Add CI/CD configuration and API documentation
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import BinaryCodable
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import Foundation
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import GRDB
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extension SharedPreferences {
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public class Preference<T: Codable> {
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private let name: String
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private let defaultValue: T
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init(_ name: String, defaultValue: T) {
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self.name = name
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self.defaultValue = defaultValue
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}
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public nonisolated func get() async -> T {
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do {
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return try await SharedPreferences.read(name) ?? defaultValue
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} catch {
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NSLog("read preferences error: \(error)")
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return defaultValue
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}
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}
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public func getBlocking() -> T {
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runBlocking { [self] in
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await get()
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}
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}
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public nonisolated func set(_ newValue: T?) async {
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do {
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try await SharedPreferences.write(name, newValue)
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} catch {
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NSLog("write preferences error: \(error)")
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}
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}
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}
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private nonisolated static func read<T: Codable>(_ name: String) async throws -> T? {
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guard let item = try await (Database.sharedWriter.read { db in
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try Item.fetchOne(db, id: name)
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})
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else {
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return nil
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}
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return try BinaryDecoder().decode(from: item.data)
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}
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private nonisolated static func write(_ name: String, _ value: (some Codable)?) async throws {
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if value == nil {
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_ = try await Database.sharedWriter.write { db in
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try Item.deleteOne(db, id: name)
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}
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} else {
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let data = try BinaryEncoder().encode(value)
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try await Database.sharedWriter.write { db in
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try Item(name: name, data: data).insert(db)
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}
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}
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}
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}
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private class Item: Record, Identifiable {
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public var id: String {
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name
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}
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public var name: String
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public var data: Data
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init(name: String, data: Data) {
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self.name = name
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self.data = data
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super.init()
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}
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override public class var databaseTableName: String {
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"preferences"
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}
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enum Columns: String, ColumnExpression {
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case name, data
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}
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required init(row: Row) throws {
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name = row[Columns.name]
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data = row[Columns.data]
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try super.init(row: row)
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}
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override public func encode(to container: inout PersistenceContainer) throws {
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container[Columns.name] = name
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container[Columns.data] = data
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}
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}
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