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| 1 | +package com.hostshield.ui.screens.logs |
| 2 | + |
| 3 | +import androidx.compose.foundation.background |
| 4 | +import androidx.compose.foundation.layout.* |
| 5 | +import androidx.compose.foundation.lazy.LazyColumn |
| 6 | +import androidx.compose.foundation.lazy.items |
| 7 | +import androidx.compose.foundation.shape.CircleShape |
| 8 | +import androidx.compose.foundation.shape.RoundedCornerShape |
| 9 | +import androidx.compose.material.icons.Icons |
| 10 | +import androidx.compose.material.icons.automirrored.filled.ArrowBack |
| 11 | +import androidx.compose.material.icons.filled.* |
| 12 | +import androidx.compose.material3.* |
| 13 | +import androidx.compose.runtime.* |
| 14 | +import androidx.compose.ui.Alignment |
| 15 | +import androidx.compose.ui.Modifier |
| 16 | +import androidx.compose.ui.draw.clip |
| 17 | +import androidx.compose.ui.graphics.Color |
| 18 | +import androidx.compose.ui.text.font.FontFamily |
| 19 | +import androidx.compose.ui.text.font.FontWeight |
| 20 | +import androidx.compose.ui.text.style.TextOverflow |
| 21 | +import androidx.compose.ui.unit.dp |
| 22 | +import androidx.compose.ui.unit.sp |
| 23 | +import androidx.hilt.navigation.compose.hiltViewModel |
| 24 | +import androidx.lifecycle.SavedStateHandle |
| 25 | +import androidx.lifecycle.ViewModel |
| 26 | +import androidx.lifecycle.compose.collectAsStateWithLifecycle |
| 27 | +import androidx.lifecycle.viewModelScope |
| 28 | +import com.hostshield.data.database.AppDomainStat |
| 29 | +import com.hostshield.data.database.DnsLogDao |
| 30 | +import com.hostshield.data.model.DnsLogEntry |
| 31 | +import com.hostshield.ui.screens.home.GlassCard |
| 32 | +import com.hostshield.ui.theme.* |
| 33 | +import dagger.hilt.android.lifecycle.HiltViewModel |
| 34 | +import kotlinx.coroutines.flow.* |
| 35 | +import javax.inject.Inject |
| 36 | +import java.text.SimpleDateFormat |
| 37 | +import java.util.* |
| 38 | + |
| 39 | +@HiltViewModel |
| 40 | +class AppLogsViewModel @Inject constructor( |
| 41 | + savedStateHandle: SavedStateHandle, |
| 42 | + private val dnsLogDao: DnsLogDao |
| 43 | +) : ViewModel() { |
| 44 | + val packageName: String = savedStateHandle["pkg"] ?: "" |
| 45 | + |
| 46 | + val recentLogs: StateFlow<List<DnsLogEntry>> = dnsLogDao.getLogsForApp(packageName, 200) |
| 47 | + .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), emptyList()) |
| 48 | + |
| 49 | + val domainStats: StateFlow<List<AppDomainStat>> = dnsLogDao.getDomainsForApp(packageName, 50) |
| 50 | + .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), emptyList()) |
| 51 | +} |
| 52 | + |
| 53 | +@Composable |
| 54 | +fun AppLogsScreen( |
| 55 | + packageName: String, |
| 56 | + viewModel: AppLogsViewModel = hiltViewModel(), |
| 57 | + onBack: () -> Unit = {} |
| 58 | +) { |
| 59 | + val logs by viewModel.recentLogs.collectAsStateWithLifecycle() |
| 60 | + val domains by viewModel.domainStats.collectAsStateWithLifecycle() |
| 61 | + var showDomains by remember { mutableStateOf(true) } |
| 62 | + val timeFmt = remember { SimpleDateFormat("HH:mm:ss", Locale.getDefault()) } |
| 63 | + |
| 64 | + Column(modifier = Modifier.fillMaxSize().background(Color.Black)) { |
| 65 | + // Header |
| 66 | + Row( |
| 67 | + modifier = Modifier.fillMaxWidth().padding(horizontal = 8.dp, vertical = 8.dp), |
| 68 | + verticalAlignment = Alignment.CenterVertically |
| 69 | + ) { |
| 70 | + IconButton(onClick = onBack) { |
| 71 | + Icon(Icons.AutoMirrored.Filled.ArrowBack, "Back", tint = TextPrimary) |
| 72 | + } |
| 73 | + Column(modifier = Modifier.weight(1f)) { |
| 74 | + Text("App DNS Log", color = TextPrimary, fontWeight = FontWeight.SemiBold, fontSize = 18.sp) |
| 75 | + Text(packageName, color = TextDim, fontSize = 11.sp, maxLines = 1, overflow = TextOverflow.Ellipsis) |
| 76 | + } |
| 77 | + Text("${logs.size} queries", color = TextDim, fontSize = 11.sp, modifier = Modifier.padding(end = 12.dp)) |
| 78 | + } |
| 79 | + |
| 80 | + // Stats summary |
| 81 | + val blocked = logs.count { it.blocked } |
| 82 | + val allowed = logs.size - blocked |
| 83 | + Surface( |
| 84 | + modifier = Modifier.fillMaxWidth().padding(horizontal = 16.dp), |
| 85 | + shape = RoundedCornerShape(10.dp), |
| 86 | + color = Surface2 |
| 87 | + ) { |
| 88 | + Row( |
| 89 | + modifier = Modifier.padding(12.dp), |
| 90 | + horizontalArrangement = Arrangement.SpaceEvenly |
| 91 | + ) { |
| 92 | + Column(horizontalAlignment = Alignment.CenterHorizontally) { |
| 93 | + Text("$allowed", color = Green, fontSize = 18.sp, fontWeight = FontWeight.Bold) |
| 94 | + Text("Allowed", color = TextDim, fontSize = 9.sp) |
| 95 | + } |
| 96 | + Column(horizontalAlignment = Alignment.CenterHorizontally) { |
| 97 | + Text("$blocked", color = Red, fontSize = 18.sp, fontWeight = FontWeight.Bold) |
| 98 | + Text("Blocked", color = TextDim, fontSize = 9.sp) |
| 99 | + } |
| 100 | + Column(horizontalAlignment = Alignment.CenterHorizontally) { |
| 101 | + Text("${domains.size}", color = Blue, fontSize = 18.sp, fontWeight = FontWeight.Bold) |
| 102 | + Text("Domains", color = TextDim, fontSize = 9.sp) |
| 103 | + } |
| 104 | + } |
| 105 | + } |
| 106 | + |
| 107 | + Spacer(Modifier.height(8.dp)) |
| 108 | + |
| 109 | + // Tab toggle |
| 110 | + Row( |
| 111 | + modifier = Modifier.fillMaxWidth().padding(horizontal = 16.dp), |
| 112 | + horizontalArrangement = Arrangement.spacedBy(8.dp) |
| 113 | + ) { |
| 114 | + Surface( |
| 115 | + onClick = { showDomains = true }, |
| 116 | + shape = RoundedCornerShape(10.dp), |
| 117 | + color = if (showDomains) Teal.copy(alpha = 0.15f) else Surface2 |
| 118 | + ) { |
| 119 | + Text("Domains", modifier = Modifier.padding(horizontal = 14.dp, vertical = 7.dp), |
| 120 | + color = if (showDomains) Teal else TextDim, fontSize = 12.sp, fontWeight = FontWeight.SemiBold) |
| 121 | + } |
| 122 | + Surface( |
| 123 | + onClick = { showDomains = false }, |
| 124 | + shape = RoundedCornerShape(10.dp), |
| 125 | + color = if (!showDomains) Blue.copy(alpha = 0.15f) else Surface2 |
| 126 | + ) { |
| 127 | + Text("Timeline", modifier = Modifier.padding(horizontal = 14.dp, vertical = 7.dp), |
| 128 | + color = if (!showDomains) Blue else TextDim, fontSize = 12.sp, fontWeight = FontWeight.SemiBold) |
| 129 | + } |
| 130 | + } |
| 131 | + |
| 132 | + Spacer(Modifier.height(8.dp)) |
| 133 | + |
| 134 | + if (showDomains) { |
| 135 | + // Domain breakdown |
| 136 | + if (domains.isEmpty()) { |
| 137 | + Box(Modifier.fillMaxSize(), contentAlignment = Alignment.Center) { |
| 138 | + Text("No DNS queries from this app", color = TextDim, fontSize = 14.sp) |
| 139 | + } |
| 140 | + } else { |
| 141 | + LazyColumn(contentPadding = PaddingValues(horizontal = 16.dp, vertical = 4.dp)) { |
| 142 | + items(domains, key = { it.hostname }) { stat -> |
| 143 | + Row( |
| 144 | + modifier = Modifier.fillMaxWidth().padding(vertical = 4.dp), |
| 145 | + verticalAlignment = Alignment.CenterVertically |
| 146 | + ) { |
| 147 | + Box( |
| 148 | + modifier = Modifier.size(6.dp).clip(CircleShape) |
| 149 | + .background(if (stat.blocked) Red else Green) |
| 150 | + ) |
| 151 | + Spacer(Modifier.width(10.dp)) |
| 152 | + Text( |
| 153 | + stat.hostname, |
| 154 | + color = TextPrimary, fontSize = 12.sp, fontFamily = FontFamily.Monospace, |
| 155 | + maxLines = 1, overflow = TextOverflow.Ellipsis, |
| 156 | + modifier = Modifier.weight(1f) |
| 157 | + ) |
| 158 | + Text("${stat.cnt}x", color = TextDim, fontSize = 10.sp, fontFamily = FontFamily.Monospace) |
| 159 | + } |
| 160 | + HorizontalDivider(color = Surface2.copy(alpha = 0.3f)) |
| 161 | + } |
| 162 | + } |
| 163 | + } |
| 164 | + } else { |
| 165 | + // Timeline view |
| 166 | + if (logs.isEmpty()) { |
| 167 | + Box(Modifier.fillMaxSize(), contentAlignment = Alignment.Center) { |
| 168 | + Text("No recent queries", color = TextDim, fontSize = 14.sp) |
| 169 | + } |
| 170 | + } else { |
| 171 | + LazyColumn(contentPadding = PaddingValues(horizontal = 16.dp, vertical = 4.dp)) { |
| 172 | + items(logs, key = { it.id }) { entry -> |
| 173 | + Row( |
| 174 | + modifier = Modifier.fillMaxWidth().padding(vertical = 3.dp), |
| 175 | + verticalAlignment = Alignment.CenterVertically |
| 176 | + ) { |
| 177 | + Box( |
| 178 | + modifier = Modifier.size(6.dp).clip(CircleShape) |
| 179 | + .background(if (entry.blocked) Red else Green) |
| 180 | + ) |
| 181 | + Spacer(Modifier.width(10.dp)) |
| 182 | + Text( |
| 183 | + entry.hostname, |
| 184 | + color = TextPrimary, fontSize = 11.sp, fontFamily = FontFamily.Monospace, |
| 185 | + maxLines = 1, overflow = TextOverflow.Ellipsis, |
| 186 | + modifier = Modifier.weight(1f) |
| 187 | + ) |
| 188 | + if (entry.responseTimeMs > 0) { |
| 189 | + Text("${entry.responseTimeMs}ms", color = TextDim.copy(alpha = 0.5f), fontSize = 9.sp) |
| 190 | + Spacer(Modifier.width(6.dp)) |
| 191 | + } |
| 192 | + Text( |
| 193 | + timeFmt.format(Date(entry.timestamp)), |
| 194 | + color = TextDim.copy(alpha = 0.6f), fontSize = 9.sp, fontFamily = FontFamily.Monospace |
| 195 | + ) |
| 196 | + } |
| 197 | + } |
| 198 | + } |
| 199 | + } |
| 200 | + } |
| 201 | + } |
| 202 | +} |
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