Bimba.git

ref: master

app/src/main/java/xyz/apiote/bimba/czwek/units/TGM.kt


  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
// SPDX-FileCopyrightText: Adam Evyčędo
//
// SPDX-License-Identifier: AGPL-3.0-or-later

package xyz.apiote.bimba.czwek.units

import android.content.Context
import xyz.apiote.bimba.czwek.R
import java.text.NumberFormat
import kotlin.math.abs
import kotlin.math.pow


class TGM(base: Int) : UnitSystem(base) {
	override fun timeUnit(count: Long): TimeUnit = Tim(count)
	override fun timeUnit(other: TimeUnit): TimeUnit = Tim(other)

	override fun speedUnit(count: Double): SpeedUnit = Vlos(count)
	override fun speedUnit(other: SpeedUnit): SpeedUnit = Vlos(other)

	override fun distanceUnit(count: Double): DistanceUnit = Grafut(count)
	override fun distanceUnit(other: DistanceUnit): DistanceUnit = Grafut(other)

	override fun toString(context: Context, s: SpeedUnit): String = s.toString(context, base)
	override fun toString(context: Context, t: TimeUnit): String = t.toString(context, base)
	override fun toString(context: Context, d: DistanceUnit): String = d.toString(context, base)
}

class Tim(val tims: Long) : TimeUnit {
	constructor(other: TimeUnit) : this((other.milliseconds() * 144 / 25 / 1000))

	override fun milliseconds(): Long = tims * 25 * 1000 / 144
	override fun toString(context: Context, base: Int): String {
		val res = if (tims < 0) {
			R.string.time_in_tm_past
		} else {
			R.string.time_in_tm
		}
		val (t, m) = if (tims > base.toDouble().pow(4)) {
			Pair(tims / base.toDouble().pow(4).toInt(), "")
		} else {
			Pair(tims / base.toDouble().pow(2).toInt(), "²")
		}
		return if (base == 10) {
			context.getString(
				res,
				NumberFormat.getInstance().apply { maximumFractionDigits = 2 }.format(abs(t)),
				m
			)
		} else {
			context.getString(
				res,
				abs(t).toString(12).lowercase().replace("a", "").replace("b", ""),
				m
			)
		}
	}

	override fun contentDescription(context: Context, base: Int): String {
		return if (base == 10) {
			context.resources.getQuantityString(
				R.plurals.time_in_tm_cd,
				tims.toInt(),
				tims.toInt()
			)
		} else {
			if (tims > base.toDouble().pow(4)) {
				val t = tims / base.toDouble().pow(4)
				context.resources.getQuantityString(
					R.plurals.time_in_4tm_12_cd,
					t.toInt(),
					t.toInt().toDozenalString(context)
				)
			} else {
				val t = tims / base.toDouble().pow(2)
				context.resources.getQuantityString(
					R.plurals.time_in_2tm_12_cd,
					t.toInt(),
					t.toInt().toDozenalString(context)
				)
			}
		}
	}
}

class Grafut(val grafut: Double) : DistanceUnit {
	constructor(other: DistanceUnit) : this(other.meters() / .295682912)

	override fun meters(): Double = grafut * .295682912

	override fun toString(context: Context, base: Int): String {
		val (g, m) = if (grafut > base.toDouble().pow(3)) {
			Pair(grafut / base.toDouble().pow(3), "³")
		} else {
			Pair(grafut, "")
		}

		return if (base == 10) {
			context.getString(
				R.string.distance_in_gf,
				NumberFormat.getInstance().apply { maximumFractionDigits = 2 }.format(g),
				m
			)
		} else {
			context.getString(
				R.string.distance_in_gf,
				g.toString(12, 2).lowercase().replace("a", "").replace("b", ""),
				m
			)
		}
	}

	override fun contentDescription(context: Context, base: Int): String {
		return if (base == 10) {
			context.resources.getQuantityString(
				R.plurals.distance_in_gf_cd,
				grafut.toInt(),
				grafut.toInt()
			)
		} else {
			if (grafut > base.toDouble().pow(3)) {
				val g = grafut / base.toDouble().pow(3)
				context.resources.getQuantityString(
					R.plurals.distance_in_3gf_12_cd,
					g.toInt(),
					g.toInt().toDozenalString(context)
				)
			} else {
				context.resources.getQuantityString(
					R.plurals.distance_in_gf_12_cd,
					grafut.toInt(),
					grafut.toInt().toDozenalString(context)
				)
			}
		}
	}
}

class Vlos(val vlos: Double) : SpeedUnit {
	constructor(other: SpeedUnit) : this(other.mps() / 1.703133986928105)

	override fun mps(): Double = vlos * 1.703133986928105
	override fun contentDescription(context: Context, base: Int): String {
		return if (base == 10) {
			context.resources.getQuantityString(
				R.plurals.speed_in_vl_cd,
				vlos.toInt(),
				vlos.toInt()
			)
		} else {
			context.resources.getQuantityString(
				R.plurals.speed_in_vl_12_cd,
				vlos.toInt(),
				vlos.toInt().toDozenalString(context)
			)
		}
	}

	override fun toString(context: Context, base: Int): String {
		return context.getString(R.string.speed_in_vl, vlos.toString(base, 3).lowercase())
	}
}

fun Double.toString(radix: Int, precision: Int): String {
	var x = this
	var result = ""
	if (x < 0) {
		result = "-"
		x = -x
	}
	result += x.toInt().toString(radix)
	var frac = (x - x.toInt())
	var digits = 0
	while (frac > 0 && digits < precision) {
		if (digits == 0) result += if (radix == 12) "·" else NumberFormat.getInstance().apply { maximumFractionDigits = 1 }.format(0.5).replace(Regex("[0-9]"), "")
		frac *= radix
		result += frac.toInt().toString(radix)
		frac -= frac.toInt()
		digits++
	}
	return result.lowercase().replace("a", "").replace("b", "")
}

fun Int.toDozenalString(context: Context): String {
	if (this == 0) {
		return context.resources.getStringArray(R.array.dozenal_digits)[0]
	}
	val r = StringBuilder()
	var n = this
	val digits = context.resources.getStringArray(R.array.dozenal_digits)
	val multipliers = context.resources.getStringArray(R.array.dozenal_multipliers)
	var i = 0
	while (n > 0) {
		val u = n % 12
		if (u != 0) {
			r.insert(0, " ")
			r.insert(0, multipliers[i])
			r.insert(0, " ")
			r.insert(0, digits[u])
		}
		n /= 12
		i++
	}
	return r.toString().trim()
}