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Table dropping implemented

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This commit is contained in:
Andrew 2023-04-11 16:11:58 +07:00
parent 529ec239d1
commit d973954a75
4 changed files with 114 additions and 4 deletions
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242
lib/pages/bottomsheets/edit_table_bottomsheet.dart Normal file
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import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:recase/recase.dart';
import 'package:tuuli_app/api/model/table_field_model.dart';
import 'package:tuuli_app/api/model/tables_list_model.dart';
import 'package:tuuli_app/widgets/table_field_widget.dart';
class EditTableBottomSheetResult {
final String tableName;
final List<TableField> fields;
EditTableBottomSheetResult(this.tableName, this.fields);
}
class EditTableBottomSheet extends StatefulWidget {
final TableModel? table;
const EditTableBottomSheet({super.key, this.table});
@override
State<StatefulWidget> createState() => _EditTableBottomSheetState();
}
class _EditTableBottomSheetState extends State<EditTableBottomSheet> {
var tableName = "".obs;
late final List<TableField> fields;
final newFieldName = TextEditingController();
String? newFieldType;
var newFieldPrimary = false;
var newFieldUnique = false;
@override
void initState() {
super.initState();
fields = widget.table?.columns ?? [];
if (widget.table != null) {
tableName.value = widget.table!.tableName;
}
}
@override
Widget build(BuildContext context) {
return SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Obx(
() => Text(
tableName.isEmpty
? "Edit table"
: "Edit table \"${tableName.value.pascalCase}\"",
style: Theme.of(context).textTheme.headlineSmall,
),
),
const Spacer(),
IconButton(
onPressed: Get.back,
icon: const Icon(Icons.cancel),
)
],
),
if (widget.table == null) const Divider(),
if (widget.table == null)
TextFormField(
decoration: const InputDecoration(
labelText: 'Table name',
hintText: 'Enter table name',
),
readOnly: widget.table != null,
maxLength: 15,
onChanged: (value) => tableName.value = value,
validator: (value) {
if (value == null || value.isEmpty) {
return 'Please enter table name';
}
return null;
},
),
const Divider(),
Text(
"Fields",
style: Theme.of(context).textTheme.titleLarge,
),
if (fields.isEmpty) const Text("No fields"),
...fields
.map((e) => TableFieldWidget(
field: e,
onRemove: () => _removeColumn(e.fieldName),
))
.toList(growable: false),
if (widget.table == null) const SizedBox(width: 16),
if (widget.table == null)
Card(
child: Container(
padding: const EdgeInsets.all(8),
margin: const EdgeInsets.all(8),
child: Column(
mainAxisSize: MainAxisSize.min,
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text("Add new field"),
const SizedBox(height: 8),
Row(
children: [
Flexible(
child: TextFormField(
controller: newFieldName,
decoration: const InputDecoration(
labelText: 'Column name',
hintText: 'Enter column name',
border: OutlineInputBorder(),
),
),
),
const SizedBox(width: 8),
Flexible(
child: DropdownButtonFormField(
decoration: const InputDecoration(
labelText: 'Column type',
hintText: 'Choose column type',
border: OutlineInputBorder(),
),
items: possibleFieldTypes.keys
.map((e) => DropdownMenuItem(
value: e,
child: Text(e.pascalCase),
))
.toList(growable: false),
value: newFieldType,
onChanged: (value) => newFieldType = value,
),
),
const SizedBox(width: 16),
ToggleButtons(
isSelected: [
newFieldPrimary,
newFieldUnique,
!newFieldPrimary && !newFieldUnique
],
onPressed: (index) {
setState(() {
newFieldPrimary = index == 0;
newFieldUnique = index == 1;
});
},
children: const [
Text("Primary"),
Text("Unique"),
Text("Normal"),
],
),
const SizedBox(width: 16),
ElevatedButton(
onPressed: _addNewField,
child: const Text("Add field"),
),
],
),
],
),
),
),
const SizedBox(height: 32),
ElevatedButton(
onPressed: _saveTable,
child: const Text("Save table"),
),
],
),
),
);
}
void _addNewField() {
if (newFieldType == null) {
return;
}
final fieldName = newFieldName.text;
if (fieldName.isEmpty ||
fields.any((element) => element.fieldName == fieldName)) {
Get.defaultDialog(
title: "Error",
middleText: "Field name is empty or already exists",
);
return;
}
final field = TableField.parseTableField(
"$fieldName:$newFieldType${newFieldUnique ? ":unique" : ""}${newFieldPrimary ? ":primary" : ""}",
);
if (field.isPrimary && !field.canBePrimary()) {
Get.defaultDialog(
title: "Error",
middleText: "Field type \"${field.fieldType}\" can't be primary",
);
return;
}
setState(() {
newFieldName.clear();
newFieldType = null;
newFieldPrimary = false;
newFieldUnique = false;
fields.add(field);
});
}
void _saveTable() {
if (tableName.isEmpty) {
Get.defaultDialog(
title: "Error",
middleText: "Table name is empty",
);
return;
}
if (fields.isEmpty) {
Get.defaultDialog(
title: "Error",
middleText: "Table must have at least one field",
);
return;
}
Get.back(result: EditTableBottomSheetResult(tableName.value, fields));
}
void _removeColumn(String name) {
setState(() {
fields.removeWhere((element) => element.fieldName == name);
});
}
}

73
lib/pages/bottomsheets/open_table_bottomsheet.dart Normal file
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import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:recase/recase.dart';
import 'package:tuuli_app/api/api_client.dart';
import 'package:tuuli_app/api/model/tables_list_model.dart';
class OpenTableBottomSheet extends StatefulWidget {
final TableModel table;
const OpenTableBottomSheet({super.key, required this.table});
@override
State<StatefulWidget> createState() => _OpenTableBottomSheetState();
}
class _OpenTableBottomSheetState extends State<OpenTableBottomSheet> {
final apiClient = Get.find<ApiClient>();
@override
Widget build(BuildContext context) {
return SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Text(
widget.table.tableName.pascalCase,
style: Theme.of(context).textTheme.headlineSmall,
),
const Spacer(),
IconButton(
onPressed: _dropTable,
icon: const Icon(Icons.delete),
),
IconButton(
onPressed: Get.back,
icon: const Icon(Icons.cancel),
),
],
),
const Divider(),
],
),
),
);
}
Future<void> _dropTable() async {
final really = await Get.defaultDialog<bool>(
title: "Drop table",
middleText:
"Are you sure you want to drop this table \"${widget.table.tableName}\"?",
textConfirm: "Drop",
onConfirm: () => Get.back(result: true),
onCancel: () => Get.back(result: false),
barrierDismissible: false,
);
if (really != true) {
return;
}
final result = await apiClient.dropTable(widget.table.tableName);
result.unfold((data) {
Get.back();
}, (error) {
Get.snackbar("Error", error.toString());
});
}
}