Colfer.dart

// Code generated by colf(1); DO NOT EDIT.
// The compiler used schema file demo.colf for package demo.

/// Package demo offers a demonstration.
/// These comment lines will end up in the generated code.
import 'dart:convert';
import 'dart:typed_data';
import 'package:collection/collection.dart';
import 'package:quiver/core.dart';

/// The upper limit for serial byte sizes.
const colferSizeMax = 16 * 1024 * 1024;

/// The upper limit for the number of elements in a list.
const colferListMax = 64 * 1024;

/// Course is the grounds where the game of golf is played.
class Course {
  Course({
    this.iD = 0,
    this.name = '',
    List<Hole>? holes,
    Uint8List? image,
    List<String>? tags,
  })  : holes = holes ?? [],
        image = image ?? Uint8List(0),
        tags = tags ?? [];

  int iD;

  String name;

  List<Hole?> holes;

  Uint8List image;

  List<String> tags;

  @override
  bool operator ==(Object other) =>
      (other is Course) &&
      other.iD == iD &&
      other.name == name &&
      const IterableEquality().equals(other.holes, holes) &&
      const IterableEquality().equals(other.image, image) &&
      const IterableEquality().equals(other.tags, tags);

  @override
  String toString() => 'class Course {'
      'iD: ${iD.toString()}'
      ', name: "$name"'
      ', holes: List<Hole>${holes.toString()}'
      ', image: ${image.toString()}'
      ', tags: [${tags.isNotEmpty ? "\"tags.join('\", \"')}" : ""}]';

  @override
  int get hashCode => hashObjects([iD, name, holes, image, tags]);

  /// Returns an over estimatation of marshal length.
  ///
  /// Throws [RangeError] if the size of a list exceeds [colferListMax].
  /// Returns an over estimated length for the required buffer. String
  /// characters are counted for 4 bytes, everything has its exact size.
  int marshalLen() {
    int _l = 1;
    {
      int _x = iD;
      if (_x < 0 || 0x2000000000000 <= _x) {
        _l += 9;
      } else if (_x != 0) {
        for (_l += 2; _x >= 0x80; _l++) {
          _x >>= 7;
        }
      }
    }
    {
      int _x = name.length;
      if (_x != 0) {
        _x *= 4;
        for (_l += _x + 2; _x >= 0x80; _l++) {
          _x >>= 7;
        }
      }
    }
    {
      int _x = holes.length;
      if (_x != 0) {
        if (_x > colferListMax) {
          throw RangeError.range(_x, null, colferListMax, 'demo.course.holes', 'colfer');
        }
        for (_l += 2; _x >= 0x80; _l++) {
          _x >>= 7;
        }
        for (final _v in holes) {
          if (_v == null) {
            _l++;
            continue;
          }
          _l += _v.marshalLen();
        }
      }
    }
    {
      int _x = image.length;
      if (_x != 0) {
        for (_l += _x + 2; _x >= 0x80; _l++) {
          _x >>= 7;
        }
      }
    }
    {
      int _x = tags.length;
      if (_x != 0) {
        if (_x > colferListMax) {
          throw RangeError.range(_x, null, colferListMax, 'demo.course.tags', 'colfer');
        }
        for (_l += 2; _x >= 0x80; _l++) {
          _x >>= 7;
        }
        for (final _a in tags) {
          _x = _a.length;
          _x *= 4;
          for (_l += _x + 1; _x >= 0x80; _l++) {
            _x >>= 7;
          }
        }
      }
    }
    if (_l > colferSizeMax) {
      return colferSizeMax;
    }
    return _l;
  }

  /// Encodes as Colfer into [_buf].
  ///
  /// Throws [RangeError] if uint8, uint16, uint32 or int32 value overflows or
  /// underflows, or when the size of a list exceeds [colferListMax], or if a
  /// text, binary, or [_buf] exceeds [colferSizeMax]. Returns the number of
  /// bytes written.
  int marshalTo(Uint8List _buf) {
    var _view = _buf.buffer.asByteData();
    int _i = 0;
    {
      int _x = iD;
      if (_x != 0) {
        if (0 < _x && _x < 0x2000000000000) {
          _buf[_i] = 0;
          _i++;
          while (_x > 127) {
            _buf[_i] = (_x & 127) | 128;
            _i++;
            _x >>= 7;
          }
          _buf[_i] = _x;
          _i++;
        } else {
          _buf[_i] = 0 | 128;
          _view.setInt64(_i + 1, _x);
          _i += 9;
        }
      }
    }
    {
      int _x = name.length;
      if (_x > 0) {
        _buf[_i] = 1;
        _i++;
        var _v = utf8.encode(name);
        _x = _v.length;
        while (_x > 127) {
          _buf[_i] = (_x & 127) | 128;
          _i++;
          _x >>= 7;
        }
        _buf[_i] = _x;
        _buf.setAll(_i + 1, _v);
        _i += 1 + _v.length;
      }
    }
    {
      int _x = holes.length;
      if (_x > 0) {
        if (_x > colferListMax) {
          throw RangeError.range(_x, null, colferListMax, 'demo.course.holes', 'colfer');
        }
        _buf[_i] = 2;
        _i++;
        while (_x > 127) {
          _buf[_i] = (_x & 127) | 128;
          _i++;
          _x >>= 7;
        }
        _buf[_i] = _x;
        _i++;
        for (var _vi in holes) {
          _vi ??= Hole();
          _i += _vi.marshalTo(Uint8List.view(_buf.buffer, _i));
        }
      }
    }
    {
      int _x = image.length;
      if (_x > 0) {
        _buf[_i] = 3;
        _i++;
        var _v = image;
        _x = _v.length;
        while (_x > 127) {
          _buf[_i] = (_x & 127) | 128;
          _i++;
          _x >>= 7;
        }
        _buf[_i] = _x;
        _buf.setAll(_i + 1, _v);
        _i += 1 + _v.length;
      }
    }
    {
      int _x = tags.length;
      if (_x > 0) {
        if (_x > colferListMax) {
          throw RangeError.range(_x, null, colferListMax, 'demo.course.tags', 'colfer');
        }
        _buf[_i] = 4;
        _i++;
        while (_x > 127) {
          _buf[_i] = (_x & 127) | 128;
          _i++;
          _x >>= 7;
        }
        _buf[_i] = _x;
        _i++;
        for (final _vi in tags) {
          var _v = utf8.encode(_vi);
          _x = _v.length;
          while (_x > 127) {
            _buf[_i] = (_x & 127) | 128;
            _i++;
            _x >>= 7;
          }
          _buf[_i] = _x;
          _buf.setAll(_i + 1, _v);
          _i += 1 + _v.length;
        }
      }
    }

    _buf[_i] = 127;
    _i++;
    if (_i > colferSizeMax) {
      throw RangeError.range(_i, null, colferSizeMax, 'demo.course', 'colfer');
    }
    return _i;
  }

  /// Decodes [_data] as Colfer.
  ///
  /// Throws [RangeError] if there is an unexpexted end of data, if a list
  /// exceeds [colferListMax], or if a text, binary or [_data] exceeds
  /// [colferSizeMax]. Throws [StateError] if ending header mismatches.
  /// Returns the number of bytes read.
  int unmarshal(Uint8List _data) {
    int _header = 0;
    int _i = 0;
    var _view = ByteData.view(_data.buffer);
    _header = _data[_i];
    _i++;

    if (_header == 0) {
      int _c = _data[_i];
      _i++;
      if (_c >= 0x80) {
        _c &= 0x7f;
        for (int _shift = 7;; _shift += 7) {
          int _b = _data[_i];
          _i++;
          if (_b < 0x80 || _shift == 56) {
            _c |= _b << _shift;
            break;
          }
          _c |= (_b & 0x7f) << _shift;
        }
      }
      iD = _c;
      _header = _data[_i];
      _i++;
    } else if (_header == (0 | 128)) {
      int _v = _view.getUint32(_i) * 0x100000000;
      _v += _view.getUint32(_i + 4);
      iD = _v;
      _header = _data[_i + 8];
      _i += 9;
    }

    if (_header == 1) {
      int _size = _data[_i];
      _i++;
      if (_size >= 0x80) {
        _size &= 0x7f;
        for (int _shift = 7;; _shift += 7) {
          int _b = _data[_i];
          _i++;
          if (_b < 0x80 || _shift == 56) {
            _size |= _b << _shift;
            break;
          }
          _size |= (_b & 0x7f) << _shift;
        }
      }
      if (_size < 0 || _size > colferSizeMax) {
        throw RangeError.range(_size, 0, colferSizeMax, 'demo.course.name', 'colfer');
      }

      int _s = _i;
      _i += _size;
      name = utf8.decode(_data.sublist(_s, _i));
      _header = _data[_i];
      _i++;
    }

    if (_header == 2) {
      int _c = _data[_i];
      _i++;
      if (_c >= 0x80) {
        _c &= 0x7f;
        for (int _shift = 7;; _shift += 7) {
          int _b = _data[_i];
          _i++;
          if (_b < 0x80 || _shift == 56) {
            _c |= _b << _shift;
            break;
          }
          _c |= (_b & 0x7f) << _shift;
        }
      }
      if (_c < 0 || _c > colferListMax) {
        throw RangeError.range(_c, 0, colferListMax, 'demo.course.holes', 'colfer');
      }

      if (holes.length != _c) {
        holes = List<Hole>.filled(_c, Hole());
      }
      for (var _ci in holes) {
        _ci ??= Hole();
        _i += _ci.unmarshal(_data.sublist(_i));
      }
      _header = _data[_i];
      _i++;
    }

    if (_header == 3) {
      int _size = _data[_i];
      _i++;
      if (_size >= 0x80) {
        _size &= 0x7f;
        for (int _shift = 7;; _shift += 7) {
          int _b = _data[_i];
          _i++;
          if (_b < 0x80 || _shift == 56) {
            _size |= _b << _shift;
            break;
          }
          _size |= (_b & 0x7f) << _shift;
        }
      }
      if (_size < 0 || _size > colferSizeMax) {
        throw RangeError.range(_size, 0, colferSizeMax, 'demo.course.image', 'colfer');
      }

      int _start = _i;
      _i += _size;
      image = _data.sublist(_start, _i);
      _header = _data[_i];
      _i++;
    }

    if (_header == 4) {
      int _c = _data[_i];
      _i++;
      if (_c >= 0x80) {
        _c &= 0x7f;
        for (int _shift = 7;; _shift += 7) {
          int _b = _data[_i];
          _i++;
          if (_b < 0x80 || _shift == 56) {
            _c |= _b << _shift;
            break;
          }
          _c |= (_b & 0x7f) << _shift;
        }
      }
      if (_c < 0 || _c > colferListMax) {
        throw RangeError.range(_c, 0, colferListMax, 'demo.course.tags', 'colfer');
      }

      if (tags.length != _c) {
        tags = List<String>.filled(_c, '');
      }
      for (int _ci = 0; _ci < _c; _ci++) {
        int _size = _data[_i];
        _i++;
        if (_size >= 0x80) {
          _size &= 0x7f;
          for (int _shift = 7;; _shift += 7) {
            int _b = _data[_i];
            _i++;
            if (_b < 0x80 || _shift == 56) {
              _size |= _b << _shift;
              break;
            }
            _size |= (_b & 0x7f) << _shift;
          }
        }
        if (_size < 0 || _size > colferSizeMax) {
          throw RangeError.range(_size, 0, colferSizeMax, 'demo.course.tags', 'colfer');
        }

        int _s = _i;
        _i += _size;
        tags[_ci] = utf8.decode(_data.sublist(_s, _i));
      }
      _header = _data[_i];
      _i++;
    }

    if (_header != 127) {
      throw StateError('colfer: unknown header $_header at byte ${_i - 1}');
    }
    if (_i > colferSizeMax) {
      throw RangeError.range(_i, null, colferSizeMax, 'demo.course', 'colfer');
    }
    return _i;
  }
}

class Hole {
  Hole({
    this.lat = 0.0,
    this.lon = 0.0,
    this.par = 0,
    this.water = false,
    this.sand = false,
  });

  /// Lat is the latitude of the cup.
  double lat;

  /// Lon is the longitude of the cup.
  double lon;

  /// Par is the difficulty index.
  int par;

  /// Water marks the presence of water.
  bool water;

  /// Sand marks the presence of sand.
  bool sand;

  @override
  bool operator ==(Object other) =>
      (other is Hole) &&
      other.lat == lat &&
      other.lon == lon &&
      other.par == par &&
      other.water == water &&
      other.sand == sand;

  @override
  String toString() => 'class Hole {'
      'lat: ${lat.toString()}'
      ', lon: ${lon.toString()}'
      ', par: ${par.toString()}'
      ', water: ${water.toString()}'
      ', sand: ${sand.toString()}';

  @override
  int get hashCode => hashObjects([lat, lon, par, water, sand]);

  /// Returns an over estimatation of marshal length.
  ///
  /// Throws [RangeError] if the size of a list exceeds [colferListMax].
  /// Returns an over estimated length for the required buffer. String
  /// characters are counted for 4 bytes, everything has its exact size.
  int marshalLen() {
    int _l = 1;
    {
      if (lat != 0) {
        _l += 9;
      }
    }
    {
      if (lon != 0) {
        _l += 9;
      }
    }
    {
      if (par != 0) {
        _l += 2;
      }
    }
    {
      if (water) {
        _l++;
      }
    }
    {
      if (sand) {
        _l++;
      }
    }
    if (_l > colferSizeMax) {
      return colferSizeMax;
    }
    return _l;
  }

  /// Encodes as Colfer into [_buf].
  ///
  /// Throws [RangeError] if uint8, uint16, uint32 or int32 value overflows or
  /// underflows, or when the size of a list exceeds [colferListMax], or if a
  /// text, binary, or [_buf] exceeds [colferSizeMax]. Returns the number of
  /// bytes written.
  int marshalTo(Uint8List _buf) {
    var _view = _buf.buffer.asByteData();
    int _i = 0;
    {
      if (lat != 0) {
        _buf[_i] = 0;
        if (lat.isNaN) {
          _buf[_i + 1] = 0x7f;
          _buf[_i + 2] = 0xf8;
          _buf[_i + 8] = 1;
        } else {
          _view.setFloat64(_i + 1, lat);
        }
        _i += 9;
      }
    }
    {
      if (lon != 0) {
        _buf[_i] = 1;
        if (lon.isNaN) {
          _buf[_i + 1] = 0x7f;
          _buf[_i + 2] = 0xf8;
          _buf[_i + 8] = 1;
        } else {
          _view.setFloat64(_i + 1, lon);
        }
        _i += 9;
      }
    }
    {
      if (par != 0) {
        if (par > 255 || par < 0) {
          throw RangeError.range(par, 0, 255, 'demo.hole.par', 'colfer');
        }
        _buf[_i] = 2;
        _buf[_i + 1] = par;
        _i += 2;
      }
    }
    {
      if (water) {
        _buf[_i] = 3;
        _i++;
      }
    }
    {
      if (sand) {
        _buf[_i] = 4;
        _i++;
      }
    }

    _buf[_i] = 127;
    _i++;
    if (_i > colferSizeMax) {
      throw RangeError.range(_i, null, colferSizeMax, 'demo.hole', 'colfer');
    }
    return _i;
  }

  /// Decodes [_data] as Colfer.
  ///
  /// Throws [RangeError] if there is an unexpexted end of data, if a list
  /// exceeds [colferListMax], or if a text, binary or [_data] exceeds
  /// [colferSizeMax]. Throws [StateError] if ending header mismatches.
  /// Returns the number of bytes read.
  int unmarshal(Uint8List _data) {
    int _header = 0;
    int _i = 0;
    var _view = ByteData.view(_data.buffer);
    _header = _data[_i];
    _i++;

    if (_header == 0) {
      lat = _view.getFloat64(_i);
      _i += 8;
      _header = _data[_i];
      _i++;
    }

    if (_header == 1) {
      lon = _view.getFloat64(_i);
      _i += 8;
      _header = _data[_i];
      _i++;
    }

    if (_header == 2) {
      par = _data[_i];
      _header = _data[_i + 1];
      _i += 2;
    }

    if (_header == 3) {
      water = true;
      _header = _data[_i];
      _i++;
    }

    if (_header == 4) {
      sand = true;
      _header = _data[_i];
      _i++;
    }

    if (_header != 127) {
      throw StateError('colfer: unknown header $_header at byte ${_i - 1}');
    }
    if (_i > colferSizeMax) {
      throw RangeError.range(_i, null, colferSizeMax, 'demo.hole', 'colfer');
    }
    return _i;
  }
}