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/*
* This file is part of GNU Taler
* (C) 2022 Taler Systems S.A.
*
* GNU Taler is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 3, or (at your option) any later version.
*
* GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
package net.taler.wallet.peer
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.rememberScrollState
import androidx.compose.foundation.verticalScroll
import androidx.compose.material3.Button
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.OutlinedTextField
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.saveable.rememberSaveable
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Alignment.Companion.CenterHorizontally
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.res.colorResource
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import net.taler.common.Amount
import net.taler.wallet.R
@OptIn(ExperimentalMaterial3Api::class)
@Composable
fun OutgoingPushIntroComposable(
amount: Amount,
onSend: (amount: Amount, summary: String) -> Unit,
) {
val scrollState = rememberScrollState()
Column(
modifier = Modifier
.fillMaxWidth()
.verticalScroll(scrollState),
horizontalAlignment = CenterHorizontally,
) {
Row(
verticalAlignment = Alignment.CenterVertically,
modifier = Modifier
.padding(16.dp),
) {
Text(
modifier = Modifier,
text = amount.toString(),
softWrap = false,
style = MaterialTheme.typography.titleLarge,
)
}
var subject by rememberSaveable { mutableStateOf("") }
OutlinedTextField(
modifier = Modifier
.fillMaxWidth()
.padding(horizontal = 16.dp),
singleLine = true,
value = subject,
onValueChange = { input ->
if (input.length <= MAX_LENGTH_SUBJECT)
subject = input
},
isError = subject.isBlank(),
label = {
Text(
stringResource(R.string.send_peer_purpose),
color = if (subject.isBlank()) {
colorResource(R.color.red)
} else Color.Unspecified,
)
}
)
Text(
modifier = Modifier
.fillMaxWidth()
.padding(top = 5.dp, end = 16.dp),
color = if (subject.isBlank()) colorResource(R.color.red) else Color.Unspecified,
text = stringResource(R.string.char_count, subject.length, MAX_LENGTH_SUBJECT),
textAlign = TextAlign.End,
)
Text(
modifier = Modifier.padding(top = 16.dp, start = 16.dp, end = 16.dp),
text = stringResource(R.string.send_peer_warning),
)
Button(
modifier = Modifier.padding(16.dp),
enabled = subject.isNotBlank(),
onClick = {
onSend(amount, subject)
},
) {
Text(text = stringResource(R.string.send_peer_create_button))
}
}
}
@Preview
@Composable
fun PeerPushIntroComposablePreview() {
Surface {
OutgoingPushIntroComposable(Amount.fromDouble("TESTKUDOS", 42.23)) { _, _ -> }
}
}
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