feat(shift): add ShiftPatternStorage for persistence
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core/src/main/kotlin/plus/rua/project/ShiftPatternStorage.kt
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79
core/src/main/kotlin/plus/rua/project/ShiftPatternStorage.kt
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package plus.rua.project
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import android.content.Context
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import android.content.SharedPreferences
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import kotlinx.datetime.LocalDate
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/**
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* 个人轮班设置持久化。照抄 [DateCheckerStorage] 模式。
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*
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* 编码格式(无 JSON 依赖):
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* - 锚点:ISO 日期串 "2026-07-08"
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* - 周期:逗号分隔的 1/0 串 "1,1,0,0"(1=WORK,0=OFF)
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* - overrides/breaks:逗号分隔的 "日期:值" 对
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* - overrides 值:1=WORK,0=OFF
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* - breaks 值:cycleOffset(整数)
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*/
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class ShiftPatternStorage(private val prefs: SharedPreferences) {
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companion object {
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private const val KEY_ANCHOR = "shift_anchor"
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private const val KEY_CYCLE = "shift_cycle"
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private const val KEY_OVERRIDES = "shift_overrides"
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private const val KEY_BREAKS = "shift_breaks"
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private const val SEP = ","
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fun fromContext(context: Context): ShiftPatternStorage =
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ShiftPatternStorage(
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context.getSharedPreferences("shift_pattern", Context.MODE_PRIVATE)
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)
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}
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fun save(pattern: ShiftPattern) {
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val cycleStr = pattern.cycle.joinToString(SEP) { if (it == ShiftKind.WORK) "1" else "0" }
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val overridesStr = pattern.overrides.entries
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.joinToString(SEP) { "${it.key}:${if (it.value == ShiftKind.WORK) 1 else 0}" }
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val breaksStr = pattern.phaseBreaks
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.joinToString(SEP) { "${it.date}:${it.cycleOffset}" }
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prefs.edit()
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.putString(KEY_ANCHOR, pattern.anchorDate.toString())
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.putString(KEY_CYCLE, cycleStr)
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.putString(KEY_OVERRIDES, overridesStr)
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.putString(KEY_BREAKS, breaksStr)
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.apply()
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}
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fun load(): ShiftPattern? {
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val anchorStr = prefs.getString(KEY_ANCHOR, null) ?: return null
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val cycleStr = prefs.getString(KEY_CYCLE, null) ?: return null
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return try {
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val anchor = LocalDate.parse(anchorStr)
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val cycle = cycleStr.split(SEP).map { if (it.trim() == "1") ShiftKind.WORK else ShiftKind.OFF }
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val overrides = parseOverrides(prefs.getString(KEY_OVERRIDES, null))
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val breaks = parseBreaks(prefs.getString(KEY_BREAKS, null))
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ShiftPattern(anchor, cycle, overrides, breaks)
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} catch (e: Exception) {
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null
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}
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}
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private fun parseOverrides(s: String?): Map<LocalDate, ShiftKind> {
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if (s.isNullOrBlank()) return emptyMap()
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return s.split(SEP).associate { pair ->
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val parts = pair.split(":")
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LocalDate.parse(parts[0]) to (if (parts[1].trim() == "1") ShiftKind.WORK else ShiftKind.OFF)
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}
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}
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private fun parseBreaks(s: String?): List<PhaseBreak> {
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if (s.isNullOrBlank()) return emptyList()
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return s.split(SEP).map { pair ->
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val parts = pair.split(":")
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PhaseBreak(LocalDate.parse(parts[0]), parts[1].trim().toInt())
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}
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}
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fun clear() {
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prefs.edit().clear().apply()
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}
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}
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132
core/src/test/kotlin/plus/rua/project/ShiftPatternStorageTest.kt
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132
core/src/test/kotlin/plus/rua/project/ShiftPatternStorageTest.kt
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package plus.rua.project
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import android.content.SharedPreferences
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import kotlinx.datetime.LocalDate
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import kotlin.test.Test
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import kotlin.test.assertEquals
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import kotlin.test.assertNull
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class ShiftPatternStorageTest {
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private val prefs = ShiftPatternTestPrefs()
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private val storage = ShiftPatternStorage(prefs)
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@Test
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fun load_noSavedData_returnsNull() {
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storage.clear()
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assertNull(storage.load())
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}
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@Test
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fun saveAndLoad_roundTrips_basicPattern() {
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storage.clear()
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val pattern = ShiftPattern(
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anchorDate = LocalDate(2026, 5, 15),
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cycle = listOf(ShiftKind.WORK, ShiftKind.WORK, ShiftKind.OFF, ShiftKind.OFF)
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)
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storage.save(pattern)
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val result = storage.load()
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assertEquals(pattern, result)
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}
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@Test
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fun saveAndLoad_roundTrips_withOverridesAndBreaks() {
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storage.clear()
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val pattern = ShiftPattern(
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anchorDate = LocalDate(2026, 7, 8),
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cycle = listOf(ShiftKind.WORK, ShiftKind.WORK, ShiftKind.OFF, ShiftKind.OFF),
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overrides = mapOf(
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LocalDate(2026, 7, 12) to ShiftKind.OFF,
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LocalDate(2026, 7, 14) to ShiftKind.WORK
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),
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phaseBreaks = listOf(PhaseBreak(LocalDate(2026, 7, 18), 0))
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)
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storage.save(pattern)
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val result = storage.load()
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assertEquals(pattern, result)
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}
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@Test
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fun saveAndLoad_emptyOverridesAndBreaks() {
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storage.clear()
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val pattern = ShiftPattern(
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anchorDate = LocalDate(2026, 5, 15),
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cycle = listOf(ShiftKind.WORK, ShiftKind.OFF),
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overrides = emptyMap(),
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phaseBreaks = emptyList()
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)
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storage.save(pattern)
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assertEquals(pattern, storage.load())
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}
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}
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// 复制自 DateCheckerStorageTest(其为 private,无法共享);重命名以避免同包下 private 类同名冲突
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private class ShiftPatternTestPrefs : SharedPreferences {
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private val data = mutableMapOf<String, Any?>()
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override fun getAll(): Map<String, *> = data.toMap()
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override fun getString(key: String, defValue: String?): String? =
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data[key] as? String ?: defValue
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override fun getStringSet(key: String, defValues: Set<String>?): Set<String>? =
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data[key] as? Set<String> ?: defValues
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override fun getInt(key: String, defValue: Int): Int =
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data[key] as? Int ?: defValue
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override fun getLong(key: String, defValue: Long): Long =
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data[key] as? Long ?: defValue
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override fun getFloat(key: String, defValue: Float): Float =
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data[key] as? Float ?: defValue
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override fun getBoolean(key: String, defValue: Boolean): Boolean =
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data[key] as? Boolean ?: defValue
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override fun contains(key: String): Boolean = data.containsKey(key)
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override fun edit(): SharedPreferences.Editor = ShiftPatternTestPrefsEditor(data)
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override fun registerOnSharedPreferenceChangeListener(listener: SharedPreferences.OnSharedPreferenceChangeListener?) {}
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override fun unregisterOnSharedPreferenceChangeListener(listener: SharedPreferences.OnSharedPreferenceChangeListener?) {}
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}
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private class ShiftPatternTestPrefsEditor(private val data: MutableMap<String, Any?>) : SharedPreferences.Editor {
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private val pending = mutableMapOf<String, Any?>()
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private var clearPending = false
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override fun putString(key: String, value: String?): SharedPreferences.Editor = apply {
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pending[key] = value
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}
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override fun putStringSet(key: String, values: Set<String>?): SharedPreferences.Editor = apply {
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pending[key] = values
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}
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override fun putInt(key: String, value: Int): SharedPreferences.Editor = apply { pending[key] = value }
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override fun putLong(key: String, value: Long): SharedPreferences.Editor = apply { pending[key] = value }
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override fun putFloat(key: String, value: Float): SharedPreferences.Editor = apply { pending[key] = value }
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override fun putBoolean(key: String, value: Boolean): SharedPreferences.Editor = apply { pending[key] = value }
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override fun remove(key: String): SharedPreferences.Editor = apply { pending[key] = null }
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override fun clear(): SharedPreferences.Editor = apply { clearPending = true }
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override fun commit(): Boolean {
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apply()
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return true
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}
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override fun apply() {
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if (clearPending) {
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data.clear()
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clearPending = false
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}
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data.putAll(pending)
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pending.clear()
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}
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}
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