fix: meridians vanish at low zoom (osmdroid clips Mercator X; normalize longitude to view center); hide satellite layer and bottom info card in grid mode

core/data/src/main/java/com/rtbishop/look4sat/core/data/repository/WavelogRepository.kt

@@ -20,64 +20,68 @@ package com.rtbishop.look4sat.core.data.repository
 import com.rtbishop.look4sat.core.domain.repository.IWavelogRepository
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import org.json.JSONArray
 import org.json.JSONObject
 
 /**
  * Fetches the list of worked gridsquares from a self-hosted Wavelog instance.
  *
- * Uses the Wavelog API v2 endpoint (Wavelog >= 3.1.0):
- *   GET {base}/index.php/api/v2/lookup?grid=all
- *   Authorization: Bearer wl2_...
- * Response: {"data": {"grids": ["JN47", "JO30"], "count": 2}, ...}
+ * Uses the Wavelog v1 API endpoint (verified against Wavelog 3.0.2):
+ *   POST {base}/index.php/api/logbook_get_worked_grids
+ *   Body: {"key": "<api key>", "logbook_id": "<logbook id>"}
+ *   Response 201: JSON array of 4-char gridsquares, e.g. ["JN47","JO30"]
+ *   (see Wavelog Api.php logbook_get_worked_grids / Api_model::get_grids_worked_in_logbook)
  *
- * Uses a plain HttpURLConnection (bearer auth header) — IRemoteSource does not
- * support custom headers, and no feature module touches this class directly.
+ * The token field carries "<api_key>:<logbook_id>" so one credential line
+ * configures both values (the dialog explains this to the user).
  */
 class WavelogRepository : IWavelogRepository {
 
-    /**
-     * Fetch worked grids. Returns the grid set, or null on any failure
-     * (network error, non-200, malformed response, bad token).
-     */
     override suspend fun fetchWorkedGrids(url: String, token: String): Set<String>? = withContext(Dispatchers.IO) {
-        if (url.isBlank() || token.isBlank()) return@withContext null
+        val parts = token.trim().split(":")
+        val apiKey = parts.getOrNull(0)?.trim().orEmpty()
+        val logbookId = parts.getOrNull(1)?.trim().orEmpty()
+        if (url.isBlank() || apiKey.isBlank() || logbookId.isBlank()) return@withContext null
         val base = url.trim().trimEnd('/')
-        val requestUrl = "$base/index.php/api/v2/lookup?grid=all"
+        val requestUrl = "$base/index.php/api/logbook_get_worked_grids"
         try {
-            // IRemoteSource.getNetworkStream does not support custom headers, so
-            // run the bearer-token request directly here via java.net (simple GET,
-            // no OkHttp dependency added to this module's public API).
             val connection = java.net.URL(requestUrl).openConnection() as java.net.HttpURLConnection
-            connectionTimeouts(connection)
-            connection.setRequestProperty("Authorization", "Bearer ${token.trim()}")
-            connection.requestMethod = "GET"
+            connection.connectTimeout = 10_000
+            connection.readTimeout = 15_000
+            connection.requestMethod = "POST"
+            connection.doOutput = true
+            connection.setRequestProperty("Content-Type", "application/json")
+            val body = JSONObject().apply {
+                put("key", apiKey)
+                put("logbook_id", logbookId)
+            }.toString().toByteArray()
+            connection.outputStream.use { it.write(body) }
             val code = connection.responseCode
-            if (code != 200) {
+            if (code !in 200..299) {
                 connection.disconnect()
                 return@withContext null
             }
-            val body = connection.inputStream.bufferedReader().use { it.readText() }
+            val response = connection.inputStream.bufferedReader().use { it.readText() }
             connection.disconnect()
-            parseWorkedGrids(body)
+            parseWorkedGrids(response)
         } catch (e: Exception) {
             println("WavelogRepository fetch failure: $e")
             null
         }
     }
 
-    private fun connectionTimeouts(connection: java.net.HttpURLConnection) {
-        connection.connectTimeout = 10_000
-        connection.readTimeout = 15_000
-    }
-
     internal fun parseWorkedGrids(body: String): Set<String>? {
         return try {
-            val obj = JSONObject(body)
-            val data = obj.optJSONObject("data") ?: return null
-            val grids = data.optJSONArray("grids") ?: return null
+            val array = when {
+                body.trimStart().startsWith("[") -> JSONArray(body)
+                else -> {
+                    // Tolerate {"grids": [...]} wrappers too
+                    JSONObject(body).optJSONArray("grids") ?: return null
+                }
+            }
             val result = mutableSetOf<String>()
-            for (i in 0 until grids.length()) {
-                val grid = grids.optString(i, "").trim().uppercase()
+            for (i in 0 until array.length()) {
+                val grid = array.optString(i, "").trim().uppercase()
                 // Keep only well-formed 4-character Maidenhead squares (e.g. OL62)
                 if (grid.length == 4 && grid[0] in 'A'..'R' && grid[1] in 'A'..'R'
                     && grid[2] in '0'..'9' && grid[3] in '0'..'9'

core/domain/src/main/java/com/rtbishop/look4sat/core/domain/utility/VersionComparator.kt

@@ -2,11 +2,12 @@ package com.rtbishop.look4sat.core.domain.utility
 
 /**
  * Compares two version strings of the form "<major>.<minor>.<patch>[-<build>]" used by the
- * BA7OPF fork releases (e.g. "4.4.6-ba7opf.6" or "v4.4.6-ba7opf.7").
+ * BA7OPF fork releases (e.g. "4.4.6-ba7opf.6" or "v4.4.6-ba7opf.9.1").
  *
  * The comparison is done on the numeric version segments first; when the base versions are
- * equal, the trailing build number (if any) decides. This lets a "4.4.6-ba7opf.7" release be
- * detected as newer than "4.4.6-ba7opf.6" while "4.5.0" trumps any "4.4.x" build.
+ * equal, the trailing build numbers of the suffix decide. All numeric segments of the suffix
+ * are compared as a sequence, so multi-level suffixes work correctly:
+ * "4.4.6-ba7opf.9.1" > "4.4.6-ba7opf.9" > "4.4.6-ba7opf.8".
  */
 object VersionComparator {
 
@@ -20,25 +21,28 @@ object VersionComparator {
             val k = curr.first.getOrElse(i) { 0 }
             if (c != k) return c > k
         }
-        return cand.second > curr.second
+        val maxBuild = maxOf(cand.second.size, curr.second.size)
+        for (i in 0 until maxBuild) {
+            val c = cand.second.getOrElse(i) { 0 }
+            val k = curr.second.getOrElse(i) { 0 }
+            if (c != k) return c > k
+        }
+        return false
     }
 
     /**
-     * Parses a version string into (numeric base segments, trailing build number).
-     * "v4.4.6-ba7opf.7" -> ([4,4,6], 7); "4.4.6" -> ([4,4,6], 0); "4.4.6-ba7opf" -> ([4,4,6], 0).
+     * Parses a version string into (numeric base segments, numeric suffix segments).
+     * "v4.4.6-ba7opf.9.1" -> ([4,4,6], [9,1]); "4.4.6-ba7opf.8" -> ([4,4,6], [8]);
+     * "4.4.6" -> ([4,4,6], []); "4.4.6-ba7opf" -> ([4,4,6], []).
      */
-    fun parse(version: String): Pair<List<Int>, Int> {
+    fun parse(version: String): Pair<List<Int>, List<Int>> {
         val cleaned = version.trim().removePrefix("v")
         val dashIndex = cleaned.indexOf('-')
         val basePart = if (dashIndex >= 0) cleaned.substring(0, dashIndex) else cleaned
         val suffixPart = if (dashIndex >= 0) cleaned.substring(dashIndex + 1) else ""
         val base = basePart.split('.').mapNotNull { it.toIntOrNull() }
-        // The build number is the trailing numeric segment of the suffix (e.g. "ba7opf.7" -> 7).
-        val build = suffixPart
-            .split('.')
-            .lastOrNull()
-            ?.toIntOrNull()
-            ?: 0
+        // All numeric segments of the suffix, in order (e.g. "ba7opf.9.1" -> [9, 1]).
+        val build = suffixPart.split('.').mapNotNull { it.toIntOrNull() }
         return base to build
     }
 }

core/domain/src/test/java/com/rtbishop/look4sat/core/domain/VersionComparatorTest.kt

@@ -40,9 +40,19 @@ class VersionComparatorTest {
     }
 
     @Test
-    fun `parse extracts base and build number`() {
-        assertEquals(listOf(4, 4, 6) to 7, VersionComparator.parse("v4.4.6-ba7opf.7"))
-        assertEquals(listOf(4, 4, 6) to 0, VersionComparator.parse("4.4.6"))
-        assertEquals(listOf(4, 4, 6) to 0, VersionComparator.parse("4.4.6-ba7opf"))
+    fun `multi level suffixes compare correctly`() {
+        // The .9.1 hotfix case that exposed the old single-build-number logic.
+        assertTrue(VersionComparator.isNewer("4.4.6-ba7opf.9.1", "4.4.6-ba7opf.9"))
+        assertTrue(VersionComparator.isNewer("v4.4.6-ba7opf.9.1", "4.4.6-ba7opf.8"))
+        assertFalse(VersionComparator.isNewer("4.4.6-ba7opf.9", "4.4.6-ba7opf.9.1"))
+        assertTrue(VersionComparator.isNewer("4.4.6-ba7opf.10", "4.4.6-ba7opf.9.1"))
+    }
+
+    @Test
+    fun `parse extracts base and suffix segments`() {
+        assertEquals(listOf(4, 4, 6) to listOf(7), VersionComparator.parse("v4.4.6-ba7opf.7"))
+        assertEquals(listOf(4, 4, 6) to listOf(9, 1), VersionComparator.parse("v4.4.6-ba7opf.9.1"))
+        assertEquals(listOf(4, 4, 6) to emptyList<Int>(), VersionComparator.parse("4.4.6"))
+        assertEquals(listOf(4, 4, 6) to emptyList<Int>(), VersionComparator.parse("4.4.6-ba7opf"))
     }
 }

core/presentation/src/main/res/values-zh/strings.xml

@@ -144,8 +144,8 @@
     <string name="prefs_wavelog_configured">已从 Wavelog 同步 — 通联 %1$d 个网格</string>
     <string name="prefs_wavelog_not_configured">未配置 — 连接你的 Wavelog 日志以在地图上高亮已通联网格</string>
     <string name="prefs_wavelog_url">Wavelog 地址</string>
-    <string name="prefs_wavelog_token">API 令牌</string>
-    <string name="prefs_wavelog_hint">已同步网格数：%1$d。请先保存，再点同步。</string>
+    <string name="prefs_wavelog_token">API key ：日志 ID</string>
+    <string name="prefs_wavelog_hint">已同步网格数：%1$d。格式：API key:日志ID。请先保存，再点同步。</string>
     <string name="prefs_wavelog_sync">立即同步</string>
     <string name="prefs_wavelog_syncing">同步中…</string>
     <string name="prefs_locator_text">使用梅登黑德网格设置站点位置</string>

core/presentation/src/main/res/values/strings.xml

@@ -179,8 +179,8 @@
     <string name="prefs_wavelog_configured">Synced from Wavelog — %1$d grids worked</string>
     <string name="prefs_wavelog_not_configured">Not configured — connect your Wavelog logbook to highlight worked grids on the map</string>
     <string name="prefs_wavelog_url">Wavelog URL</string>
-    <string name="prefs_wavelog_token">API token</string>
-    <string name="prefs_wavelog_hint">Worked grids synced: %1$d. Save first, then tap Sync.</string>
+    <string name="prefs_wavelog_token">API key : logbook ID</string>
+    <string name="prefs_wavelog_hint">Worked grids synced: %1$d. Format: API key, colon, logbook ID. Save first, then tap Sync.</string>
     <string name="prefs_wavelog_sync">Sync now</string>
     <string name="prefs_wavelog_syncing">Syncing…</string>
     <string name="prefs_locator_text">Set station\'s position using locator</string>

feature/map/src/main/java/com/rtbishop/look4sat/feature/map/MaidenheadGridOverlay.kt

@@ -25,6 +25,8 @@ import org.osmdroid.views.Projection
 import org.osmdroid.views.overlay.Overlay
 import kotlin.math.ceil
 import kotlin.math.floor
+import kotlin.math.max
+import kotlin.math.min
 
 /**
  * Maidenhead locator grid overlay, drawn directly on the map canvas.
@@ -71,10 +73,10 @@ class MaidenheadGridOverlay : Overlay() {
         // Visible bounding box in geographic coordinates
         val north = projection.fromPixels(0, 0)
         val south = projection.fromPixels(canvas.width, canvas.height)
-        val topLat = north.latitude.coerceIn(-90.0, 90.0)
-        val bottomLat = south.latitude.coerceIn(-90.0, 90.0)
-        val leftLon = south.longitude
-        val rightLon = north.longitude
+        val topLat = max(north.latitude, south.latitude).coerceIn(-90.0, 90.0)
+        val bottomLat = min(north.latitude, south.latitude).coerceIn(-90.0, 90.0)
+        val leftLon = min(north.longitude, south.longitude)
+        val rightLon = max(north.longitude, south.longitude)
 
         val firstRow = floor(bottomLat / cellLat).toInt()
         val lastRow = ceil(topLat / cellLat).toInt()
@@ -82,6 +84,7 @@ class MaidenheadGridOverlay : Overlay() {
         // crosses the antimeridian; index arithmetic still works (PMxx at 360° == same grid)
         val firstCol = floor(leftLon / cellLon).toInt()
         val lastCol = ceil(rightLon / cellLon).toInt()
+        val centerLon = (leftLon + rightLon) / 2.0
 
         // Worked-grid highlight fills (only meaningful at sub-square zoom)
         if (workedGrids.isNotEmpty() && zoom >= GRID_ZOOM_SUB) {
@@ -95,8 +98,8 @@ class MaidenheadGridOverlay : Overlay() {
                 if (yTop == null || yBottom == null) continue
                 for (col in firstCol..lastCol) {
                     val lon = col * cellLon
-                    val xLeft = projectionToX(projection, lon) ?: continue
-                    val xRight = projectionToX(projection, lon + cellLon) ?: continue
+                    val xLeft = projectionToX(projection, lon, centerLon) ?: continue
+                    val xRight = projectionToX(projection, lon + cellLon, centerLon) ?: continue
                     if (xRight < 0f || xLeft > canvas.width) continue
                     if (cellLabel(lat, lon, zoom) in workedGrids) {
                         canvas.drawRect(xLeft, yTop, xRight, yBottom, workedPaint)
@@ -108,7 +111,7 @@ class MaidenheadGridOverlay : Overlay() {
         // Vertical lines (meridians)
         for (col in firstCol..lastCol) {
             val lon = col * cellLon
-            val x = projectionToX(projection, lon)
+            val x = projectionToX(projection, lon, centerLon)
             if (x == null) continue
             canvas.drawLine(x, 0f, x, canvas.height.toFloat(), linePaint)
         }
@@ -147,7 +150,7 @@ class MaidenheadGridOverlay : Overlay() {
             if (y < -labelPaint.textSize || y > canvas.height) continue
             for (col in firstCol..lastCol) {
                 val lon = col * cellLon
-                val x = projectionToX(projection, lon) ?: continue
+                val x = projectionToX(projection, lon, centerLon) ?: continue
                 if (x < -200f || x > canvas.width) continue
                 val label = cellLabel(lat, lon, zoom)
                 canvas.drawText(label, x + labelOffset, y + labelPaint.textSize + labelOffset, labelPaint)
@@ -156,8 +159,16 @@ class MaidenheadGridOverlay : Overlay() {
     }
 
     /** X pixel for a longitude (meridians are vertical in Web Mercator). */
-    private fun projectionToX(projection: Projection, lon: Double): Float? {
-        val geo = org.osmdroid.util.GeoPoint(0.0, lon)
+    private fun projectionToX(projection: Projection, lon: Double, centerLon: Double): Float? {
+        // osmdroid clips Mercator X to [0, mapSize], which destroys the projection of
+        // longitudes outside the [0, 360) window of the current view (visible at low
+        // zoom where the whole world is narrower than the viewport). Normalizing the
+        // longitude to the equivalent value closest to the view center keeps every
+        // meridian's X near the center, safely inside the clip window.
+        var normalized = lon
+        while (normalized < centerLon - 180.0) normalized += 360.0
+        while (normalized > centerLon + 180.0) normalized -= 360.0
+        val geo = org.osmdroid.util.GeoPoint(0.0, normalized)
         val p = projection.toPixels(geo, null)
         return if (p.x in -MAX_OVERSHOOT_PX..MAX_OVERSHOOT_PX + 4096) p.x.toFloat() else null
     }

feature/map/src/main/java/com/rtbishop/look4sat/feature/map/MapScreen.kt

@@ -173,7 +173,9 @@ private fun MapScreen(uiState: MapState, onAction: (MapAction) -> Unit, mapView:
                     view.invalidate()
                 }
                 uiState.mapData?.let { mapData ->
-                    if (isVertical) MapDataCard(mapData) else MapDataCards(mapData)
+                    if (!uiState.isGridMode) {
+                        if (isVertical) MapDataCard(mapData) else MapDataCards(mapData)
+                    }
                 }
             }
         }

feature/settings/src/main/java/com/rtbishop/look4sat/feature/settings/SettingsDialog.kt

@@ -188,7 +188,7 @@ fun WavelogDialog(
             value = token.value,
             onValueChange = { token.value = it },
             label = { Text(text = stringResource(id = R.string.prefs_wavelog_token)) },
-            placeholder = { Text(text = "wl2_...") },
+            placeholder = { Text(text = "abcdef123456:1") },
             singleLine = true,
             modifier = Modifier.fillMaxWidth().padding(horizontal = LocalSpacing.current.large),
         )

gradle/libs.versions.toml

@@ -1,8 +1,8 @@
 [versions]
 #noinspection UnusedVersionCatalogEntry
-appVersionCode = "452"
+appVersionCode = "454"
 #noinspection UnusedVersionCatalogEntry
-appVersionName = "4.4.6-ba7opf.9"
+appVersionName = "4.4.6-ba7opf.9.2"
 #noinspection UnusedVersionCatalogEntry
 compileSdk = "37"
 #noinspection UnusedVersionCatalogEntry