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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| import 'package:flutter_app/db/app_db.dart'; | ||
| import 'package:flutter_app/models/tasks.dart'; | ||
| import 'package:flutter_app/models/project.dart'; | ||
| import 'package:flutter_app/models/label.dart'; | ||
| import 'package:flutter_app/models/task_labels.dart'; | ||
| import 'package:sqflite/sqflite.dart'; | ||
|
|
||
| class TaskDB { | ||
| static final TaskDB _taskDb = new TaskDB._internal(AppDatabase.get()); | ||
|
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| AppDatabase _appDatabase; | ||
|
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| //private internal constructor to make it singleton | ||
| TaskDB._internal(this._appDatabase); | ||
|
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| //static TaskDB get taskDb => _taskDb; | ||
|
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| static TaskDB get() { | ||
| return _taskDb; | ||
| } | ||
|
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| Future<List<Tasks>> getTasks( | ||
| {int startDate = 0, int endDate = 0, TaskStatus taskStatus}) async { | ||
| var db = await _appDatabase.getDb(); | ||
| var whereClause = startDate > 0 && endDate > 0 | ||
| ? "WHERE ${Tasks.tblTask}.${Tasks.dbDueDate} BETWEEN $startDate AND $endDate" | ||
| : ""; | ||
|
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| if (taskStatus != null) { | ||
| var taskWhereClause = | ||
| "${Tasks.tblTask}.${Tasks.dbStatus} = ${taskStatus.index}"; | ||
| whereClause = whereClause.isEmpty | ||
| ? "WHERE $taskWhereClause" | ||
| : "$whereClause AND $taskWhereClause"; | ||
| } | ||
|
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| var result = await db.rawQuery( | ||
| 'SELECT ${Tasks.tblTask}.*,${Project.tblProject}.${Project.dbName},${Project.tblProject}.${Project.dbColorCode},group_concat(${Label.tblLabel}.${Label.dbName}) as labelNames ' | ||
| 'FROM ${Tasks.tblTask} LEFT JOIN ${TaskLabels.tblTaskLabel} ON ${TaskLabels.tblTaskLabel}.${TaskLabels.dbTaskId}=${Tasks.tblTask}.${Tasks.dbId} ' | ||
| 'LEFT JOIN ${Label.tblLabel} ON ${Label.tblLabel}.${Label.dbId}=${TaskLabels.tblTaskLabel}.${TaskLabels.dbLabelId} ' | ||
| 'INNER JOIN ${Project.tblProject} ON ${Tasks.tblTask}.${Tasks.dbProjectID} = ${Project.tblProject}.${Project.dbId} $whereClause GROUP BY ${Tasks.tblTask}.${Tasks.dbId} ORDER BY ${Tasks.tblTask}.${Tasks.dbDueDate} ASC;'); | ||
|
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| return _bindData(result); | ||
| } | ||
|
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| List<Tasks> _bindData(List<Map<String, dynamic>> result) { | ||
| List<Tasks> tasks = new List(); | ||
| for (Map<String, dynamic> item in result) { | ||
| var myTask = new Tasks.fromMap(item); | ||
| myTask.projectName = item[Project.dbName]; | ||
| myTask.projectColor = item[Project.dbColorCode]; | ||
| var labelComma = item["labelNames"]; | ||
| if (labelComma != null) { | ||
| myTask.labelList = labelComma.toString().split(","); | ||
| } | ||
| tasks.add(myTask); | ||
| } | ||
| return tasks; | ||
| } | ||
|
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||
| Future<List<Tasks>> getTasksByProject(int projectId, | ||
| {TaskStatus status}) async { | ||
| var db = await _appDatabase.getDb(); | ||
| String whereStatus = status != null | ||
| ? "AND ${Tasks.tblTask}.${Tasks.dbStatus}=${TaskStatus.PENDING.index}" | ||
| : ""; | ||
| var result = await db.rawQuery( | ||
| 'SELECT ${Tasks.tblTask}.*,${Project.tblProject}.${Project.dbName},${Project.tblProject}.${Project.dbColorCode},group_concat(${Label.tblLabel}.${Label.dbName}) as labelNames ' | ||
| 'FROM ${Tasks.tblTask} LEFT JOIN ${TaskLabels.tblTaskLabel} ON ${TaskLabels.tblTaskLabel}.${TaskLabels.dbTaskId}=${Tasks.tblTask}.${Tasks.dbId} ' | ||
| 'LEFT JOIN ${Label.tblLabel} ON ${Label.tblLabel}.${Label.dbId}=${TaskLabels.tblTaskLabel}.${TaskLabels.dbLabelId} ' | ||
| 'INNER JOIN ${Project.tblProject} ON ${Tasks.tblTask}.${Tasks.dbProjectID} = ${Project.tblProject}.${Project.dbId} WHERE ${Tasks.tblTask}.${Tasks.dbProjectID}=$projectId $whereStatus GROUP BY ${Tasks.tblTask}.${Tasks.dbId} ORDER BY ${Tasks.tblTask}.${Tasks.dbDueDate} ASC;'); | ||
|
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| return _bindData(result); | ||
| } | ||
|
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| Future<List<Tasks>> getTasksByLabel(String labelName) async { | ||
| var db = await _appDatabase.getDb(); | ||
| var result = await db.rawQuery( | ||
| 'SELECT ${Tasks.tblTask}.*,${Project.tblProject}.${Project.dbName},${Project.tblProject}.${Project.dbColorCode},group_concat(${Label.tblLabel}.${Label.dbName}) as labelNames FROM ${Tasks.tblTask} LEFT JOIN ${TaskLabels.tblTaskLabel} ON ${TaskLabels.tblTaskLabel}.${TaskLabels.dbTaskId}=${Tasks.tblTask}.${Tasks.dbId} ' | ||
| 'LEFT JOIN ${Label.tblLabel} ON ${Label.tblLabel}.${Label.dbId}=${TaskLabels.tblTaskLabel}.${TaskLabels.dbLabelId} ' | ||
| 'INNER JOIN ${Project.tblProject} ON ${Tasks.tblTask}.${Tasks.dbProjectID} = ${Project.tblProject}.${Project.dbId} WHERE ${Tasks.tblTask}.${Tasks.dbProjectID}=${Project.tblProject}.${Project.dbId} GROUP BY ${Tasks.tblTask}.${Tasks.dbId} having labelNames LIKE "%$labelName%" ORDER BY ${Tasks.tblTask}.${Tasks.dbDueDate} ASC;'); | ||
|
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| return _bindData(result); | ||
| } | ||
|
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| Future deleteTask(int taskID) async { | ||
| var db = await _appDatabase.getDb(); | ||
| await db.transaction((Transaction txn) async { | ||
| await txn.rawDelete( | ||
| 'DELETE FROM ${Tasks.tblTask} WHERE ${Tasks.dbId}=$taskID;'); | ||
| }); | ||
| } | ||
|
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||
| Future updateTaskStatus(int taskID, TaskStatus status) async { | ||
| var db = await _appDatabase.getDb(); | ||
| await db.transaction((Transaction txn) async { | ||
| await txn.rawQuery( | ||
| "UPDATE ${Tasks.tblTask} SET ${Tasks.dbStatus} = '${status.index}' WHERE ${Tasks.dbId} = '$taskID'"); | ||
| }); | ||
| } | ||
| } |
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