Files
obsidian-tannersearch/src/database.ts
2024-05-25 22:49:50 +02:00

59 lines
1.6 KiB
TypeScript

import Dexie from 'dexie'
import type { AsPlainObject } from 'minisearch'
import type { DocumentRef } from './globals'
import { Notice } from 'obsidian'
import type OmnisearchPlugin from './main'
export class OmnisearchCache extends Dexie {
public static readonly dbVersion = 8
searchHistory!: Dexie.Table<{ id?: number; query: string }, number>
minisearch!: Dexie.Table<
{
date: string
paths: DocumentRef[]
data: AsPlainObject
},
string
>
constructor(private plugin: OmnisearchPlugin) {
super(OmnisearchCache.getDbName(plugin.app.appId))
// Database structure
this.version(OmnisearchCache.dbVersion).stores({
searchHistory: '++id',
minisearch: 'date',
})
}
public static getDbName(appId: string) {
return 'omnisearch/cache/' + appId
}
//#endregion Table declarations
/**
* Deletes Omnisearch databases that have an older version than the current one
*/
public async clearOldDatabases(): Promise<void> {
const toDelete = (await indexedDB.databases()).filter(
db =>
db.name === OmnisearchCache.getDbName(this.plugin.app.appId) &&
// version multiplied by 10 https://github.com/dexie/Dexie.js/issues/59
db.version !== OmnisearchCache.dbVersion * 10
)
if (toDelete.length) {
console.log('Omnisearch - Those IndexedDb databases will be deleted:')
for (const db of toDelete) {
if (db.name) {
indexedDB.deleteDatabase(db.name)
}
}
}
}
public async clearCache() {
new Notice('Omnisearch - Cache cleared. Please restart Obsidian.')
await this.minisearch.clear()
}
}