From cb373db35d3bb9b1beeae07e9d16c30e9b197c10 Mon Sep 17 00:00:00 2001
From: Harsh Shandilya <me@msfjarvis.dev>
Date: Sat, 26 Mar 2022 16:07:06 +0530
Subject: feat(app): start working on a Compose-backed decrypt screen

---
 .../app/passwordstore/ui/crypto/DecryptScreen.kt   | 91 ++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 app/src/main/java/app/passwordstore/ui/crypto/DecryptScreen.kt

(limited to 'app')

diff --git a/app/src/main/java/app/passwordstore/ui/crypto/DecryptScreen.kt b/app/src/main/java/app/passwordstore/ui/crypto/DecryptScreen.kt
new file mode 100644
index 00000000..469cb4d2
--- /dev/null
+++ b/app/src/main/java/app/passwordstore/ui/crypto/DecryptScreen.kt
@@ -0,0 +1,91 @@
+package app.passwordstore.ui.crypto
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.tooling.preview.Preview
+import app.passwordstore.R
+import app.passwordstore.data.passfile.PasswordEntry
+import app.passwordstore.util.time.UserClock
+import app.passwordstore.util.totp.UriTotpFinder
+import kotlin.time.ExperimentalTime
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.runBlocking
+
+@OptIn(ExperimentalTime::class, ExperimentalMaterial3Api::class)
+@Composable
+fun PasswordEntryScreen(
+  entryName: String,
+  entry: PasswordEntry,
+  modifier: Modifier = Modifier,
+) {
+  val clipboard = LocalClipboardManager.current
+  Box(modifier = modifier.fillMaxSize()) {
+    Column {
+      Text(entryName)
+      if (entry.password != null) {
+        TextField(
+          value = entry.password!!,
+          onValueChange = {},
+          readOnly = true,
+          label = { Text("Password") },
+          trailingIcon = { CopyButton { clipboard.setText(AnnotatedString(entry.password!!)) } },
+        )
+      }
+      if (entry.hasTotp()) {
+        val totp by entry.totp.collectAsState(runBlocking { entry.totp.first() })
+        TextField(
+          value = totp.value,
+          onValueChange = {},
+          readOnly = true,
+          label = { Text("OTP (expires in ${totp.remainingTime.inWholeSeconds}s)") },
+          trailingIcon = { CopyButton { clipboard.setText(AnnotatedString(totp.value)) } }
+        )
+      }
+    }
+  }
+}
+
+@Composable
+private fun CopyButton(onClick: () -> Unit) {
+  IconButton(
+    onClick = onClick,
+  ) {
+    Icon(
+      painter = painterResource(R.drawable.ic_content_copy),
+      contentDescription = stringResource(R.string.copy_password),
+    )
+  }
+}
+
+@Preview
+@Composable
+private fun PasswordEntryPreview() {
+  PasswordEntryScreen("Test Entry", createTestEntry())
+}
+
+fun createTestEntry() =
+  PasswordEntry(
+    UserClock(),
+    UriTotpFinder(),
+    """
+    |My Password
+    |otpauth://totp/ACME%20Co:john@example.com?secret=HXDMVJECJJWSRB3HWIZR4IFUGFTMXBOZ&issuer=ACME%20Co&algorithm=SHA1&digits=6&period=30
+    |login: msfjarvis
+  """
+      .trimMargin()
+      .encodeToByteArray()
+  )
-- 
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