliteData.count }
// MARK: - Inits
public init(
dateEncoder: any DateEncoder,
codingPath: [any CodingKey],
userInfo: [CodingUserInfoKey : Any]
) {
self.dateEncoder = dateEncoder
self.codingPath = codingPath
self.userInfo = userInfo
}
// MARK: - Methods
public func set(_ value: Any, for key: any CodingKey) throws {
guard let value = value as? SQLiteRow else {
let info = "Expected value of type \(SQLiteRow.self)"
let context = EncodingError.Context(
codingPath: codingPath + [key],
debugDescription: info
)
throw EncodingError.invalidValue(value, context)
}
sqliteData.append(value)
}
public func encodeNil(for key: any CodingKey) throws {
let value = Optional<Any>.none as Any
let info = "Attempted to encode nil, but it's not supported."
let context = EncodingError.Context(
codingPath: codingPath + [key],
debugDescription: info
)
throw EncodingError.invalidValue(value, context)
}
public func encodeDate(_ date: Date, for key: any CodingKey) throws {
let info = "Attempted to encode Date, but it's not supported."
let context = EncodingError.Context(
codingPath: codingPath + [key],
debugDescription: info
)
throw EncodingError.invalidValue(date, context)
}
public func encode<T: SQLiteRawBindable>(_ value: T, for key: any CodingKey) throws {
let info = "Attempted to encode \(T.self), but it's not supported."
let context = EncodingError.Context(
codingPath: codingPath + [key],
debugDescription: info
)
throw EncodingError.invalidValue(value, context)
}
public func encoder(for key: any CodingKey) throws -> any Encoder {
SingleRowEncoder(
dateEncoder: dateEncoder,
codingPath: codingPath + [key],
userInfo: userInfo
)
}
public func container<Key: CodingKey>(
keyedBy type: Key.Type
) -> KeyedEncodingContainer<Key> {
let container = FailedEncodingContainer<Key>(
codingPath: codingPath
)
return KeyedEncodingContainer(container)
}
public func unkeyedContainer() -> any UnkeyedEncodingContainer {
UnkeyedContainer(encoder: self, codingPath: codingPath)
}
public func singleValueContainer() -> any SingleValueEncodingContainer {
FailedEncodingContainer<RowCodingKey>(codingPath: codingPath)
}
}