126 lines
4.0 KiB
Kotlin
126 lines
4.0 KiB
Kotlin
package dev.lonami.talaria.ui
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import androidx.compose.foundation.layout.*
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import androidx.compose.foundation.text.KeyboardActions
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import androidx.compose.foundation.text.KeyboardOptions
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import androidx.compose.material.Button
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import androidx.compose.material.Text
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import androidx.compose.material.TextField
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import androidx.compose.runtime.*
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.platform.LocalFocusManager
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import androidx.compose.ui.res.stringResource
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import androidx.compose.ui.text.font.FontWeight
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import androidx.compose.ui.text.input.ImeAction
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import androidx.compose.ui.text.input.KeyboardType
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import androidx.compose.ui.tooling.preview.Preview
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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 dev.lonami.talaria.R
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import dev.lonami.talaria.ui.theme.TalariaTheme
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enum class LoginStage {
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ASK_PHONE,
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ASK_CODE,
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}
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fun isPhoneValid(phone: String): Boolean = phone.trim('+', ' ').isNotEmpty()
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fun isLoginCodeValid(code: String): Boolean = code.trim().count { it.isDigit() } == 5
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@Composable
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fun PhoneInput(phone: String, onPhoneChanged: (String) -> Unit, onSendCode: () -> Unit) {
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val focusManager = LocalFocusManager.current
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Text(stringResource(R.string.enter_phone))
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TextField(
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phone,
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label = { Text(stringResource(R.string.phone_international)) },
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placeholder = { Text(stringResource(R.string.phone_example)) },
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singleLine = true,
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keyboardOptions = KeyboardOptions(
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keyboardType = KeyboardType.Phone,
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imeAction = ImeAction.Done
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),
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keyboardActions = KeyboardActions(onDone = { focusManager.clearFocus() }),
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modifier = Modifier.fillMaxWidth(),
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onValueChange = onPhoneChanged
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)
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Spacer(Modifier.height(16.dp))
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Button(
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enabled = isPhoneValid(phone),
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modifier = Modifier.fillMaxWidth(),
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onClick = onSendCode
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) {
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Text(stringResource(R.string.send_otp))
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}
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}
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@Composable
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fun OtpInput(otp: String, onOtpChanged: (String) -> Unit, onConfirmOtp: () -> Unit) {
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val focusManager = LocalFocusManager.current
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Text(stringResource(R.string.enter_otp))
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TextField(
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otp,
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label = { Text(stringResource(R.string.otp)) },
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placeholder = { Text(stringResource(R.string.otp_example)) },
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singleLine = true,
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keyboardOptions = KeyboardOptions(
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keyboardType = KeyboardType.Number,
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imeAction = ImeAction.Done
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),
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keyboardActions = KeyboardActions(onDone = { focusManager.clearFocus() }),
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modifier = Modifier.fillMaxWidth(),
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onValueChange = onOtpChanged
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)
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Spacer(Modifier.height(16.dp))
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Button(
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enabled = isLoginCodeValid(otp),
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modifier = Modifier.fillMaxWidth(),
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onClick = onConfirmOtp
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) {
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Text(stringResource(R.string.do_login))
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}
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}
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@Composable
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fun LoginScreen() {
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var stage by remember { mutableStateOf(LoginStage.ASK_PHONE) }
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var phone by remember { mutableStateOf("") }
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var otp by remember { mutableStateOf("") }
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Column(
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modifier = Modifier
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.fillMaxSize()
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.padding(16.dp),
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verticalArrangement = Arrangement.Center
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) {
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Text(
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stringResource(R.string.welcome_to, stringResource(R.string.app_name)),
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fontSize = 24.sp,
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fontWeight = FontWeight.Bold,
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modifier = Modifier
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.fillMaxWidth()
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.wrapContentWidth(Alignment.CenterHorizontally)
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.padding(16.dp)
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)
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when (stage) {
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LoginStage.ASK_PHONE -> PhoneInput(
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phone,
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onPhoneChanged = { phone = it },
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onSendCode = { stage = LoginStage.ASK_CODE })
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LoginStage.ASK_CODE -> OtpInput(otp, onOtpChanged = { otp = it }, onConfirmOtp = {
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})
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}
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}
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}
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@Preview(showBackground = true)
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@Composable
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fun LoginPreview() {
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TalariaTheme {
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LoginScreen()
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}
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} |