mirror of
https://github.com/permissionlesstech/bitchat-android.git
synced 2026-07-24 22:45:20 +00:00
feat: geohash bookmarks (iOS parity) (#410)
* Geohash bookmarks (iOS parity): - Add GeohashBookmarksStore (persist bookmarks + friendly names) - Integrate bookmark toggle into LocationChannelsSheet (nearby + bookmarked sections) - Add header toggle for current geohash bookmark - Sample counts for union of nearby + bookmarks while sheet open - Add Geohash.decodeToBounds() to support friendly name resolution - Fix coroutine usage and Gson type inference issues * fix UI * clear bookmarks on triple tap * adjust icons --------- Co-authored-by: callebtc <93376500+callebtc@users.noreply.github.com>
This commit is contained in:
@@ -11,6 +11,8 @@ object Geohash {
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private val base32Chars = "0123456789bcdefghjkmnpqrstuvwxyz".toCharArray()
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private val charToValue: Map<Char, Int> = base32Chars.withIndex().associate { it.value to it.index }
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data class Bounds(val latMin: Double, val latMax: Double, val lonMin: Double, val lonMax: Double)
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/**
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* Encodes the provided coordinates into a geohash string.
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* @param latitude Latitude in degrees (-90...90)
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@@ -69,14 +71,24 @@ object Geohash {
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* @return Pair(latitude, longitude)
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*/
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fun decodeToCenter(geohash: String): Pair<Double, Double> {
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if (geohash.isEmpty()) return 0.0 to 0.0
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val b = decodeToBounds(geohash)
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val latCenter = (b.latMin + b.latMax) / 2
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val lonCenter = (b.lonMin + b.lonMax) / 2
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return latCenter to lonCenter
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}
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/**
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* Decodes a geohash string to bounding box (lat/lon min/max).
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*/
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fun decodeToBounds(geohash: String): Bounds {
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if (geohash.isEmpty()) return Bounds(0.0, 0.0, 0.0, 0.0)
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var latInterval = -90.0 to 90.0
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var lonInterval = -180.0 to 180.0
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var isEven = true
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geohash.lowercase().forEach { ch ->
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val cd = charToValue[ch] ?: return 0.0 to 0.0
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val cd = charToValue[ch] ?: return Bounds(0.0, 0.0, 0.0, 0.0)
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for (mask in intArrayOf(16, 8, 4, 2, 1)) {
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if (isEven) {
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val mid = (lonInterval.first + lonInterval.second) / 2
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@@ -96,9 +108,11 @@ object Geohash {
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isEven = !isEven
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}
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}
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val latCenter = (latInterval.first + latInterval.second) / 2
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val lonCenter = (lonInterval.first + lonInterval.second) / 2
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return latCenter to lonCenter
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return Bounds(
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latMin = minOf(latInterval.first, latInterval.second),
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latMax = maxOf(latInterval.first, latInterval.second),
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lonMin = minOf(lonInterval.first, lonInterval.second),
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lonMax = maxOf(lonInterval.first, lonInterval.second)
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)
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}
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}
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@@ -0,0 +1,233 @@
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package com.bitchat.android.geohash
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import android.content.Context
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import android.location.Geocoder
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import android.location.Location
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import android.location.LocationManager
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import android.util.Log
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import androidx.lifecycle.LiveData
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import androidx.lifecycle.MutableLiveData
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import com.google.gson.Gson
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import com.google.gson.reflect.TypeToken
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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import java.util.Locale
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/**
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* Stores a user-maintained list of bookmarked geohash channels.
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* - Persistence: SharedPreferences (JSON string array)
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* - Semantics: geohashes are normalized to lowercase base32 and de-duplicated
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*/
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class GeohashBookmarksStore private constructor(private val context: Context) {
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companion object {
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private const val TAG = "GeohashBookmarksStore"
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private const val STORE_KEY = "locationChannel.bookmarks"
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private const val NAMES_STORE_KEY = "locationChannel.bookmarkNames"
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@Volatile private var INSTANCE: GeohashBookmarksStore? = null
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fun getInstance(context: Context): GeohashBookmarksStore {
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return INSTANCE ?: synchronized(this) {
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INSTANCE ?: GeohashBookmarksStore(context.applicationContext).also { INSTANCE = it }
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}
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}
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private val allowedChars = "0123456789bcdefghjkmnpqrstuvwxyz".toSet()
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fun normalize(raw: String): String {
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return raw.trim().lowercase(Locale.US)
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.replace("#", "")
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.filter { allowedChars.contains(it) }
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}
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}
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private val gson = Gson()
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private val prefs = context.getSharedPreferences("geohash_prefs", Context.MODE_PRIVATE)
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private val membership = mutableSetOf<String>()
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private val _bookmarks = MutableLiveData<List<String>>(emptyList())
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val bookmarks: LiveData<List<String>> = _bookmarks
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private val _bookmarkNames = MutableLiveData<Map<String, String>>(emptyMap())
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val bookmarkNames: LiveData<Map<String, String>> = _bookmarkNames
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// For throttling / preventing duplicate geocode lookups
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private val resolving = mutableSetOf<String>()
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init { load() }
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fun isBookmarked(geohash: String): Boolean = membership.contains(normalize(geohash))
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fun toggle(geohash: String) {
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val gh = normalize(geohash)
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if (membership.contains(gh)) remove(gh) else add(gh)
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}
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fun add(geohash: String) {
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val gh = normalize(geohash)
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if (gh.isEmpty() || membership.contains(gh)) return
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membership.add(gh)
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_bookmarks.postValue(listOf(gh) + (_bookmarks.value ?: emptyList()))
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persist()
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// Resolve friendly name asynchronously
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resolveNameIfNeeded(gh)
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}
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fun remove(geohash: String) {
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val gh = normalize(geohash)
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if (!membership.contains(gh)) return
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membership.remove(gh)
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_bookmarks.postValue((_bookmarks.value ?: emptyList()).filterNot { it == gh })
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// Remove stored name to avoid stale cache growth
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val names = _bookmarkNames.value?.toMutableMap() ?: mutableMapOf()
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if (names.remove(gh) != null) {
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_bookmarkNames.postValue(names)
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persistNames()
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}
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persist()
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}
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// MARK: - Persistence
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private fun load() {
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try {
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val arrJson = prefs.getString(STORE_KEY, null)
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if (!arrJson.isNullOrEmpty()) {
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val listType = object : TypeToken<List<String>>() {}.type
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val arr = gson.fromJson<List<String>>(arrJson, listType)
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val seen = mutableSetOf<String>()
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val ordered = mutableListOf<String>()
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arr.forEach { raw ->
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val gh = normalize(raw)
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if (gh.isNotEmpty() && !seen.contains(gh)) {
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seen.add(gh)
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ordered.add(gh)
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}
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}
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membership.clear(); membership.addAll(seen)
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_bookmarks.postValue(ordered)
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}
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} catch (e: Exception) {
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Log.e(TAG, "Failed to load bookmarks: ${e.message}")
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}
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try {
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val namesJson = prefs.getString(NAMES_STORE_KEY, null)
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if (!namesJson.isNullOrEmpty()) {
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val mapType = object : TypeToken<Map<String, String>>() {}.type
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val dict = gson.fromJson<Map<String, String>>(namesJson, mapType)
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_bookmarkNames.postValue(dict)
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}
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} catch (e: Exception) {
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Log.e(TAG, "Failed to load bookmark names: ${e.message}")
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}
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}
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private fun persist() {
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try {
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val json = gson.toJson(_bookmarks.value ?: emptyList<String>())
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prefs.edit().putString(STORE_KEY, json).apply()
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} catch (_: Exception) {}
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}
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private fun persistNames() {
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try {
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val json = gson.toJson(_bookmarkNames.value ?: emptyMap<String, String>())
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prefs.edit().putString(NAMES_STORE_KEY, json).apply()
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} catch (_: Exception) {}
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}
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// MARK: - Destructive Reset
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fun clearAll() {
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try {
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membership.clear()
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_bookmarks.postValue(emptyList())
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_bookmarkNames.postValue(emptyMap())
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prefs.edit()
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.remove(STORE_KEY)
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.remove(NAMES_STORE_KEY)
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.apply()
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// Clear any in-flight resolutions to avoid repopulating
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resolving.clear()
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Log.i(TAG, "Cleared all geohash bookmarks and names")
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} catch (e: Exception) {
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Log.e(TAG, "Failed to clear geohash bookmarks: ${e.message}")
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}
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}
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// MARK: - Friendly Name Resolution
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fun resolveNameIfNeeded(geohash: String) {
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val gh = normalize(geohash)
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if (gh.isEmpty()) return
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if (_bookmarkNames.value?.containsKey(gh) == true) return
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if (resolving.contains(gh)) return
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if (!Geocoder.isPresent()) return
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resolving.add(gh)
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CoroutineScope(Dispatchers.IO).launch {
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try {
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val geocoder = Geocoder(context, Locale.getDefault())
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val name: String? = if (gh.length <= 2) {
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// Composite admin name from multiple points
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val b = Geohash.decodeToBounds(gh)
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val points = listOf(
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Location(LocationManager.GPS_PROVIDER).apply { latitude = (b.latMin + b.latMax) / 2; longitude = (b.lonMin + b.lonMax) / 2 },
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Location(LocationManager.GPS_PROVIDER).apply { latitude = b.latMin; longitude = b.lonMin },
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Location(LocationManager.GPS_PROVIDER).apply { latitude = b.latMin; longitude = b.lonMax },
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Location(LocationManager.GPS_PROVIDER).apply { latitude = b.latMax; longitude = b.lonMin },
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Location(LocationManager.GPS_PROVIDER).apply { latitude = b.latMax; longitude = b.lonMax }
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)
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val admins = linkedSetOf<String>()
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for (loc in points) {
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try {
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@Suppress("DEPRECATION")
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val list = geocoder.getFromLocation(loc.latitude, loc.longitude, 1)
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val a = list?.firstOrNull()
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val admin = a?.adminArea?.takeIf { !it.isNullOrEmpty() }
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val country = a?.countryName?.takeIf { !it.isNullOrEmpty() }
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if (admin != null) admins.add(admin)
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else if (country != null) admins.add(country)
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} catch (_: Exception) {}
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if (admins.size >= 2) break
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}
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when (admins.size) {
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0 -> null
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1 -> admins.first()
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else -> admins.elementAt(0) + " and " + admins.elementAt(1)
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}
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} else {
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val center = Geohash.decodeToCenter(gh)
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@Suppress("DEPRECATION")
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val list = geocoder.getFromLocation(center.first, center.second, 1)
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val a = list?.firstOrNull()
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pickNameForLength(gh.length, a)
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}
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if (!name.isNullOrEmpty()) {
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val current = _bookmarkNames.value?.toMutableMap() ?: mutableMapOf()
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current[gh] = name
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_bookmarkNames.postValue(current)
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persistNames()
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}
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} catch (e: Exception) {
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Log.w(TAG, "Name resolution failed for #$gh: ${e.message}")
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} finally {
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resolving.remove(gh)
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}
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}
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}
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private fun pickNameForLength(len: Int, address: android.location.Address?): String? {
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if (address == null) return null
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return when (len) {
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in 0..2 -> address.adminArea ?: address.countryName
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in 3..4 -> address.adminArea ?: address.subAdminArea ?: address.countryName
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5 -> address.locality ?: address.subAdminArea ?: address.adminArea
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in 6..7 -> address.subLocality ?: address.locality ?: address.adminArea
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else -> address.subLocality ?: address.locality ?: address.adminArea ?: address.countryName
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}
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}
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}
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@@ -518,7 +518,12 @@ private fun MainHeader(
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val isConnected by viewModel.isConnected.observeAsState(false)
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val selectedLocationChannel by viewModel.selectedLocationChannel.observeAsState()
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val geohashPeople by viewModel.geohashPeople.observeAsState(emptyList())
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// Bookmarks store for current geohash toggle (iOS parity)
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val context = androidx.compose.ui.platform.LocalContext.current
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val bookmarksStore = remember { com.bitchat.android.geohash.GeohashBookmarksStore.getInstance(context) }
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val bookmarks by bookmarksStore.bookmarks.observeAsState(emptyList())
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Row(
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modifier = Modifier.fillMaxWidth(),
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horizontalArrangement = Arrangement.SpaceBetween,
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@@ -565,11 +570,36 @@ private fun MainHeader(
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)
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}
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// Location channels button (matching iOS implementation)
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LocationChannelsButton(
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viewModel = viewModel,
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onClick = onLocationChannelsClick
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)
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// Location channels button (matching iOS implementation) and bookmark grouped tightly
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Row(verticalAlignment = Alignment.CenterVertically, modifier = Modifier.padding(end = 14.dp)) {
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LocationChannelsButton(
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viewModel = viewModel,
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onClick = onLocationChannelsClick
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)
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// Bookmark toggle for current geohash (not shown for mesh)
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val currentGeohash: String? = when (val sc = selectedLocationChannel) {
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is com.bitchat.android.geohash.ChannelID.Location -> sc.channel.geohash
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else -> null
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}
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if (currentGeohash != null) {
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val isBookmarked = bookmarks.contains(currentGeohash)
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Box(
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modifier = Modifier
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.padding(start = 1.dp) // minimal gap between geohash and bookmark
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.size(20.dp)
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.clickable { bookmarksStore.toggle(currentGeohash) },
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contentAlignment = Alignment.Center
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) {
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Icon(
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imageVector = if (isBookmarked) Icons.Filled.Bookmark else Icons.Outlined.BookmarkBorder,
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contentDescription = "Toggle bookmark",
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tint = if (isBookmarked) Color(0xFF00C851) else MaterialTheme.colorScheme.onSurface.copy(alpha = 0.75f),
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modifier = Modifier.size(16.dp)
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)
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}
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}
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}
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// Tor status cable icon when Tor is enabled
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TorStatusIcon(modifier = Modifier.size(14.dp))
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@@ -621,7 +651,7 @@ private fun LocationChannelsButton(
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containerColor = Color.Transparent,
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contentColor = badgeColor
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),
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contentPadding = PaddingValues(horizontal = 4.dp, vertical = 2.dp)
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contentPadding = PaddingValues(start = 4.dp, end = 0.dp, top = 2.dp, bottom = 2.dp)
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) {
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Row(verticalAlignment = Alignment.CenterVertically) {
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Text(
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@@ -719,8 +719,14 @@ class ChatViewModel(
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// Clear all notifications
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notificationManager.clearAllNotifications()
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// Clear Nostr/geohash state, keys, connections, and reinitialize from scratch
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// Clear Nostr/geohash state, keys, connections, bookmarks, and reinitialize from scratch
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try {
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// Clear geohash bookmarks too (panic should remove everything)
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try {
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val store = com.bitchat.android.geohash.GeohashBookmarksStore.getInstance(getApplication())
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store.clearAll()
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} catch (_: Exception) { }
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geohashViewModel.panicReset()
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} catch (e: Exception) {
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Log.e(TAG, "Failed to reset Nostr/geohash: ${e.message}")
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@@ -5,15 +5,16 @@ import android.net.Uri
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import android.provider.Settings
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import androidx.compose.foundation.layout.*
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import androidx.compose.foundation.lazy.LazyColumn
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import androidx.compose.foundation.lazy.LazyListState
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import androidx.compose.foundation.lazy.items
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import androidx.compose.foundation.lazy.rememberLazyListState
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import androidx.compose.foundation.text.BasicTextField
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import androidx.compose.material.icons.Icons
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import androidx.compose.material.icons.filled.Bookmark
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import androidx.compose.material.icons.filled.Check
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import androidx.compose.material.icons.filled.Map
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import androidx.compose.material.icons.filled.PinDrop
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import androidx.compose.material.icons.outlined.BookmarkBorder
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import androidx.compose.material3.*
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import androidx.compose.ui.text.font.FontWeight
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import androidx.compose.runtime.*
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import androidx.compose.runtime.livedata.observeAsState
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import androidx.compose.ui.Alignment
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@@ -22,17 +23,18 @@ import androidx.compose.ui.focus.onFocusChanged
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import androidx.compose.ui.graphics.Color
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import androidx.compose.ui.platform.LocalContext
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import androidx.compose.ui.text.font.FontFamily
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import androidx.compose.ui.text.font.FontWeight
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import androidx.compose.ui.unit.dp
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import androidx.compose.ui.unit.sp
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import com.bitchat.android.ui.theme.BASE_FONT_SIZE
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import kotlinx.coroutines.launch
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import androidx.activity.compose.rememberLauncherForActivityResult
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import androidx.activity.result.contract.ActivityResultContracts
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import com.bitchat.android.geohash.ChannelID
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import kotlinx.coroutines.launch
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import com.bitchat.android.geohash.GeohashChannel
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import com.bitchat.android.geohash.GeohashChannelLevel
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import com.bitchat.android.geohash.LocationChannelManager
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import java.util.*
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import androidx.activity.compose.rememberLauncherForActivityResult
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import androidx.activity.result.contract.ActivityResultContracts
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import com.bitchat.android.geohash.GeohashBookmarksStore
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import com.bitchat.android.ui.theme.BASE_FONT_SIZE
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/**
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* Location Channels Sheet for selecting geohash-based location channels
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@@ -48,32 +50,36 @@ fun LocationChannelsSheet(
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) {
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val context = LocalContext.current
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val locationManager = LocationChannelManager.getInstance(context)
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val bookmarksStore = remember { GeohashBookmarksStore.getInstance(context) }
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// Observe location manager state
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val permissionState by locationManager.permissionState.observeAsState()
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val availableChannels by locationManager.availableChannels.observeAsState(emptyList())
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val selectedChannel by locationManager.selectedChannel.observeAsState()
|
||||
val teleported by locationManager.teleported.observeAsState(false)
|
||||
val locationNames by locationManager.locationNames.observeAsState(emptyMap())
|
||||
val locationServicesEnabled by locationManager.locationServicesEnabled.observeAsState(false)
|
||||
|
||||
// CRITICAL FIX: Observe reactive participant counts for real-time updates
|
||||
|
||||
// Observe bookmarks state
|
||||
val bookmarks by bookmarksStore.bookmarks.observeAsState(emptyList())
|
||||
val bookmarkNames by bookmarksStore.bookmarkNames.observeAsState(emptyMap())
|
||||
|
||||
// Observe reactive participant counts
|
||||
val geohashParticipantCounts by viewModel.geohashParticipantCounts.observeAsState(emptyMap())
|
||||
|
||||
|
||||
// UI state
|
||||
var customGeohash by remember { mutableStateOf("") }
|
||||
var customError by remember { mutableStateOf<String?>(null) }
|
||||
var isInputFocused by remember { mutableStateOf(false) }
|
||||
|
||||
|
||||
// Bottom sheet state
|
||||
val sheetState = rememberModalBottomSheetState(
|
||||
skipPartiallyExpanded = isInputFocused
|
||||
)
|
||||
val coroutineScope = rememberCoroutineScope()
|
||||
|
||||
|
||||
// Scroll state for LazyColumn
|
||||
val listState = rememberLazyListState()
|
||||
|
||||
|
||||
val mapPickerLauncher = rememberLauncherForActivityResult(
|
||||
contract = ActivityResultContracts.StartActivityForResult()
|
||||
) { result ->
|
||||
@@ -85,13 +91,13 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// iOS system colors (matches iOS exactly)
|
||||
val colorScheme = MaterialTheme.colorScheme
|
||||
val isDark = colorScheme.background.red + colorScheme.background.green + colorScheme.background.blue < 1.5f
|
||||
val standardGreen = if (isDark) Color(0xFF32D74B) else Color(0xFF248A3D) // iOS green
|
||||
val standardBlue = Color(0xFF007AFF) // iOS blue
|
||||
|
||||
|
||||
if (isPresented) {
|
||||
ModalBottomSheet(
|
||||
onDismissRequest = onDismiss,
|
||||
@@ -117,15 +123,15 @@ fun LocationChannelsSheet(
|
||||
fontFamily = FontFamily.Monospace,
|
||||
color = MaterialTheme.colorScheme.onSurface
|
||||
)
|
||||
|
||||
|
||||
Text(
|
||||
text = "chat with people near you using geohash channels. only a coarse geohash is shared, never exact gps. do not screenshot or share this screen to protect your privacy.",
|
||||
fontSize = 12.sp,
|
||||
fontFamily = FontFamily.Monospace,
|
||||
color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.7f)
|
||||
)
|
||||
|
||||
// Location Services Control - Show permission handling if enabled
|
||||
|
||||
// Permission controls if services enabled
|
||||
if (locationServicesEnabled) {
|
||||
when (permissionState) {
|
||||
LocationChannelManager.PermissionState.NOT_DETERMINED -> {
|
||||
@@ -144,7 +150,6 @@ fun LocationChannelsSheet(
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
LocationChannelManager.PermissionState.DENIED,
|
||||
LocationChannelManager.PermissionState.RESTRICTED -> {
|
||||
Column(verticalArrangement = Arrangement.spacedBy(8.dp)) {
|
||||
@@ -154,7 +159,6 @@ fun LocationChannelsSheet(
|
||||
fontFamily = FontFamily.Monospace,
|
||||
color = Color.Red.copy(alpha = 0.8f)
|
||||
)
|
||||
|
||||
TextButton(
|
||||
onClick = {
|
||||
val intent = Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS).apply {
|
||||
@@ -171,7 +175,6 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
LocationChannelManager.PermissionState.AUTHORIZED -> {
|
||||
Text(
|
||||
text = "✓ location permission granted",
|
||||
@@ -180,7 +183,6 @@ fun LocationChannelsSheet(
|
||||
color = standardGreen
|
||||
)
|
||||
}
|
||||
|
||||
null -> {
|
||||
Row(
|
||||
horizontalArrangement = Arrangement.spacedBy(8.dp),
|
||||
@@ -197,8 +199,9 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Channel list (iOS-style plain list)
|
||||
|
||||
LazyColumn(
|
||||
state = listState,
|
||||
modifier = Modifier.weight(1f)
|
||||
@@ -211,13 +214,14 @@ fun LocationChannelsSheet(
|
||||
isSelected = selectedChannel is ChannelID.Mesh,
|
||||
titleColor = standardBlue,
|
||||
titleBold = meshCount(viewModel) > 0,
|
||||
trailingContent = null,
|
||||
onClick = {
|
||||
locationManager.select(ChannelID.Mesh)
|
||||
onDismiss()
|
||||
}
|
||||
)
|
||||
}
|
||||
|
||||
|
||||
// Nearby options (only show if location services are enabled)
|
||||
if (availableChannels.isNotEmpty() && locationServicesEnabled) {
|
||||
items(availableChannels) { channel ->
|
||||
@@ -225,16 +229,25 @@ fun LocationChannelsSheet(
|
||||
val nameBase = locationNames[channel.level]
|
||||
val namePart = nameBase?.let { formattedNamePrefix(channel.level) + it }
|
||||
val subtitlePrefix = "#${channel.geohash} • $coverage"
|
||||
// CRITICAL FIX: Use reactive participant count from LiveData
|
||||
val participantCount = geohashParticipantCounts[channel.geohash] ?: 0
|
||||
val highlight = participantCount > 0
|
||||
|
||||
val isBookmarked = bookmarksStore.isBookmarked(channel.geohash)
|
||||
|
||||
ChannelRow(
|
||||
title = geohashTitleWithCount(channel, participantCount),
|
||||
subtitle = subtitlePrefix + (namePart?.let { " • $it" } ?: ""),
|
||||
isSelected = isChannelSelected(channel, selectedChannel),
|
||||
titleColor = standardGreen,
|
||||
titleBold = highlight,
|
||||
trailingContent = {
|
||||
IconButton(onClick = { bookmarksStore.toggle(channel.geohash) }) {
|
||||
Icon(
|
||||
imageVector = if (isBookmarked) Icons.Filled.Bookmark else Icons.Outlined.BookmarkBorder,
|
||||
contentDescription = if (isBookmarked) "Unbookmark" else "Bookmark",
|
||||
tint = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.8f),
|
||||
)
|
||||
}
|
||||
},
|
||||
onClick = {
|
||||
// Selecting a suggested nearby channel is not a teleport
|
||||
locationManager.setTeleported(false)
|
||||
@@ -258,7 +271,59 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Bookmarked geohashes
|
||||
if (bookmarks.isNotEmpty()) {
|
||||
item {
|
||||
Text(
|
||||
text = "bookmarked",
|
||||
fontSize = 12.sp,
|
||||
fontFamily = FontFamily.Monospace,
|
||||
color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.7f),
|
||||
modifier = Modifier.padding(horizontal = 16.dp, vertical = 6.dp)
|
||||
)
|
||||
}
|
||||
items(bookmarks) { gh ->
|
||||
val level = levelForLength(gh.length)
|
||||
val channel = GeohashChannel(level = level, geohash = gh)
|
||||
val coverage = coverageString(gh.length)
|
||||
val subtitlePrefix = "#${gh} • $coverage"
|
||||
val name = bookmarkNames[gh]
|
||||
val subtitle = subtitlePrefix + (name?.let { " • ${formattedNamePrefix(level)}$it" } ?: "")
|
||||
val participantCount = geohashParticipantCounts[gh] ?: 0
|
||||
val title = geohashHashTitleWithCount(gh, participantCount)
|
||||
|
||||
ChannelRow(
|
||||
title = title,
|
||||
subtitle = subtitle,
|
||||
isSelected = isChannelSelected(channel, selectedChannel),
|
||||
titleColor = null,
|
||||
titleBold = participantCount > 0,
|
||||
trailingContent = {
|
||||
IconButton(onClick = { bookmarksStore.toggle(gh) }) {
|
||||
Icon(
|
||||
imageVector = Icons.Filled.Bookmark,
|
||||
contentDescription = "Remove bookmark",
|
||||
tint = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.8f),
|
||||
)
|
||||
}
|
||||
},
|
||||
onClick = {
|
||||
// For bookmarked selection, mark teleported based on regional membership
|
||||
val inRegional = availableChannels.any { it.geohash == gh }
|
||||
if (!inRegional && availableChannels.isNotEmpty()) {
|
||||
locationManager.setTeleported(true)
|
||||
} else {
|
||||
locationManager.setTeleported(false)
|
||||
}
|
||||
locationManager.select(ChannelID.Location(channel))
|
||||
onDismiss()
|
||||
}
|
||||
)
|
||||
LaunchedEffect(gh) { bookmarksStore.resolveNameIfNeeded(gh) }
|
||||
}
|
||||
}
|
||||
|
||||
// Custom geohash teleport (iOS-style inline form)
|
||||
item {
|
||||
Surface(
|
||||
@@ -278,7 +343,7 @@ fun LocationChannelsSheet(
|
||||
fontFamily = FontFamily.Monospace,
|
||||
color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
|
||||
)
|
||||
|
||||
|
||||
BasicTextField(
|
||||
value = customGeohash,
|
||||
onValueChange = { newValue ->
|
||||
@@ -289,7 +354,7 @@ fun LocationChannelsSheet(
|
||||
.replace("#", "")
|
||||
.filter { it in allowed }
|
||||
.take(12)
|
||||
|
||||
|
||||
customGeohash = filtered
|
||||
customError = null
|
||||
},
|
||||
@@ -325,9 +390,9 @@ fun LocationChannelsSheet(
|
||||
innerTextField()
|
||||
}
|
||||
)
|
||||
|
||||
|
||||
val normalized = customGeohash.trim().lowercase().replace("#", "")
|
||||
|
||||
|
||||
// Map picker button
|
||||
IconButton(onClick = {
|
||||
val initial = when {
|
||||
@@ -346,9 +411,9 @@ fun LocationChannelsSheet(
|
||||
tint = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.8f)
|
||||
)
|
||||
}
|
||||
|
||||
|
||||
val isValid = validateGeohash(normalized)
|
||||
|
||||
|
||||
// iOS-style teleport button
|
||||
Button(
|
||||
onClick = {
|
||||
@@ -388,7 +453,7 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
customError?.let { error ->
|
||||
Text(
|
||||
text = error,
|
||||
@@ -400,7 +465,7 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Location services toggle button
|
||||
item {
|
||||
Button(
|
||||
@@ -440,47 +505,37 @@ fun LocationChannelsSheet(
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Lifecycle management
|
||||
LaunchedEffect(isPresented) {
|
||||
|
||||
// Lifecycle management: when presented, sample both nearby and bookmarked geohashes
|
||||
LaunchedEffect(isPresented, availableChannels, bookmarks) {
|
||||
if (isPresented) {
|
||||
// Refresh channels when opening (only if location services are enabled)
|
||||
if (permissionState == LocationChannelManager.PermissionState.AUTHORIZED && locationServicesEnabled) {
|
||||
locationManager.refreshChannels()
|
||||
}
|
||||
// Begin periodic refresh while sheet is open (only if location services are enabled)
|
||||
if (locationServicesEnabled) {
|
||||
locationManager.beginLiveRefresh()
|
||||
}
|
||||
|
||||
// Begin multi-channel sampling for counts
|
||||
val geohashes = availableChannels.map { it.geohash }
|
||||
val geohashes = (availableChannels.map { it.geohash } + bookmarks).toSet().toList()
|
||||
viewModel.beginGeohashSampling(geohashes)
|
||||
} else {
|
||||
locationManager.endLiveRefresh()
|
||||
viewModel.endGeohashSampling()
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// React to permission changes
|
||||
LaunchedEffect(permissionState) {
|
||||
if (permissionState == LocationChannelManager.PermissionState.AUTHORIZED && locationServicesEnabled) {
|
||||
locationManager.refreshChannels()
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// React to location services enable/disable
|
||||
LaunchedEffect(locationServicesEnabled) {
|
||||
if (locationServicesEnabled && permissionState == LocationChannelManager.PermissionState.AUTHORIZED) {
|
||||
locationManager.refreshChannels()
|
||||
}
|
||||
}
|
||||
|
||||
// React to available channels changes
|
||||
LaunchedEffect(availableChannels) {
|
||||
val geohashes = availableChannels.map { it.geohash }
|
||||
viewModel.beginGeohashSampling(geohashes)
|
||||
}
|
||||
}
|
||||
|
||||
@Composable
|
||||
@@ -490,6 +545,7 @@ private fun ChannelRow(
|
||||
isSelected: Boolean,
|
||||
titleColor: Color? = null,
|
||||
titleBold: Boolean = false,
|
||||
trailingContent: (@Composable (() -> Unit))? = null,
|
||||
onClick: () -> Unit
|
||||
) {
|
||||
// iOS-style list row (plain button, no card background)
|
||||
@@ -516,7 +572,7 @@ private fun ChannelRow(
|
||||
) {
|
||||
// Split title to handle count part with smaller font (iOS style)
|
||||
val (baseTitle, countSuffix) = splitTitleAndCount(title)
|
||||
|
||||
|
||||
Row(horizontalArrangement = Arrangement.spacedBy(4.dp)) {
|
||||
Text(
|
||||
text = baseTitle,
|
||||
@@ -525,7 +581,7 @@ private fun ChannelRow(
|
||||
fontWeight = if (titleBold) FontWeight.Bold else FontWeight.Normal,
|
||||
color = titleColor ?: MaterialTheme.colorScheme.onSurface
|
||||
)
|
||||
|
||||
|
||||
countSuffix?.let { count ->
|
||||
Text(
|
||||
text = count,
|
||||
@@ -535,7 +591,7 @@ private fun ChannelRow(
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Text(
|
||||
text = subtitle,
|
||||
fontSize = 12.sp,
|
||||
@@ -543,14 +599,20 @@ private fun ChannelRow(
|
||||
color = MaterialTheme.colorScheme.onSurface.copy(alpha = 0.6f)
|
||||
)
|
||||
}
|
||||
|
||||
if (isSelected) {
|
||||
Text(
|
||||
text = "✔︎",
|
||||
fontSize = 16.sp,
|
||||
fontFamily = FontFamily.Monospace,
|
||||
color = Color(0xFF32D74B) // iOS green for checkmark
|
||||
)
|
||||
|
||||
Row(verticalAlignment = Alignment.CenterVertically) {
|
||||
if (isSelected) {
|
||||
Icon(
|
||||
imageVector = Icons.Filled.Check,
|
||||
contentDescription = "Selected",
|
||||
tint = Color(0xFF32D74B), // iOS green for checkmark
|
||||
modifier = Modifier.size(20.dp)
|
||||
)
|
||||
}
|
||||
|
||||
if (trailingContent != null) {
|
||||
trailingContent()
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -587,6 +649,11 @@ private fun geohashTitleWithCount(channel: GeohashChannel, participantCount: Int
|
||||
return "${channel.level.displayName.lowercase()} [$participantCount $noun]"
|
||||
}
|
||||
|
||||
private fun geohashHashTitleWithCount(geohash: String, participantCount: Int): String {
|
||||
val noun = if (participantCount == 1) "person" else "people"
|
||||
return "#$geohash [$participantCount $noun]"
|
||||
}
|
||||
|
||||
private fun isChannelSelected(channel: GeohashChannel, selectedChannel: ChannelID?): Boolean {
|
||||
return when (selectedChannel) {
|
||||
is ChannelID.Location -> selectedChannel.channel == channel
|
||||
@@ -625,7 +692,7 @@ private fun coverageString(precision: Int): String {
|
||||
10 -> 1.19
|
||||
else -> if (precision <= 1) 5_000_000.0 else 1.19 * Math.pow(0.25, (precision - 10).toDouble())
|
||||
}
|
||||
|
||||
|
||||
// Use metric system for simplicity (could be made locale-aware)
|
||||
val km = maxMeters / 1000.0
|
||||
return "~${formatDistance(km)} km"
|
||||
@@ -645,9 +712,5 @@ private fun bluetoothRangeString(): String {
|
||||
}
|
||||
|
||||
private fun formattedNamePrefix(level: GeohashChannelLevel): String {
|
||||
// return when (level) {
|
||||
// GeohashChannelLevel.REGION -> ""
|
||||
// else -> "~"
|
||||
// }
|
||||
return "~"
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user