1package com.peachpasswords.ui.pairing23import androidx.compose.foundation.clickable4import androidx.compose.foundation.layout.Arrangement5import androidx.compose.foundation.layout.Column6import androidx.compose.foundation.layout.Spacer7import androidx.compose.foundation.layout.fillMaxSize8import androidx.compose.foundation.layout.fillMaxWidth9import androidx.compose.foundation.layout.height10import androidx.compose.foundation.layout.padding11import androidx.compose.foundation.layout.systemBarsPadding12import androidx.compose.foundation.rememberScrollState13import androidx.compose.foundation.verticalScroll14import androidx.compose.material3.OutlinedTextField15import androidx.compose.material3.Text16import androidx.compose.runtime.Composable17import androidx.compose.runtime.getValue18import androidx.compose.runtime.mutableStateOf19import androidx.compose.runtime.remember20import androidx.compose.runtime.setValue21import androidx.compose.ui.Alignment22import androidx.compose.ui.Modifier23import androidx.compose.ui.text.input.PasswordVisualTransformation24import androidx.compose.ui.text.input.VisualTransformation25import androidx.compose.ui.text.style.TextAlign26import androidx.compose.ui.unit.dp27import androidx.compose.ui.unit.sp28import androidx.hilt.navigation.compose.hiltViewModel29import androidx.lifecycle.compose.collectAsStateWithLifecycle30import com.peachpasswords.ui.security.StrengthBar31import com.peachpasswords.ui.security.scorePassword32import com.peachpasswords.ui.security.strengthLabel33import com.peachpasswords.ui.components.BirdAnimation34import com.peachpasswords.ui.components.PairingAnimState35import com.peachpasswords.ui.theme.LocalPeachAccent36import com.peachpasswords.ui.theme.PeachSpacing37import com.peachpasswords.ui.theme.PeachType38import com.peachpasswords.ui.theme.ShellBackground39import com.peachpasswords.ui.theme.peachColors4041@Composable42fun AdoptVaultScreen(43 onBack: () -> Unit,44 onComplete: () -> Unit,45 vm: AdoptVaultViewModel = hiltViewModel(),46) {47 val state by vm.state.collectAsStateWithLifecycle()48 var password by remember { mutableStateOf("") }49 var confirmation by remember { mutableStateOf("") }50 var reveal by remember { mutableStateOf(false) }51 var showBackgroundSyncPrompt by remember { mutableStateOf(false) }52 val score = scorePassword(password)53 val passwordReady =54 password.length >= 12 && password == confirmation && score >= 25556 ShellBackground {57 Column(58 modifier = Modifier59 .fillMaxSize()60 .systemBarsPadding()61 .verticalScroll(rememberScrollState())62 .padding(horizontal = PeachSpacing.lg, vertical = PeachSpacing.lg),63 horizontalAlignment = Alignment.CenterHorizontally,64 verticalArrangement = Arrangement.Center,65 ) {66 Text(67 if (vm.joining) "Re-pair a device" else "I already have Peach",68 color = peachColors.T0,69 fontFamily = PeachType.Display,70 fontSize = 26.sp,71 )72 Spacer(Modifier.height(PeachSpacing.sm))7374 if (75 state is AdoptVaultUiState.ConfirmSas ||76 state is AdoptVaultUiState.Adopting ||77 state is AdoptVaultUiState.Complete78 ) {79 BirdAnimation(80 state = if (state is AdoptVaultUiState.Complete) {81 PairingAnimState.CONNECTED82 } else {83 PairingAnimState.LISTENING84 },85 modifier = Modifier.fillMaxWidth().height(170.dp),86 )87 }8889 when (val current = state) {90 AdoptVaultUiState.Disclosure -> {91 Body(92 "This device already has a vault. Peach can re-pair only a device from " +93 "its own paired or removed-device history.",94 )95 Spacer(Modifier.height(PeachSpacing.md))96 Body(97 "A new device must start empty, even if it looks like it contains the " +98 "same logins. This prevents separately restored records from being " +99 "combined and duplicated.",100 )101 Spacer(Modifier.height(PeachSpacing.lg))102 PillButton("Check and re-pair", LocalPeachAccent.current, filled = true) {103 vm.acceptDisclosure()104 }105 }106107 AdoptVaultUiState.Password -> {108 Body(109 "Choose the password this phone will use. It never leaves this device; " +110 "your existing device will share the vault only after both screens confirm the same code.",111 )112 Spacer(Modifier.height(PeachSpacing.lg))113 OutlinedTextField(114 value = password,115 onValueChange = { password = it },116 label = { Text("new password") },117 singleLine = true,118 visualTransformation =119 if (reveal) VisualTransformation.None else PasswordVisualTransformation(),120 modifier = Modifier.fillMaxWidth(),121 )122 Spacer(Modifier.height(PeachSpacing.sm))123 OutlinedTextField(124 value = confirmation,125 onValueChange = { confirmation = it },126 label = { Text("confirm password") },127 singleLine = true,128 visualTransformation =129 if (reveal) VisualTransformation.None else PasswordVisualTransformation(),130 modifier = Modifier.fillMaxWidth(),131 )132 Text(133 if (reveal) "hide passwords" else "show passwords",134 color = LocalPeachAccent.current,135 fontFamily = PeachType.Mono,136 fontSize = 11.sp,137 modifier = Modifier138 .align(Alignment.End)139 .clickable { reveal = !reveal }140 .padding(PeachSpacing.sm),141 )142 StrengthBar(score, Modifier.fillMaxWidth())143 Spacer(Modifier.height(PeachSpacing.xs))144 Text(145 "strength: ${strengthLabel(score)} · at least 12 characters",146 color = peachColors.T2,147 fontFamily = PeachType.Mono,148 fontSize = 10.sp,149 )150 Spacer(Modifier.height(PeachSpacing.lg))151 PillButton(152 "Continue",153 LocalPeachAccent.current,154 filled = true,155 ) {156 if (passwordReady && vm.acceptPassword(password, confirmation)) {157 password = ""158 confirmation = ""159 }160 }161 if (!passwordReady) {162 Spacer(Modifier.height(PeachSpacing.xs))163 Text(164 "Continue unlocks when both passwords match and pass the strength check.",165 color = peachColors.T2,166 fontFamily = PeachType.Mono,167 fontSize = 10.sp,168 textAlign = TextAlign.Center,169 )170 }171 }172173 AdoptVaultUiState.Pair -> {174 Body(175 "Connecting via secure relay — works anywhere. Scan the QR shown by " +176 "Peach on your existing device. It contains only the relay address and a single-use token.",177 )178 Spacer(Modifier.height(PeachSpacing.lg))179 PairingQrCamera(onInvitation = vm::adopt)180 }181182 AdoptVaultUiState.Connecting -> {183 Body("Opening the single-use relay room and establishing an encrypted session…")184 }185186 is AdoptVaultUiState.ConfirmSas -> {187 Body(188 "Only continue if this code is identical on the device sharing the vault.",189 )190 Spacer(Modifier.height(PeachSpacing.lg))191 Text(192 current.sas,193 color = LocalPeachAccent.current,194 fontFamily = PeachType.Mono,195 fontSize = 38.sp,196 letterSpacing = 6.sp,197 )198 Spacer(Modifier.height(PeachSpacing.lg))199 PillButton(200 if (vm.joining) "They match — join vault" else "They match — adopt vault",201 LocalPeachAccent.current,202 filled = true,203 ) { vm.confirmSas(true) }204 Spacer(Modifier.height(PeachSpacing.sm))205 PillButton("Cancel", peachColors.T2, filled = false) {206 vm.confirmSas(false)207 }208 }209210 AdoptVaultUiState.Adopting -> {211 Body(212 if (vm.joining) {213 "Checking that both devices already share the same vault…"214 } else {215 "Both devices confirmed. Sealing the adopted vault under this phone's password…"216 },217 )218 }219220 is AdoptVaultUiState.Complete -> {221 Body(222 if (vm.joining) {223 "Re-paired with ${current.sourceName}. No entries or recovery words changed."224 } else {225 "${current.sourceName} shared the vault successfully. Encrypted sync is now active."226 },227 )228 Spacer(Modifier.height(PeachSpacing.lg))229 PillButton("Open vault", LocalPeachAccent.current, filled = true) {230 showBackgroundSyncPrompt = true231 }232 }233234 is AdoptVaultUiState.Failed -> {235 Body(adoptionFailureCopy(current.reason))236 Spacer(Modifier.height(PeachSpacing.lg))237 PillButton("Start again", LocalPeachAccent.current, filled = true) {238 vm.restart()239 }240 }241 }242243 if (state !is AdoptVaultUiState.Adopting &&244 state !is AdoptVaultUiState.Complete245 ) {246 Spacer(Modifier.height(PeachSpacing.md))247 PillButton("Back", peachColors.T2, filled = false, onClick = onBack)248 }249 }250 }251252 if (showBackgroundSyncPrompt) {253 BackgroundSyncDialog { enabled ->254 showBackgroundSyncPrompt = false255 vm.setBackgroundSync(enabled)256 onComplete()257 }258 }259}260261@Composable262private fun Body(value: String) {263 Text(264 value,265 color = peachColors.T2,266 fontFamily = PeachType.Body,267 fontSize = 13.sp,268 textAlign = TextAlign.Center,269 modifier = Modifier.fillMaxWidth(),270 )271}272273private fun adoptionFailureCopy(reason: String): String = when (reason) {274 "invalid_pairing_invitation" ->275 "That invitation isn't valid. Scan a fresh QR or copy the whole invitation again."276 "ADOPT_SAS_REJECTED", "adoption_rejected" ->277 "The confirmation was cancelled. No vault key was accepted."278 "ADOPT_VAULT_ID_MISMATCH" ->279 "The received vault did not pass its integrity check, so Peach refused it."280 "JOIN_POPULATED_VAULT_BLOCKED" ->281 "These are different populated vaults, so Peach stopped before combining their entries. Reset or use a fresh destination, then pair again."282 "JOIN_NO_LOCAL_VAULT", "JOIN_DECOY_MODE", "vault_locked" ->283 "Unlock this device's vault first, then try joining again."284 else ->285 "The secure adoption session ended before it completed. Start again with a fresh invitation."286}