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1 | // Copyright Jerome Benoit. 2021. All Rights Reserved. |
2 | ||
a6b3c6c3 | 3 | import { DBName, StorageType } from '../../types/Storage'; |
c27c3eee | 4 | |
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5 | import Statistics from '../../types/Statistics'; |
6 | import { URL } from 'url'; | |
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7 | import Utils from '../../utils/Utils'; |
8 | import logger from '../../utils/Logger'; | |
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9 | |
10 | export abstract class Storage { | |
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11 | protected readonly storageURI: URL; |
12 | protected readonly logPrefix: string; | |
13 | protected dbName: string; | |
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14 | |
15 | constructor(storageURI: string, logPrefix: string) { | |
16 | this.storageURI = new URL(storageURI); | |
17 | this.logPrefix = logPrefix; | |
18 | } | |
19 | ||
c27c3eee | 20 | protected handleDBError(type: StorageType, error: Error, table?: string): void { |
a6b3c6c3 | 21 | logger.error(`${this.logPrefix} ${this.getDBNameFromStorageType(type)} error '${error.message}'${(!Utils.isNullOrUndefined(table) || !table) && ` in table or collection '${table}'`}: %j`, error); |
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22 | } |
23 | ||
a6b3c6c3 | 24 | protected getDBNameFromStorageType(type: StorageType): DBName { |
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25 | switch (type) { |
26 | case StorageType.MARIA_DB: | |
a6b3c6c3 | 27 | return DBName.MARIA_DB; |
c27c3eee | 28 | case StorageType.MONGO_DB: |
a6b3c6c3 | 29 | return DBName.MONGO_DB; |
c27c3eee | 30 | case StorageType.MYSQL: |
a6b3c6c3 | 31 | return DBName.MYSQL; |
c27c3eee | 32 | case StorageType.SQLITE: |
a6b3c6c3 | 33 | return DBName.SQLITE; |
c27c3eee | 34 | } |
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35 | } |
36 | ||
37 | public abstract open(): void | Promise<void>; | |
38 | public abstract close(): void | Promise<void>; | |
39 | public abstract storePerformanceStatistics(performanceStatistics: Statistics): void | Promise<void>; | |
72f041bd | 40 | } |