2362687304

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github

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<a href="https://github.com/inventree/inventree-app/commit/<a class=hub.com/inventree/inventree-app/commit/08ad494deb0a44cac08aa43e85c8b1b012a80bbe">08ad494de<a href="https://github.com/inventree/inventree-app/commit/08ad494deb0a44cac08aa43e85c8b1b012a80bbe">">Merge </a><a class="double-link" href="https://github.com/inventree/inventree-app/commit/<a class="double-link" href="https://github.com/inventree/inventree-app/commit/6b0fd2a7083f63e78f4cdca16219a2fdb1918e14">6b0fd2a70</a>">6b0fd2a70</a><a href="https://github.com/inventree/inventree-app/commit/08ad494deb0a44cac08aa43e85c8b1b012a80bbe"> into 63a351bfa">63a351bfa</a>

Pull Request Pull Request #135: Unit testing

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/lib/preferences.dart

import "dart:async";

import "package:path_provider/path_provider.dart";
import "package:sembast/sembast.dart";
import "package:sembast/sembast_io.dart";
import "package:path/path.dart";


// Settings key values
const String INV_HOME_SHOW_SUBSCRIBED = "homeShowSubscribed";
const String INV_HOME_SHOW_PO = "homeShowPo";
const String INV_HOME_SHOW_MANUFACTURERS = "homeShowManufacturers";
const String INV_HOME_SHOW_CUSTOMERS = "homeShowCustomers";
const String INV_HOME_SHOW_SUPPLIERS = "homeShowSuppliers";

const String INV_SOUNDS_BARCODE = "barcodeSounds";
const String INV_SOUNDS_SERVER = "serverSounds";

const String INV_PART_SUBCATEGORY = "partSubcategory";

const String INV_STOCK_SUBLOCATION = "stockSublocation";
const String INV_STOCK_SHOW_HISTORY = "stockShowHistory";

const String INV_REPORT_ERRORS = "reportErrors";

const String INV_STRICT_HTTPS = "strictHttps";


/*
 * Class for storing InvenTree preferences in a NoSql DB
 */
class InvenTreePreferencesDB {

  InvenTreePreferencesDB._();

  static final InvenTreePreferencesDB _singleton = InvenTreePreferencesDB._();

  static InvenTreePreferencesDB get instance => _singleton;

  Completer<Database> _dbOpenCompleter = Completer();

  bool isOpen = false;

  Future<Database> get database async {

    if (!isOpen) {
      // Calling _openDatabase will also complete the completer with database instance
      _openDatabase();

      isOpen = true;
    }

    // If the database is already opened, awaiting the future will happen instantly.
    // Otherwise, awaiting the returned future will take some time - until complete() is called
    // on the Completer in _openDatabase() below.
    return _dbOpenCompleter.future;
  }

  Future<void> _openDatabase() async {
    // Get a platform-specific directory where persistent app data can be stored
    final appDocumentDir = await getApplicationDocumentsDirectory();

    print("Documents Dir: ${appDocumentDir.toString()}");

    print("Path: ${appDocumentDir.path}");

    // Path with the form: /platform-specific-directory/demo.db
    final dbPath = join(appDocumentDir.path, "InvenTreeSettings.db");

    final database = await databaseFactoryIo.openDatabase(dbPath);

    // Any code awaiting the Completer's future will now start executing
    _dbOpenCompleter.complete(database);
  }
}


/*
 * InvenTree setings manager class.
 * Provides functions for loading and saving settings, with provision for default values
 */
class InvenTreeSettingsManager {

  factory InvenTreeSettingsManager() {
    return _manager;
  }

  InvenTreeSettingsManager._internal();

  final store = StoreRef("settings");

  Future<Database> get _db async => InvenTreePreferencesDB.instance.database;

  Future<dynamic> getValue(String key, dynamic backup) async {

    final value = await store.record(key).get(await _db);

    if (value == null) {
      return backup;
    }

    return value;
  }

  // Load a boolean setting
  Future<bool> getBool(String key, bool backup) async {
    final dynamic value = await getValue(key, backup);

    if (value is bool) {
      return value;
    } else {
      return backup;
    }
  }

  Future<void> setValue(String key, dynamic value) async {

    await store.record(key).put(await _db, value);
  }

  // Ensure we only ever create a single instance of this class
  static final InvenTreeSettingsManager _manager = InvenTreeSettingsManager._internal();
}

1	import "dart:async";
2
3	import "package:path_provider/path_provider.dart";
4	import "package:sembast/sembast.dart";
5	import "package:sembast/sembast_io.dart";
6	import "package:path/path.dart";
7
8
9	// Settings key values
10	const String INV_HOME_SHOW_SUBSCRIBED = "homeShowSubscribed";
11	const String INV_HOME_SHOW_PO = "homeShowPo";
12	const String INV_HOME_SHOW_MANUFACTURERS = "homeShowManufacturers";
13	const String INV_HOME_SHOW_CUSTOMERS = "homeShowCustomers";
14	const String INV_HOME_SHOW_SUPPLIERS = "homeShowSuppliers";
15
16	const String INV_SOUNDS_BARCODE = "barcodeSounds";
17	const String INV_SOUNDS_SERVER = "serverSounds";
18
19	const String INV_PART_SUBCATEGORY = "partSubcategory";
20
21	const String INV_STOCK_SUBLOCATION = "stockSublocation";
22	const String INV_STOCK_SHOW_HISTORY = "stockShowHistory";
23
24	const String INV_REPORT_ERRORS = "reportErrors";
25
26	const String INV_STRICT_HTTPS = "strictHttps";
27
28
29	/*
30	* Class for storing InvenTree preferences in a NoSql DB
31	*/
32	class InvenTreePreferencesDB {
33
34	InvenTreePreferencesDB._();	2✔
35
36	static final InvenTreePreferencesDB _singleton = InvenTreePreferencesDB._();	6✔
37
38	static InvenTreePreferencesDB get instance => _singleton;	4✔
39
40	Completer<Database> _dbOpenCompleter = Completer();
41
42	bool isOpen = false;
43
44	Future<Database> get database async {	2✔
45
46	if (!isOpen) {	2✔
47	// Calling _openDatabase will also complete the completer with database instance
48	_openDatabase();	2✔
49
50	isOpen = true;	2✔
51	}
52
53	// If the database is already opened, awaiting the future will happen instantly.
54	// Otherwise, awaiting the returned future will take some time - until complete() is called
55	// on the Completer in _openDatabase() below.
56	return _dbOpenCompleter.future;	4✔
57	}
58
59	Future<void> _openDatabase() async {	2✔
60	// Get a platform-specific directory where persistent app data can be stored
61	final appDocumentDir = await getApplicationDocumentsDirectory();	4✔
62
63	print("Documents Dir: ${appDocumentDir.toString()}");	6✔
64
65	print("Path: ${appDocumentDir.path}");	6✔
66
67	// Path with the form: /platform-specific-directory/demo.db
68	final dbPath = join(appDocumentDir.path, "InvenTreeSettings.db");	4✔
69
70	final database = await databaseFactoryIo.openDatabase(dbPath);	6✔
71
72	// Any code awaiting the Completer's future will now start executing
73	_dbOpenCompleter.complete(database);	4✔
74	}
75	}
76
77
78	/*
79	* InvenTree setings manager class.
80	* Provides functions for loading and saving settings, with provision for default values
81	*/
82	class InvenTreeSettingsManager {
83
84	factory InvenTreeSettingsManager() {	1✔
85	return _manager;	1✔
86	}
87
88	InvenTreeSettingsManager._internal();	1✔
89
90	final store = StoreRef("settings");
91
92	Future<Database> get _db async => InvenTreePreferencesDB.instance.database;	3✔
93
94	Future<dynamic> getValue(String key, dynamic backup) async {	1✔
95
96	final value = await store.record(key).get(await _db);	6✔
97
98	if (value == null) {
99	return backup;
100	}
101
102	return value;
103	}
104
105	// Load a boolean setting
106	Future<bool> getBool(String key, bool backup) async {	1✔
107	final dynamic value = await getValue(key, backup);	2✔
108
109	if (value is bool) {	1✔
110	return value;
111	} else {
112	return backup;
113	}
114	}
115
116	Future<void> setValue(String key, dynamic value) async {	×
117
118	await store.record(key).put(await _db, value);	×
119	}
120
121	// Ensure we only ever create a single instance of this class
122	static final InvenTreeSettingsManager _manager = InvenTreeSettingsManager._internal();	3✔
123	}

inventree / inventree-app / 2362687304

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