551 lines
22 KiB
Dart
551 lines
22 KiB
Dart
// Flutter
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import 'package:flutter/material.dart';
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import '/models/asset.dart';
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import '/models/income.dart';
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// Local
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import '/models/tracked_item.dart';
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import '/models/item_type.dart';
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import '/models/expense.dart';
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import '/models/frequency.dart';
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import '/db.dart';
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class TrackedItemPage extends StatefulWidget {
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final Future<List<TrackedItem>> assetsToLoad;
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final Function() notifyParent;
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const TrackedItemPage({
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super.key,
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required this.assetsToLoad,
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required this.notifyParent,
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});
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@override
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State<TrackedItemPage> createState() => _TrackedItemPageState();
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}
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class _TrackedItemPageState extends State<TrackedItemPage> {
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return FutureBuilder<List<TrackedItem>>(
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future: widget.assetsToLoad,
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builder:
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(BuildContext context, AsyncSnapshot<List<TrackedItem>> snapshot) {
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if (!snapshot.hasData) {
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return Text('Loading...');
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}
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snapshot.data!.sort(
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(a, b) => (b.calcComparableAmountYearly() -
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a.calcComparableAmountYearly())
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.toInt(),
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);
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return snapshot.data!.isEmpty
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? Text(
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"Add items to get started.",
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softWrap: true,
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)
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: ListView.builder(
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itemCount: snapshot.data!.length,
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itemBuilder: (_, index) {
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final TrackedItem curr = snapshot.data![index];
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final itemKey = Key(curr.id!.toString());
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final String itemTitle = curr.name;
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final String itemAmount;
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if (curr.frequency != null) {
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itemAmount =
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"${curr.amount.toStringAsFixed(2)} ${curr.frequency!.title}";
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} else {
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itemAmount = curr.amount.toStringAsFixed(2);
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}
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final String itemDescription = curr.description;
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final double itemDayAmount, itemMonthAmount, itemYearAmount;
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final String estimateSymbolDaily,
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estimateSymbolMonthly,
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estimateSymbolYearly;
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if (curr.frequency != null) {
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itemDayAmount = curr.calcComparableAmountDaily();
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estimateSymbolDaily = curr.frequency!.numDays
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.toStringAsFixed(2)
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.endsWith(".00") &&
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itemDayAmount.toStringAsFixed(3).endsWith("0")
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? ""
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: "~";
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itemMonthAmount =
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(curr.calcComparableAmountYearly() / 12);
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estimateSymbolMonthly = curr.frequency!.timesPerYear
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.toStringAsFixed(2)
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.endsWith(".00") &&
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itemMonthAmount.toStringAsFixed(3).endsWith("0")
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? ""
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: "~";
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itemYearAmount = curr.calcComparableAmountYearly();
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estimateSymbolYearly = curr.frequency!.timesPerYear
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.toStringAsFixed(2)
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.endsWith(".00") &&
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itemYearAmount.toStringAsFixed(3).endsWith("0")
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? ""
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: "~";
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} else {
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itemDayAmount = -1;
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estimateSymbolDaily = "";
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itemMonthAmount = curr.amount;
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estimateSymbolMonthly = "";
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itemYearAmount = -1;
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estimateSymbolYearly = "";
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}
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final String monthlyTitle = curr.type == ItemType.asset
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? ""
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: " ${Frequency.monthly.title}";
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final String itemTopText = itemDayAmount < 0
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? ""
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: "$estimateSymbolDaily${itemDayAmount.toStringAsFixed(2)} ${Frequency.daily.title}";
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final String itemMiddleText = itemMonthAmount < 0
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? ""
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: "$estimateSymbolMonthly${itemMonthAmount.toStringAsFixed(2)}$monthlyTitle";
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final String itemBottomText = itemYearAmount < 0
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? ""
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: "$estimateSymbolYearly${itemYearAmount.toStringAsFixed(2)} ${Frequency.yearly.title}";
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return Padding(
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padding: const EdgeInsets.all(4.0),
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child: Dismissible(
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key: itemKey,
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background: Container(
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color: Colors.red,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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Icon(Icons.delete),
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Text("Delete"),
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],
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),
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),
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secondaryBackground: Container(
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color: Colors.orange,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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Text("Edit"),
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Icon(Icons.edit),
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],
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),
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),
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onDismissed: (direction) {
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setState(() {
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snapshot.data!.remove(curr);
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switch (direction) {
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case DismissDirection.startToEnd:
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// Remove the item from the database.
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if (curr is Expense) {
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DatabaseHelper.instance.removeExpense(
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curr.id!,
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);
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} else if (curr is Income) {
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DatabaseHelper.instance.removeIncome(
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curr.id!,
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);
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} else if (curr is Asset) {
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DatabaseHelper.instance.removeAsset(
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curr.id!,
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);
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} else {
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throw UnimplementedError(
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"Cannot remove unimplemented item type.");
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}
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break;
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case DismissDirection.endToStart:
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// Open an edit dialog, then remove the item from the list.
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showDialog(
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context: context,
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builder: (_) => AlertDialog(
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content: TrackedItemInputDialog(
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notifyParent: widget.notifyParent,
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entry: curr,
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amountText: curr.getAmountText(),
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type: curr.type!,
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),
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),
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);
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break;
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default:
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UnimplementedError(
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"Direction ${direction.toString()} not recognized.",
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);
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}
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});
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},
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child: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(4),
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color: theme.colorScheme.onPrimary,
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),
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child: Padding(
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padding: const EdgeInsets.all(4.0),
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child: Row(
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mainAxisSize: MainAxisSize.max,
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children: [
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Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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itemTitle,
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style: TextStyle(fontSize: 20.0),
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),
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Text(
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itemAmount,
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style: TextStyle(fontSize: 12.0),
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),
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],
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),
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Expanded(
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child: Center(
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child: Text(
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itemDescription,
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style: TextStyle(
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fontSize: 12.0,
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),
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softWrap: true,
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textAlign: TextAlign.center,
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),
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),
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),
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Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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itemTopText,
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style: TextStyle(fontSize: 12.0),
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),
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Text(
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itemMiddleText,
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style: TextStyle(fontSize: 12.0),
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),
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Text(
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itemBottomText,
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style: TextStyle(fontSize: 12.0),
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),
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],
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),
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],
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),
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),
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),
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),
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);
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},
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);
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});
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}
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}
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class TrackedItemInputDialog extends StatefulWidget {
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final Function() notifyParent;
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final TrackedItem? entry;
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final String? amountText;
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final ItemType? type;
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const TrackedItemInputDialog({
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super.key,
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required this.notifyParent,
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this.entry,
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this.amountText,
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this.type,
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});
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@override
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State<TrackedItemInputDialog> createState() => _TrackedItemInputDialogState();
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}
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class _TrackedItemInputDialogState extends State<TrackedItemInputDialog> {
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final _formKey = GlobalKey<FormState>();
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int? _id;
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String _name = "";
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double _amount = 0;
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Frequency _freq = Frequency.monthly;
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String _desc = "";
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ItemType? _type;
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@override
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Widget build(BuildContext context) {
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if (widget.type == null &&
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(widget.entry != null && widget.entry!.type == null)) {
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throw FlutterError("No ItemType provided for TrackedItemInputDialog.");
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}
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_type = widget.type;
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if (widget.entry != null) {
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_id = widget.entry!.id;
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_name = widget.entry!.name;
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_amount = widget.entry!.amount;
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widget.entry!.frequency == null ? null : _freq = widget.entry!.frequency!;
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_desc = widget.entry!.description;
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_type = widget.entry!.type!;
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}
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String amountText =
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widget.amountText != null ? widget.amountText! : TrackedItem.amountText;
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return Column(
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// prevent AlertDialog from taking full vertical height.
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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alignment: FractionalOffset.topRight,
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child: IconButton(
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onPressed: () {
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if (widget.entry != null) {
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setState(() {
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switch (_type) {
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case ItemType.expense:
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DatabaseHelper.instance.addExpense(widget.entry!);
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break;
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case ItemType.income:
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DatabaseHelper.instance.addIncome(widget.entry!);
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break;
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case ItemType.asset:
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DatabaseHelper.instance.addAsset(widget.entry!);
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break;
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default:
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throw UnimplementedError(
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"Cannot add unimplemented type.");
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}
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widget.notifyParent();
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});
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}
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Navigator.of(context).pop();
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},
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icon: Icon(Icons.clear),
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),
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),
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AlertDialog(
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insetPadding: EdgeInsets.all(0),
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title: Center(
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child: widget.entry == null
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? Text("New ${_type!.title}")
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: Text("Edit ${_type!.title}"),
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),
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content: FutureBuilder<List<Expense>>(
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future: DatabaseHelper.instance.getExpenses(),
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builder: (BuildContext context,
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AsyncSnapshot<List<Expense>> snapshot) {
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if (!snapshot.hasData) {
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return Center(child: Text('Loading...'));
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}
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List<Expense> expenses = snapshot.data!;
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return Form(
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key: _formKey,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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TextFormField(
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keyboardType: TextInputType.text,
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textCapitalization: TextCapitalization.words,
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decoration: InputDecoration(
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labelText: "Name",
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hintText: "Example: Red Pocket",
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hintStyle: TextStyle(fontSize: 10.0),
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errorStyle: TextStyle(fontSize: 10.0),
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),
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initialValue: _name,
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validator: (value) {
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if (value!.isEmpty) {
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return "Name must be provided.";
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}
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if (!expenses.every((expense) =>
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expense.name != value || expense.id == _id)) {
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return "Name must be unique, already in use.";
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}
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return null;
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},
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onSaved: (value) {
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_name = value!;
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},
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),
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TextFormField(
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keyboardType:
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TextInputType.numberWithOptions(decimal: true),
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decoration: InputDecoration(
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labelText: amountText,
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hintText: "Example: 10.00",
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hintStyle: TextStyle(fontSize: 10.0),
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errorStyle: TextStyle(fontSize: 10.0),
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),
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initialValue: _amount != 0 ? _amount.toString() : "",
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validator: (value) {
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if (value == null || value.isEmpty) {
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return "$amountText must be provided.";
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}
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if (double.tryParse(value) == null) {
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return "$amountText must be a valid number.";
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}
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if (double.parse(value) < 0) {
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return "Please use the Income page rather than having negative expenses.";
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}
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if (double.parse(value) < 0.01) {
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return "$amountText must be one hundreth (0.01) or higher.";
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}
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return null;
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},
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onSaved: (value) {
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_amount = double.parse(value!);
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},
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),
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if (_type != ItemType.asset)
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DropdownButtonFormField(
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items: Frequency.values
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.map(
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(freq) => DropdownMenuItem(
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value: freq,
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child: Row(
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children: [
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Text(
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freq.title,
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),
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Padding(
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padding: EdgeInsets.all(1.0),
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child: Text(
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" (${freq.hint})",
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style: TextStyle(fontSize: 10.0),
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),
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),
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],
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),
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),
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)
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.toList(),
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value: _freq,
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decoration: InputDecoration(
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labelText: "Frequency",
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errorStyle: TextStyle(fontSize: 10.0),
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),
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validator: (value) {
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if (value == null) {
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return "Frequency must be provided.";
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}
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if (!Frequency.values.contains(value)) {
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return "Value not valid.";
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}
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return null;
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},
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onChanged: (value) {
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_freq = value!;
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},
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),
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TextFormField(
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keyboardType: TextInputType.text,
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textCapitalization: TextCapitalization.sentences,
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decoration: InputDecoration(
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labelText: "Description",
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hintText:
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"Example: 1GB data with unlimited talk & text.",
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hintStyle: TextStyle(fontSize: 8.0),
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errorStyle: TextStyle(fontSize: 10.0),
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),
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initialValue: _desc,
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validator: (value) {
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return null;
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},
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onSaved: (value) {
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_desc = value!;
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},
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),
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],
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),
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);
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}),
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actions: [
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Center(
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child: ElevatedButton.icon(
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onPressed: () {
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if (_formKey.currentState!.validate()) {
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_formKey.currentState!.save();
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setState(
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() {
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switch (_type) {
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case ItemType.expense:
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Expense expense = Expense(
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id: _id,
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name: _name,
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amount: _amount,
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frequency: _freq,
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description: _desc,
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);
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if (_id != null) {
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DatabaseHelper.instance.updateExpense(
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expense,
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);
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} else {
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DatabaseHelper.instance.addExpense(
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expense,
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);
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}
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break;
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case ItemType.income:
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Income income = Income(
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id: _id,
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name: _name,
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amount: _amount,
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frequency: _freq,
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description: _desc,
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);
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if (_id != null) {
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DatabaseHelper.instance.updateIncome(
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income,
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);
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} else {
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DatabaseHelper.instance.addIncome(
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income,
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);
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}
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break;
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case ItemType.asset:
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Asset asset = Asset(
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id: _id,
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name: _name,
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amount: _amount,
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description: _desc,
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);
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if (_id != null) {
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DatabaseHelper.instance.updateAsset(
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asset,
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);
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} else {
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DatabaseHelper.instance.addAsset(
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asset,
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);
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}
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break;
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default:
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throw UnimplementedError(
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"No code for type ${_type!.title}",
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);
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}
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widget.notifyParent();
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Navigator.of(context).pop();
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},
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);
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}
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},
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icon: Icon(Icons.save),
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label: Text('Submit'),
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),
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)
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],
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),
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],
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);
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}
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}
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