zhixi-document-runtime/bindings/ios/generated/zx_document.swift

// This file was autogenerated by some hot garbage in the `uniffi` crate.
// Trust me, you don't want to mess with it!

// swiftlint:disable all
import Foundation

// Depending on the consumer's build setup, the low-level FFI code
// might be in a separate module, or it might be compiled inline into
// this module. This is a bit of light hackery to work with both.
#if canImport(zx_documentFFI)
import zx_documentFFI
#endif

fileprivate extension RustBuffer {
    // Allocate a new buffer, copying the contents of a `UInt8` array.
    init(bytes: [UInt8]) {
        let rbuf = bytes.withUnsafeBufferPointer { ptr in
            RustBuffer.from(ptr)
        }
        self.init(capacity: rbuf.capacity, len: rbuf.len, data: rbuf.data)
    }

    static func empty() -> RustBuffer {
        RustBuffer(capacity: 0, len:0, data: nil)
    }

    static func from(_ ptr: UnsafeBufferPointer<UInt8>) -> RustBuffer {
        try! rustCall { ffi_zx_document_ffi_rustbuffer_from_bytes(ForeignBytes(bufferPointer: ptr), $0) }
    }

    // Frees the buffer in place.
    // The buffer must not be used after this is called.
    func deallocate() {
        try! rustCall { ffi_zx_document_ffi_rustbuffer_free(self, $0) }
    }
}

fileprivate extension ForeignBytes {
    init(bufferPointer: UnsafeBufferPointer<UInt8>) {
        self.init(len: Int32(bufferPointer.count), data: bufferPointer.baseAddress)
    }
}

// For every type used in the interface, we provide helper methods for conveniently
// lifting and lowering that type from C-compatible data, and for reading and writing
// values of that type in a buffer.

// Helper classes/extensions that don't change.
// Someday, this will be in a library of its own.

fileprivate extension Data {
    init(rustBuffer: RustBuffer) {
        self.init(
            bytesNoCopy: rustBuffer.data!,
            count: Int(rustBuffer.len),
            deallocator: .none
        )
    }
}

// Define reader functionality.  Normally this would be defined in a class or
// struct, but we use standalone functions instead in order to make external
// types work.
//
// With external types, one swift source file needs to be able to call the read
// method on another source file's FfiConverter, but then what visibility
// should Reader have?
// - If Reader is fileprivate, then this means the read() must also
//   be fileprivate, which doesn't work with external types.
// - If Reader is internal/public, we'll get compile errors since both source
//   files will try define the same type.
//
// Instead, the read() method and these helper functions input a tuple of data

fileprivate func createReader(data: Data) -> (data: Data, offset: Data.Index) {
    (data: data, offset: 0)
}

// Reads an integer at the current offset, in big-endian order, and advances
// the offset on success. Throws if reading the integer would move the
// offset past the end of the buffer.
fileprivate func readInt<T: FixedWidthInteger>(_ reader: inout (data: Data, offset: Data.Index)) throws -> T {
    let range = reader.offset..<reader.offset + MemoryLayout<T>.size
    guard reader.data.count >= range.upperBound else {
        throw UniffiInternalError.bufferOverflow
    }
    if T.self == UInt8.self {
        let value = reader.data[reader.offset]
        reader.offset += 1
        return value as! T
    }
    var value: T = 0
    let _ = withUnsafeMutableBytes(of: &value, { reader.data.copyBytes(to: $0, from: range)})
    reader.offset = range.upperBound
    return value.bigEndian
}

// Reads an arbitrary number of bytes, to be used to read
// raw bytes, this is useful when lifting strings
fileprivate func readBytes(_ reader: inout (data: Data, offset: Data.Index), count: Int) throws -> Array<UInt8> {
    let range = reader.offset..<(reader.offset+count)
    guard reader.data.count >= range.upperBound else {
        throw UniffiInternalError.bufferOverflow
    }
    var value = [UInt8](repeating: 0, count: count)
    value.withUnsafeMutableBufferPointer({ buffer in
        reader.data.copyBytes(to: buffer, from: range)
    })
    reader.offset = range.upperBound
    return value
}

// Reads a float at the current offset.
fileprivate func readFloat(_ reader: inout (data: Data, offset: Data.Index)) throws -> Float {
    return Float(bitPattern: try readInt(&reader))
}

// Reads a float at the current offset.
fileprivate func readDouble(_ reader: inout (data: Data, offset: Data.Index)) throws -> Double {
    return Double(bitPattern: try readInt(&reader))
}

// Indicates if the offset has reached the end of the buffer.
fileprivate func hasRemaining(_ reader: (data: Data, offset: Data.Index)) -> Bool {
    return reader.offset < reader.data.count
}

// Define writer functionality.  Normally this would be defined in a class or
// struct, but we use standalone functions instead in order to make external
// types work.  See the above discussion on Readers for details.

fileprivate func createWriter() -> [UInt8] {
    return []
}

fileprivate func writeBytes<S>(_ writer: inout [UInt8], _ byteArr: S) where S: Sequence, S.Element == UInt8 {
    writer.append(contentsOf: byteArr)
}

// Writes an integer in big-endian order.
//
// Warning: make sure what you are trying to write
// is in the correct type!
fileprivate func writeInt<T: FixedWidthInteger>(_ writer: inout [UInt8], _ value: T) {
    var value = value.bigEndian
    withUnsafeBytes(of: &value) { writer.append(contentsOf: $0) }
}

fileprivate func writeFloat(_ writer: inout [UInt8], _ value: Float) {
    writeInt(&writer, value.bitPattern)
}

fileprivate func writeDouble(_ writer: inout [UInt8], _ value: Double) {
    writeInt(&writer, value.bitPattern)
}

// Protocol for types that transfer other types across the FFI. This is
// analogous to the Rust trait of the same name.
fileprivate protocol FfiConverter {
    associatedtype FfiType
    associatedtype SwiftType

    static func lift(_ value: FfiType) throws -> SwiftType
    static func lower(_ value: SwiftType) -> FfiType
    static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> SwiftType
    static func write(_ value: SwiftType, into buf: inout [UInt8])
}

// Types conforming to `Primitive` pass themselves directly over the FFI.
fileprivate protocol FfiConverterPrimitive: FfiConverter where FfiType == SwiftType { }

extension FfiConverterPrimitive {
#if swift(>=5.8)
    @_documentation(visibility: private)
#endif
    public static func lift(_ value: FfiType) throws -> SwiftType {
        return value
    }

#if swift(>=5.8)
    @_documentation(visibility: private)
#endif
    public static func lower(_ value: SwiftType) -> FfiType {
        return value
    }
}

// Types conforming to `FfiConverterRustBuffer` lift and lower into a `RustBuffer`.
// Used for complex types where it's hard to write a custom lift/lower.
fileprivate protocol FfiConverterRustBuffer: FfiConverter where FfiType == RustBuffer {}

extension FfiConverterRustBuffer {
#if swift(>=5.8)
    @_documentation(visibility: private)
#endif
    public static func lift(_ buf: RustBuffer) throws -> SwiftType {
        var reader = createReader(data: Data(rustBuffer: buf))
        let value = try read(from: &reader)
        if hasRemaining(reader) {
            throw UniffiInternalError.incompleteData
        }
        buf.deallocate()
        return value
    }

#if swift(>=5.8)
    @_documentation(visibility: private)
#endif
    public static func lower(_ value: SwiftType) -> RustBuffer {
          var writer = createWriter()
          write(value, into: &writer)
          return RustBuffer(bytes: writer)
    }
}
// An error type for FFI errors. These errors occur at the UniFFI level, not
// the library level.
fileprivate enum UniffiInternalError: LocalizedError {
    case bufferOverflow
    case incompleteData
    case unexpectedOptionalTag
    case unexpectedEnumCase
    case unexpectedNullPointer
    case unexpectedRustCallStatusCode
    case unexpectedRustCallError
    case unexpectedStaleHandle
    case rustPanic(_ message: String)

    public var errorDescription: String? {
        switch self {
        case .bufferOverflow: return "Reading the requested value would read past the end of the buffer"
        case .incompleteData: return "The buffer still has data after lifting its containing value"
        case .unexpectedOptionalTag: return "Unexpected optional tag; should be 0 or 1"
        case .unexpectedEnumCase: return "Raw enum value doesn't match any cases"
        case .unexpectedNullPointer: return "Raw pointer value was null"
        case .unexpectedRustCallStatusCode: return "Unexpected RustCallStatus code"
        case .unexpectedRustCallError: return "CALL_ERROR but no errorClass specified"
        case .unexpectedStaleHandle: return "The object in the handle map has been dropped already"
        case let .rustPanic(message): return message
        }
    }
}

fileprivate extension NSLock {
    func withLock<T>(f: () throws -> T) rethrows -> T {
        self.lock()
        defer { self.unlock() }
        return try f()
    }
}

fileprivate let CALL_SUCCESS: Int8 = 0
fileprivate let CALL_ERROR: Int8 = 1
fileprivate let CALL_UNEXPECTED_ERROR: Int8 = 2
fileprivate let CALL_CANCELLED: Int8 = 3

fileprivate extension RustCallStatus {
    init() {
        self.init(
            code: CALL_SUCCESS,
            errorBuf: RustBuffer.init(
                capacity: 0,
                len: 0,
                data: nil
            )
        )
    }
}

private func rustCall<T>(_ callback: (UnsafeMutablePointer<RustCallStatus>) -> T) throws -> T {
    let neverThrow: ((RustBuffer) throws -> Never)? = nil
    return try makeRustCall(callback, errorHandler: neverThrow)
}

private func rustCallWithError<T, E: Swift.Error>(
    _ errorHandler: @escaping (RustBuffer) throws -> E,
    _ callback: (UnsafeMutablePointer<RustCallStatus>) -> T) throws -> T {
    try makeRustCall(callback, errorHandler: errorHandler)
}

private func makeRustCall<T, E: Swift.Error>(
    _ callback: (UnsafeMutablePointer<RustCallStatus>) -> T,
    errorHandler: ((RustBuffer) throws -> E)?
) throws -> T {
    uniffiEnsureZxDocumentFfiInitialized()
    var callStatus = RustCallStatus.init()
    let returnedVal = callback(&callStatus)
    try uniffiCheckCallStatus(callStatus: callStatus, errorHandler: errorHandler)
    return returnedVal
}

private func uniffiCheckCallStatus<E: Swift.Error>(
    callStatus: RustCallStatus,
    errorHandler: ((RustBuffer) throws -> E)?
) throws {
    switch callStatus.code {
        case CALL_SUCCESS:
            return

        case CALL_ERROR:
            if let errorHandler = errorHandler {
                throw try errorHandler(callStatus.errorBuf)
            } else {
                callStatus.errorBuf.deallocate()
                throw UniffiInternalError.unexpectedRustCallError
            }

        case CALL_UNEXPECTED_ERROR:
            // When the rust code sees a panic, it tries to construct a RustBuffer
            // with the message.  But if that code panics, then it just sends back
            // an empty buffer.
            if callStatus.errorBuf.len > 0 {
                throw UniffiInternalError.rustPanic(try FfiConverterString.lift(callStatus.errorBuf))
            } else {
                callStatus.errorBuf.deallocate()
                throw UniffiInternalError.rustPanic("Rust panic")
            }

        case CALL_CANCELLED:
            fatalError("Cancellation not supported yet")

        default:
            throw UniffiInternalError.unexpectedRustCallStatusCode
    }
}

private func uniffiTraitInterfaceCall<T>(
    callStatus: UnsafeMutablePointer<RustCallStatus>,
    makeCall: () throws -> T,
    writeReturn: (T) -> ()
) {
    do {
        try writeReturn(makeCall())
    } catch let error {
        callStatus.pointee.code = CALL_UNEXPECTED_ERROR
        callStatus.pointee.errorBuf = FfiConverterString.lower(String(describing: error))
    }
}

private func uniffiTraitInterfaceCallWithError<T, E>(
    callStatus: UnsafeMutablePointer<RustCallStatus>,
    makeCall: () throws -> T,
    writeReturn: (T) -> (),
    lowerError: (E) -> RustBuffer
) {
    do {
        try writeReturn(makeCall())
    } catch let error as E {
        callStatus.pointee.code = CALL_ERROR
        callStatus.pointee.errorBuf = lowerError(error)
    } catch {
        callStatus.pointee.code = CALL_UNEXPECTED_ERROR
        callStatus.pointee.errorBuf = FfiConverterString.lower(String(describing: error))
    }
}
// Initial value and increment amount for handles. 
// These ensure that SWIFT handles always have the lowest bit set
fileprivate let UNIFFI_HANDLEMAP_INITIAL: UInt64 = 1
fileprivate let UNIFFI_HANDLEMAP_DELTA: UInt64 = 2

fileprivate final class UniffiHandleMap<T>: @unchecked Sendable {
    // All mutation happens with this lock held, which is why we implement @unchecked Sendable.
    private let lock = NSLock()
    private var map: [UInt64: T] = [:]
    private var currentHandle: UInt64 = UNIFFI_HANDLEMAP_INITIAL

    func insert(obj: T) -> UInt64 {
        lock.withLock {
            return doInsert(obj)
        }
    }

    // Low-level insert function, this assumes `lock` is held.
    private func doInsert(_ obj: T) -> UInt64 {
        let handle = currentHandle
        currentHandle += UNIFFI_HANDLEMAP_DELTA
        map[handle] = obj
        return handle
    }

     func get(handle: UInt64) throws -> T {
        try lock.withLock {
            guard let obj = map[handle] else {
                throw UniffiInternalError.unexpectedStaleHandle
            }
            return obj
        }
    }

     func clone(handle: UInt64) throws -> UInt64 {
        try lock.withLock {
            guard let obj = map[handle] else {
                throw UniffiInternalError.unexpectedStaleHandle
            }
            return doInsert(obj)
        }
    }

    @discardableResult
    func remove(handle: UInt64) throws -> T {
        try lock.withLock {
            guard let obj = map.removeValue(forKey: handle) else {
                throw UniffiInternalError.unexpectedStaleHandle
            }
            return obj
        }
    }

    var count: Int {
        get {
            map.count
        }
    }
}


// Public interface members begin here.


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterUInt32: FfiConverterPrimitive {
    typealias FfiType = UInt32
    typealias SwiftType = UInt32

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> UInt32 {
        return try lift(readInt(&buf))
    }

    public static func write(_ value: SwiftType, into buf: inout [UInt8]) {
        writeInt(&buf, lower(value))
    }
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterUInt64: FfiConverterPrimitive {
    typealias FfiType = UInt64
    typealias SwiftType = UInt64

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> UInt64 {
        return try lift(readInt(&buf))
    }

    public static func write(_ value: SwiftType, into buf: inout [UInt8]) {
        writeInt(&buf, lower(value))
    }
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterInt64: FfiConverterPrimitive {
    typealias FfiType = Int64
    typealias SwiftType = Int64

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> Int64 {
        return try lift(readInt(&buf))
    }

    public static func write(_ value: Int64, into buf: inout [UInt8]) {
        writeInt(&buf, lower(value))
    }
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterFloat: FfiConverterPrimitive {
    typealias FfiType = Float
    typealias SwiftType = Float

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> Float {
        return try lift(readFloat(&buf))
    }

    public static func write(_ value: Float, into buf: inout [UInt8]) {
        writeFloat(&buf, lower(value))
    }
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterString: FfiConverter {
    typealias SwiftType = String
    typealias FfiType = RustBuffer

    public static func lift(_ value: RustBuffer) throws -> String {
        defer {
            value.deallocate()
        }
        if value.data == nil {
            return String()
        }
        let bytes = UnsafeBufferPointer<UInt8>(start: value.data!, count: Int(value.len))
        return String(bytes: bytes, encoding: String.Encoding.utf8)!
    }

    public static func lower(_ value: String) -> RustBuffer {
        return value.utf8CString.withUnsafeBufferPointer { ptr in
            // The swift string gives us int8_t, we want uint8_t.
            ptr.withMemoryRebound(to: UInt8.self) { ptr in
                // The swift string gives us a trailing null byte, we don't want it.
                let buf = UnsafeBufferPointer(rebasing: ptr.prefix(upTo: ptr.count - 1))
                return RustBuffer.from(buf)
            }
        }
    }

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> String {
        let len: Int32 = try readInt(&buf)
        return String(bytes: try readBytes(&buf, count: Int(len)), encoding: String.Encoding.utf8)!
    }

    public static func write(_ value: String, into buf: inout [UInt8]) {
        let len = Int32(value.utf8.count)
        writeInt(&buf, len)
        writeBytes(&buf, value.utf8)
    }
}


public struct DocumentInfo: Equatable, Hashable {
    public var materialId: String
    public var title: String
    public var materialType: MaterialType
    public var previewMode: PreviewMode
    public var fileSize: UInt64
    public var pageCount: UInt32?
    public var wordCount: UInt32?
    public var createdAt: String?

    // Default memberwise initializers are never public by default, so we
    // declare one manually.
    public init(materialId: String, title: String, materialType: MaterialType, previewMode: PreviewMode, fileSize: UInt64, pageCount: UInt32?, wordCount: UInt32?, createdAt: String?) {
        self.materialId = materialId
        self.title = title
        self.materialType = materialType
        self.previewMode = previewMode
        self.fileSize = fileSize
        self.pageCount = pageCount
        self.wordCount = wordCount
        self.createdAt = createdAt
    }

    

    
}

#if compiler(>=6)
extension DocumentInfo: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeDocumentInfo: FfiConverterRustBuffer {
    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> DocumentInfo {
        return
            try DocumentInfo(
                materialId: FfiConverterString.read(from: &buf), 
                title: FfiConverterString.read(from: &buf), 
                materialType: FfiConverterTypeMaterialType.read(from: &buf), 
                previewMode: FfiConverterTypePreviewMode.read(from: &buf), 
                fileSize: FfiConverterUInt64.read(from: &buf), 
                pageCount: FfiConverterOptionUInt32.read(from: &buf), 
                wordCount: FfiConverterOptionUInt32.read(from: &buf), 
                createdAt: FfiConverterOptionString.read(from: &buf)
        )
    }

    public static func write(_ value: DocumentInfo, into buf: inout [UInt8]) {
        FfiConverterString.write(value.materialId, into: &buf)
        FfiConverterString.write(value.title, into: &buf)
        FfiConverterTypeMaterialType.write(value.materialType, into: &buf)
        FfiConverterTypePreviewMode.write(value.previewMode, into: &buf)
        FfiConverterUInt64.write(value.fileSize, into: &buf)
        FfiConverterOptionUInt32.write(value.pageCount, into: &buf)
        FfiConverterOptionUInt32.write(value.wordCount, into: &buf)
        FfiConverterOptionString.write(value.createdAt, into: &buf)
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeDocumentInfo_lift(_ buf: RustBuffer) throws -> DocumentInfo {
    return try FfiConverterTypeDocumentInfo.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeDocumentInfo_lower(_ value: DocumentInfo) -> RustBuffer {
    return FfiConverterTypeDocumentInfo.lower(value)
}


public struct ImageMeta: Equatable, Hashable {
    public var width: UInt32
    public var height: UInt32
    public var format: String
    public var fileSize: UInt64

    // Default memberwise initializers are never public by default, so we
    // declare one manually.
    public init(width: UInt32, height: UInt32, format: String, fileSize: UInt64) {
        self.width = width
        self.height = height
        self.format = format
        self.fileSize = fileSize
    }

    

    
}

#if compiler(>=6)
extension ImageMeta: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeImageMeta: FfiConverterRustBuffer {
    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> ImageMeta {
        return
            try ImageMeta(
                width: FfiConverterUInt32.read(from: &buf), 
                height: FfiConverterUInt32.read(from: &buf), 
                format: FfiConverterString.read(from: &buf), 
                fileSize: FfiConverterUInt64.read(from: &buf)
        )
    }

    public static func write(_ value: ImageMeta, into buf: inout [UInt8]) {
        FfiConverterUInt32.write(value.width, into: &buf)
        FfiConverterUInt32.write(value.height, into: &buf)
        FfiConverterString.write(value.format, into: &buf)
        FfiConverterUInt64.write(value.fileSize, into: &buf)
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeImageMeta_lift(_ buf: RustBuffer) throws -> ImageMeta {
    return try FfiConverterTypeImageMeta.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeImageMeta_lower(_ value: ImageMeta) -> RustBuffer {
    return FfiConverterTypeImageMeta.lower(value)
}


public struct SearchResult: Equatable, Hashable {
    public var blockId: String
    public var lineNumber: UInt32?
    public var snippet: String
    public var matchStart: UInt64
    public var matchEnd: UInt64

    // Default memberwise initializers are never public by default, so we
    // declare one manually.
    public init(blockId: String, lineNumber: UInt32?, snippet: String, matchStart: UInt64, matchEnd: UInt64) {
        self.blockId = blockId
        self.lineNumber = lineNumber
        self.snippet = snippet
        self.matchStart = matchStart
        self.matchEnd = matchEnd
    }

    

    
}

#if compiler(>=6)
extension SearchResult: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeSearchResult: FfiConverterRustBuffer {
    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> SearchResult {
        return
            try SearchResult(
                blockId: FfiConverterString.read(from: &buf), 
                lineNumber: FfiConverterOptionUInt32.read(from: &buf), 
                snippet: FfiConverterString.read(from: &buf), 
                matchStart: FfiConverterUInt64.read(from: &buf), 
                matchEnd: FfiConverterUInt64.read(from: &buf)
        )
    }

    public static func write(_ value: SearchResult, into buf: inout [UInt8]) {
        FfiConverterString.write(value.blockId, into: &buf)
        FfiConverterOptionUInt32.write(value.lineNumber, into: &buf)
        FfiConverterString.write(value.snippet, into: &buf)
        FfiConverterUInt64.write(value.matchStart, into: &buf)
        FfiConverterUInt64.write(value.matchEnd, into: &buf)
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeSearchResult_lift(_ buf: RustBuffer) throws -> SearchResult {
    return try FfiConverterTypeSearchResult.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeSearchResult_lower(_ value: SearchResult) -> RustBuffer {
    return FfiConverterTypeSearchResult.lower(value)
}


public struct TextStats: Equatable, Hashable {
    public var lineCount: UInt32
    public var wordCount: UInt32

    // Default memberwise initializers are never public by default, so we
    // declare one manually.
    public init(lineCount: UInt32, wordCount: UInt32) {
        self.lineCount = lineCount
        self.wordCount = wordCount
    }

    

    
}

#if compiler(>=6)
extension TextStats: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeTextStats: FfiConverterRustBuffer {
    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> TextStats {
        return
            try TextStats(
                lineCount: FfiConverterUInt32.read(from: &buf), 
                wordCount: FfiConverterUInt32.read(from: &buf)
        )
    }

    public static func write(_ value: TextStats, into buf: inout [UInt8]) {
        FfiConverterUInt32.write(value.lineCount, into: &buf)
        FfiConverterUInt32.write(value.wordCount, into: &buf)
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeTextStats_lift(_ buf: RustBuffer) throws -> TextStats {
    return try FfiConverterTypeTextStats.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeTextStats_lower(_ value: TextStats) -> RustBuffer {
    return FfiConverterTypeTextStats.lower(value)
}


public enum DocumentError: Swift.Error, Equatable, Hashable, Foundation.LocalizedError {

    
    
    case FileNotFound(message: String)
    
    case UnsupportedFormat(message: String)
    
    case ParseError(message: String)
    
    case InvalidEncoding(message: String)
    
    case IoError(message: String)
    

    

    

    
    public var errorDescription: String? {
        String(reflecting: self)
    }
    
}

#if compiler(>=6)
extension DocumentError: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeDocumentError: FfiConverterRustBuffer {
    typealias SwiftType = DocumentError

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> DocumentError {
        let variant: Int32 = try readInt(&buf)
        switch variant {

        

        
        case 1: return .FileNotFound(
            message: try FfiConverterString.read(from: &buf)
        )
        
        case 2: return .UnsupportedFormat(
            message: try FfiConverterString.read(from: &buf)
        )
        
        case 3: return .ParseError(
            message: try FfiConverterString.read(from: &buf)
        )
        
        case 4: return .InvalidEncoding(
            message: try FfiConverterString.read(from: &buf)
        )
        
        case 5: return .IoError(
            message: try FfiConverterString.read(from: &buf)
        )
        

        default: throw UniffiInternalError.unexpectedEnumCase
        }
    }

    public static func write(_ value: DocumentError, into buf: inout [UInt8]) {
        switch value {

        

        
        case .FileNotFound(_ /* message is ignored*/):
            writeInt(&buf, Int32(1))
        case .UnsupportedFormat(_ /* message is ignored*/):
            writeInt(&buf, Int32(2))
        case .ParseError(_ /* message is ignored*/):
            writeInt(&buf, Int32(3))
        case .InvalidEncoding(_ /* message is ignored*/):
            writeInt(&buf, Int32(4))
        case .IoError(_ /* message is ignored*/):
            writeInt(&buf, Int32(5))

        
        }
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeDocumentError_lift(_ buf: RustBuffer) throws -> DocumentError {
    return try FfiConverterTypeDocumentError.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeDocumentError_lower(_ value: DocumentError) -> RustBuffer {
    return FfiConverterTypeDocumentError.lower(value)
}

// Note that we don't yet support `indirect` for enums.
// See https://github.com/mozilla/uniffi-rs/issues/396 for further discussion.

public enum MaterialType: Equatable, Hashable {
    
    case markdown
    case text
    case pdf
    case image
    case epub
    case word
    case excel
    case powerPoint
    case unknown





}

#if compiler(>=6)
extension MaterialType: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeMaterialType: FfiConverterRustBuffer {
    typealias SwiftType = MaterialType

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> MaterialType {
        let variant: Int32 = try readInt(&buf)
        switch variant {
        
        case 1: return .markdown
        
        case 2: return .text
        
        case 3: return .pdf
        
        case 4: return .image
        
        case 5: return .epub
        
        case 6: return .word
        
        case 7: return .excel
        
        case 8: return .powerPoint
        
        case 9: return .unknown
        
        default: throw UniffiInternalError.unexpectedEnumCase
        }
    }

    public static func write(_ value: MaterialType, into buf: inout [UInt8]) {
        switch value {
        
        
        case .markdown:
            writeInt(&buf, Int32(1))
        
        
        case .text:
            writeInt(&buf, Int32(2))
        
        
        case .pdf:
            writeInt(&buf, Int32(3))
        
        
        case .image:
            writeInt(&buf, Int32(4))
        
        
        case .epub:
            writeInt(&buf, Int32(5))
        
        
        case .word:
            writeInt(&buf, Int32(6))
        
        
        case .excel:
            writeInt(&buf, Int32(7))
        
        
        case .powerPoint:
            writeInt(&buf, Int32(8))
        
        
        case .unknown:
            writeInt(&buf, Int32(9))
        
        }
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeMaterialType_lift(_ buf: RustBuffer) throws -> MaterialType {
    return try FfiConverterTypeMaterialType.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeMaterialType_lower(_ value: MaterialType) -> RustBuffer {
    return FfiConverterTypeMaterialType.lower(value)
}


// Note that we don't yet support `indirect` for enums.
// See https://github.com/mozilla/uniffi-rs/issues/396 for further discussion.

public enum NoteAnchor: Equatable, Hashable {
    
    case material(materialId: String
    )
    case markdownBlock(materialId: String, blockId: String
    )
    case textLine(materialId: String, lineNumber: UInt32
    )
    case pdfPage(materialId: String, pageNumber: UInt32
    )
    case image(materialId: String
    )
    case epubChapter(materialId: String, chapterId: String
    )
    case knowledgeItem(knowledgeItemId: String
    )





}

#if compiler(>=6)
extension NoteAnchor: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeNoteAnchor: FfiConverterRustBuffer {
    typealias SwiftType = NoteAnchor

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> NoteAnchor {
        let variant: Int32 = try readInt(&buf)
        switch variant {
        
        case 1: return .material(materialId: try FfiConverterString.read(from: &buf)
        )
        
        case 2: return .markdownBlock(materialId: try FfiConverterString.read(from: &buf), blockId: try FfiConverterString.read(from: &buf)
        )
        
        case 3: return .textLine(materialId: try FfiConverterString.read(from: &buf), lineNumber: try FfiConverterUInt32.read(from: &buf)
        )
        
        case 4: return .pdfPage(materialId: try FfiConverterString.read(from: &buf), pageNumber: try FfiConverterUInt32.read(from: &buf)
        )
        
        case 5: return .image(materialId: try FfiConverterString.read(from: &buf)
        )
        
        case 6: return .epubChapter(materialId: try FfiConverterString.read(from: &buf), chapterId: try FfiConverterString.read(from: &buf)
        )
        
        case 7: return .knowledgeItem(knowledgeItemId: try FfiConverterString.read(from: &buf)
        )
        
        default: throw UniffiInternalError.unexpectedEnumCase
        }
    }

    public static func write(_ value: NoteAnchor, into buf: inout [UInt8]) {
        switch value {
        
        
        case let .material(materialId):
            writeInt(&buf, Int32(1))
            FfiConverterString.write(materialId, into: &buf)
            
        
        case let .markdownBlock(materialId,blockId):
            writeInt(&buf, Int32(2))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterString.write(blockId, into: &buf)
            
        
        case let .textLine(materialId,lineNumber):
            writeInt(&buf, Int32(3))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterUInt32.write(lineNumber, into: &buf)
            
        
        case let .pdfPage(materialId,pageNumber):
            writeInt(&buf, Int32(4))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterUInt32.write(pageNumber, into: &buf)
            
        
        case let .image(materialId):
            writeInt(&buf, Int32(5))
            FfiConverterString.write(materialId, into: &buf)
            
        
        case let .epubChapter(materialId,chapterId):
            writeInt(&buf, Int32(6))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterString.write(chapterId, into: &buf)
            
        
        case let .knowledgeItem(knowledgeItemId):
            writeInt(&buf, Int32(7))
            FfiConverterString.write(knowledgeItemId, into: &buf)
            
        }
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeNoteAnchor_lift(_ buf: RustBuffer) throws -> NoteAnchor {
    return try FfiConverterTypeNoteAnchor.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeNoteAnchor_lower(_ value: NoteAnchor) -> RustBuffer {
    return FfiConverterTypeNoteAnchor.lower(value)
}


// Note that we don't yet support `indirect` for enums.
// See https://github.com/mozilla/uniffi-rs/issues/396 for further discussion.

public enum PreviewMode: Equatable, Hashable {
    
    case nativeReader
    case platformPreview
    case externalOpen
    case unsupported





}

#if compiler(>=6)
extension PreviewMode: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypePreviewMode: FfiConverterRustBuffer {
    typealias SwiftType = PreviewMode

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> PreviewMode {
        let variant: Int32 = try readInt(&buf)
        switch variant {
        
        case 1: return .nativeReader
        
        case 2: return .platformPreview
        
        case 3: return .externalOpen
        
        case 4: return .unsupported
        
        default: throw UniffiInternalError.unexpectedEnumCase
        }
    }

    public static func write(_ value: PreviewMode, into buf: inout [UInt8]) {
        switch value {
        
        
        case .nativeReader:
            writeInt(&buf, Int32(1))
        
        
        case .platformPreview:
            writeInt(&buf, Int32(2))
        
        
        case .externalOpen:
            writeInt(&buf, Int32(3))
        
        
        case .unsupported:
            writeInt(&buf, Int32(4))
        
        }
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypePreviewMode_lift(_ buf: RustBuffer) throws -> PreviewMode {
    return try FfiConverterTypePreviewMode.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypePreviewMode_lower(_ value: PreviewMode) -> RustBuffer {
    return FfiConverterTypePreviewMode.lower(value)
}


// Note that we don't yet support `indirect` for enums.
// See https://github.com/mozilla/uniffi-rs/issues/396 for further discussion.

public enum ReadingEvent: Equatable, Hashable {
    
    case materialOpened(materialId: String, timestampMs: Int64
    )
    case materialClosed(materialId: String, timestampMs: Int64, activeSeconds: UInt32
    )
    case positionChanged(materialId: String, position: ReadingPosition, timestampMs: Int64
    )
    case heartbeat(materialId: String, activeSeconds: UInt32, position: ReadingPosition?, timestampMs: Int64
    )
    case markedAsRead(materialId: String, timestampMs: Int64
    )





}

#if compiler(>=6)
extension ReadingEvent: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeReadingEvent: FfiConverterRustBuffer {
    typealias SwiftType = ReadingEvent

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> ReadingEvent {
        let variant: Int32 = try readInt(&buf)
        switch variant {
        
        case 1: return .materialOpened(materialId: try FfiConverterString.read(from: &buf), timestampMs: try FfiConverterInt64.read(from: &buf)
        )
        
        case 2: return .materialClosed(materialId: try FfiConverterString.read(from: &buf), timestampMs: try FfiConverterInt64.read(from: &buf), activeSeconds: try FfiConverterUInt32.read(from: &buf)
        )
        
        case 3: return .positionChanged(materialId: try FfiConverterString.read(from: &buf), position: try FfiConverterTypeReadingPosition.read(from: &buf), timestampMs: try FfiConverterInt64.read(from: &buf)
        )
        
        case 4: return .heartbeat(materialId: try FfiConverterString.read(from: &buf), activeSeconds: try FfiConverterUInt32.read(from: &buf), position: try FfiConverterOptionTypeReadingPosition.read(from: &buf), timestampMs: try FfiConverterInt64.read(from: &buf)
        )
        
        case 5: return .markedAsRead(materialId: try FfiConverterString.read(from: &buf), timestampMs: try FfiConverterInt64.read(from: &buf)
        )
        
        default: throw UniffiInternalError.unexpectedEnumCase
        }
    }

    public static func write(_ value: ReadingEvent, into buf: inout [UInt8]) {
        switch value {
        
        
        case let .materialOpened(materialId,timestampMs):
            writeInt(&buf, Int32(1))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterInt64.write(timestampMs, into: &buf)
            
        
        case let .materialClosed(materialId,timestampMs,activeSeconds):
            writeInt(&buf, Int32(2))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterInt64.write(timestampMs, into: &buf)
            FfiConverterUInt32.write(activeSeconds, into: &buf)
            
        
        case let .positionChanged(materialId,position,timestampMs):
            writeInt(&buf, Int32(3))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterTypeReadingPosition.write(position, into: &buf)
            FfiConverterInt64.write(timestampMs, into: &buf)
            
        
        case let .heartbeat(materialId,activeSeconds,position,timestampMs):
            writeInt(&buf, Int32(4))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterUInt32.write(activeSeconds, into: &buf)
            FfiConverterOptionTypeReadingPosition.write(position, into: &buf)
            FfiConverterInt64.write(timestampMs, into: &buf)
            
        
        case let .markedAsRead(materialId,timestampMs):
            writeInt(&buf, Int32(5))
            FfiConverterString.write(materialId, into: &buf)
            FfiConverterInt64.write(timestampMs, into: &buf)
            
        }
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeReadingEvent_lift(_ buf: RustBuffer) throws -> ReadingEvent {
    return try FfiConverterTypeReadingEvent.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeReadingEvent_lower(_ value: ReadingEvent) -> RustBuffer {
    return FfiConverterTypeReadingEvent.lower(value)
}


// Note that we don't yet support `indirect` for enums.
// See https://github.com/mozilla/uniffi-rs/issues/396 for further discussion.

public enum ReadingPosition: Equatable, Hashable {
    
    case markdown(blockId: String, scrollProgress: Float
    )
    case text(lineNumber: UInt32, scrollProgress: Float
    )
    case pdf(pageNumber: UInt32, pageProgress: Float, overallProgress: Float
    )
    case image(zoomScale: Float, offsetX: Float, offsetY: Float
    )
    case epub(chapterId: String, chapterProgress: Float, overallProgress: Float
    )
    case unknown





}

#if compiler(>=6)
extension ReadingPosition: Sendable {}
#endif

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public struct FfiConverterTypeReadingPosition: FfiConverterRustBuffer {
    typealias SwiftType = ReadingPosition

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> ReadingPosition {
        let variant: Int32 = try readInt(&buf)
        switch variant {
        
        case 1: return .markdown(blockId: try FfiConverterString.read(from: &buf), scrollProgress: try FfiConverterFloat.read(from: &buf)
        )
        
        case 2: return .text(lineNumber: try FfiConverterUInt32.read(from: &buf), scrollProgress: try FfiConverterFloat.read(from: &buf)
        )
        
        case 3: return .pdf(pageNumber: try FfiConverterUInt32.read(from: &buf), pageProgress: try FfiConverterFloat.read(from: &buf), overallProgress: try FfiConverterFloat.read(from: &buf)
        )
        
        case 4: return .image(zoomScale: try FfiConverterFloat.read(from: &buf), offsetX: try FfiConverterFloat.read(from: &buf), offsetY: try FfiConverterFloat.read(from: &buf)
        )
        
        case 5: return .epub(chapterId: try FfiConverterString.read(from: &buf), chapterProgress: try FfiConverterFloat.read(from: &buf), overallProgress: try FfiConverterFloat.read(from: &buf)
        )
        
        case 6: return .unknown
        
        default: throw UniffiInternalError.unexpectedEnumCase
        }
    }

    public static func write(_ value: ReadingPosition, into buf: inout [UInt8]) {
        switch value {
        
        
        case let .markdown(blockId,scrollProgress):
            writeInt(&buf, Int32(1))
            FfiConverterString.write(blockId, into: &buf)
            FfiConverterFloat.write(scrollProgress, into: &buf)
            
        
        case let .text(lineNumber,scrollProgress):
            writeInt(&buf, Int32(2))
            FfiConverterUInt32.write(lineNumber, into: &buf)
            FfiConverterFloat.write(scrollProgress, into: &buf)
            
        
        case let .pdf(pageNumber,pageProgress,overallProgress):
            writeInt(&buf, Int32(3))
            FfiConverterUInt32.write(pageNumber, into: &buf)
            FfiConverterFloat.write(pageProgress, into: &buf)
            FfiConverterFloat.write(overallProgress, into: &buf)
            
        
        case let .image(zoomScale,offsetX,offsetY):
            writeInt(&buf, Int32(4))
            FfiConverterFloat.write(zoomScale, into: &buf)
            FfiConverterFloat.write(offsetX, into: &buf)
            FfiConverterFloat.write(offsetY, into: &buf)
            
        
        case let .epub(chapterId,chapterProgress,overallProgress):
            writeInt(&buf, Int32(5))
            FfiConverterString.write(chapterId, into: &buf)
            FfiConverterFloat.write(chapterProgress, into: &buf)
            FfiConverterFloat.write(overallProgress, into: &buf)
            
        
        case .unknown:
            writeInt(&buf, Int32(6))
        
        }
    }
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeReadingPosition_lift(_ buf: RustBuffer) throws -> ReadingPosition {
    return try FfiConverterTypeReadingPosition.lift(buf)
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
public func FfiConverterTypeReadingPosition_lower(_ value: ReadingPosition) -> RustBuffer {
    return FfiConverterTypeReadingPosition.lower(value)
}


#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterOptionUInt32: FfiConverterRustBuffer {
    typealias SwiftType = UInt32?

    public static func write(_ value: SwiftType, into buf: inout [UInt8]) {
        guard let value = value else {
            writeInt(&buf, Int8(0))
            return
        }
        writeInt(&buf, Int8(1))
        FfiConverterUInt32.write(value, into: &buf)
    }

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> SwiftType {
        switch try readInt(&buf) as Int8 {
        case 0: return nil
        case 1: return try FfiConverterUInt32.read(from: &buf)
        default: throw UniffiInternalError.unexpectedOptionalTag
        }
    }
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterOptionString: FfiConverterRustBuffer {
    typealias SwiftType = String?

    public static func write(_ value: SwiftType, into buf: inout [UInt8]) {
        guard let value = value else {
            writeInt(&buf, Int8(0))
            return
        }
        writeInt(&buf, Int8(1))
        FfiConverterString.write(value, into: &buf)
    }

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> SwiftType {
        switch try readInt(&buf) as Int8 {
        case 0: return nil
        case 1: return try FfiConverterString.read(from: &buf)
        default: throw UniffiInternalError.unexpectedOptionalTag
        }
    }
}

#if swift(>=5.8)
@_documentation(visibility: private)
#endif
fileprivate struct FfiConverterOptionTypeReadingPosition: FfiConverterRustBuffer {
    typealias SwiftType = ReadingPosition?

    public static func write(_ value: SwiftType, into buf: inout [UInt8]) {
        guard let value = value else {
            writeInt(&buf, Int8(0))
            return
        }
        writeInt(&buf, Int8(1))
        FfiConverterTypeReadingPosition.write(value, into: &buf)
    }

    public static func read(from buf: inout (data: Data, offset: Data.Index)) throws -> SwiftType {
        switch try readInt(&buf) as Int8 {
        case 0: return nil
        case 1: return try FfiConverterTypeReadingPosition.read(from: &buf)
        default: throw UniffiInternalError.unexpectedOptionalTag
        }
    }
}

private enum InitializationResult {
    case ok
    case contractVersionMismatch
    case apiChecksumMismatch
}
// Use a global variable to perform the versioning checks. Swift ensures that
// the code inside is only computed once.
private let initializationResult: InitializationResult = {
    // Get the bindings contract version from our ComponentInterface
    let bindings_contract_version = 30
    // Get the scaffolding contract version by calling the into the dylib
    let scaffolding_contract_version = ffi_zx_document_ffi_uniffi_contract_version()
    if bindings_contract_version != scaffolding_contract_version {
        return InitializationResult.contractVersionMismatch
    }

    return InitializationResult.ok
}()

// Make the ensure init function public so that other modules which have external type references to
// our types can call it.
public func uniffiEnsureZxDocumentFfiInitialized() {
    switch initializationResult {
    case .ok:
        break
    case .contractVersionMismatch:
        fatalError("UniFFI contract version mismatch: try cleaning and rebuilding your project")
    case .apiChecksumMismatch:
        fatalError("UniFFI API checksum mismatch: try cleaning and rebuilding your project")
    }
}

// swiftlint:enable all