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1 | 1 | import React |
| 2 | +import SharedAsyncStorage |
2 | 3 |
|
| 4 | +/** |
| 5 | + TODO: |
| 6 | + - handle exceptions |
| 7 | + */ |
3 | 8 | @objc |
4 | | -public class PersistentStorage: NSObject |
5 | | -{ |
| 9 | +public class PersistentStorage: NSObject { |
| 10 | + private let db: SharedStorage |
| 11 | + |
| 12 | + init(databaseName: String) { |
| 13 | + db = SharedStorage.companion.create(context: PlatformContext.Instance(), databaseName: databaseName) |
| 14 | + } |
| 15 | + |
6 | 16 | @objc |
7 | 17 | public func get( |
8 | 18 | keys: [String], |
9 | | - dbName: String, |
10 | 19 | resolver: @escaping RCTPromiseResolveBlock, |
11 | | - rejecter: @escaping RCTPromiseRejectBlock |
12 | | - ) |
13 | | - { |
14 | | - // TODO: call db, get results, call resolve/reject |
15 | | - _ = StorageRegistry.shared.getOrCreate(dbName: dbName) |
16 | | - rejecter("ERR_01", "get not implemented", nil) |
17 | | - |
| 20 | + rejecter _: @escaping RCTPromiseRejectBlock |
| 21 | + ) { |
| 22 | + Task { |
| 23 | + let result = try await self.db.getValues(keys: keys) |
| 24 | + resolver(result.map { $0.toRNValue() }) |
| 25 | + } |
18 | 26 | } |
19 | 27 |
|
20 | 28 | @objc |
21 | 29 | public func set( |
22 | | - entries: [[String: String]], |
23 | | - dbName: String, |
| 30 | + values: [[String: String]], |
24 | 31 | resolver: @escaping RCTPromiseResolveBlock, |
25 | | - rejecter: @escaping RCTPromiseRejectBlock |
26 | | - ) |
27 | | - { |
28 | | - // TODO: call db, save results, call resolve/reject |
29 | | - _ = StorageRegistry.shared.getOrCreate(dbName: dbName) |
30 | | - rejecter("ERR_01", "set not implemented", nil) |
| 32 | + rejecter _: @escaping RCTPromiseRejectBlock |
| 33 | + ) { |
| 34 | + Task { |
| 35 | + let entries = values.map { entry in Entry.fromRNValue(rnValue: entry) } |
| 36 | + let result = try await self.db.setValues(entries: entries) |
| 37 | + resolver(result.map { entry in entry.toRNValue() }) |
| 38 | + } |
31 | 39 | } |
32 | 40 |
|
33 | 41 | @objc |
34 | 42 | public func remove( |
35 | 43 | keys: [String], |
36 | | - dbName: String, |
37 | 44 | resolver: @escaping RCTPromiseResolveBlock, |
38 | | - rejecter: @escaping RCTPromiseRejectBlock |
39 | | - ) |
40 | | - { |
41 | | - // TODO: call db, remove entries, call resolve/reject |
42 | | - _ = StorageRegistry.shared.getOrCreate(dbName: dbName) |
43 | | - rejecter("ERR_01", "remove not implemented", nil) |
| 45 | + rejecter _: @escaping RCTPromiseRejectBlock |
| 46 | + ) { |
| 47 | + Task { |
| 48 | + try await self.db.removeValues(keys: keys) |
| 49 | + resolver(nil) |
| 50 | + } |
44 | 51 | } |
45 | 52 |
|
46 | 53 | @objc |
47 | | - public func clear( |
48 | | - dbName: String, |
| 54 | + public func allKeys( |
49 | 55 | resolver: @escaping RCTPromiseResolveBlock, |
50 | | - rejecter: @escaping RCTPromiseRejectBlock |
51 | | - ) |
52 | | - { |
53 | | - // TODO: get db, clear, call resolve/reject |
54 | | - _ = StorageRegistry.shared.getOrCreate(dbName: dbName) |
55 | | - rejecter("ERR_01", "clear not implemented", nil) |
| 56 | + rejecter _: @escaping RCTPromiseRejectBlock |
| 57 | + ) { |
| 58 | + Task { |
| 59 | + let keys = try await self.db.getKeys() |
| 60 | + resolver(keys) |
| 61 | + } |
56 | 62 | } |
57 | 63 |
|
58 | 64 | @objc |
59 | | - public func allKeys( |
60 | | - dbName: String, |
| 65 | + public func clear( |
61 | 66 | resolver: @escaping RCTPromiseResolveBlock, |
62 | | - rejecter: @escaping RCTPromiseRejectBlock |
63 | | - ) |
64 | | - { |
65 | | - // TODO: get db, read keys, call resolve/reject |
66 | | - _ = StorageRegistry.shared.getOrCreate(dbName: dbName) |
67 | | - rejecter("ERR_01", "allKeys not implemented", nil) |
| 67 | + rejecter _: @escaping RCTPromiseRejectBlock |
| 68 | + ) { |
| 69 | + Task { |
| 70 | + try await self.db.clear() |
| 71 | + resolver(nil) |
| 72 | + } |
| 73 | + } |
| 74 | +} |
| 75 | + |
| 76 | +extension Entry { |
| 77 | + // js expects: {key: string, value: string?} |
| 78 | + func toRNValue() -> [String: String?] { |
| 79 | + ["key": key, "value": value] |
| 80 | + } |
| 81 | + |
| 82 | + static func fromRNValue(rnValue: [String: String]) -> Entry { |
| 83 | + let key: String = rnValue["key"]! // will throw in not there |
| 84 | + let value = rnValue["value"] |
| 85 | + |
| 86 | + return Entry(key: key, value: value) |
68 | 87 | } |
69 | 88 | } |
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