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feat: use single version for db & backup migration

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This commit is contained in:
thecodrr
2020-12-05 15:28:54 +05:00
parent fc7c1001e6
commit 0a192c2438
3 changed files with 17 additions and 11 deletions
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9
packages/core/api/migrations.js
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@@ -1,4 +1,5 @@
const CURRENT_VERSION = 3; import { CURRENT_DATABASE_VERSION } from "../common";
class Migrations { class Migrations {
/** /**
* *
@@ -6,7 +7,7 @@ class Migrations {
*/ */
constructor(db) { constructor(db) {
this._db = db; this._db = db;
this.dbVersion = CURRENT_VERSION; this.dbVersion = CURRENT_DATABASE_VERSION;
} }
async init() { async init() {
@@ -14,13 +15,13 @@ class Migrations {
} }
get _shouldMigrate() { get _shouldMigrate() {
return this.dbVersion < CURRENT_VERSION; return this.dbVersion < CURRENT_DATABASE_VERSION;
} }
_migrationFunction(collectionId) { _migrationFunction(collectionId) {
let migrationFunction = migrations[version][collectionId]; let migrationFunction = migrations[version][collectionId];
if (!migrationFunction) if (!migrationFunction)
migrationFunction = migrations[CURRENT_VERSION][collectionId]; migrationFunction = migrations[CURRENT_DATABASE_VERSION][collectionId];
return migrationFunction; return migrationFunction;
} }

2
packages/core/common.js
View File

@@ -16,3 +16,5 @@ export const CHECK_IDS = {
notebookAdd: "notebook:add", notebookAdd: "notebook:add",
backupEncrypt: "backup:encrypt", backupEncrypt: "backup:encrypt",
}; };
export const CURRENT_DATABASE_VERSION = 3;

17
packages/core/database/backup.js
View File

@@ -1,11 +1,14 @@
import Hashes from "jshashes"; import Hashes from "jshashes";
import { CHECK_IDS, sendCheckUserStatusEvent } from "../common.js"; import {
CHECK_IDS,
sendCheckUserStatusEvent,
CURRENT_DATABASE_VERSION,
} from "../common.js";
import { migrations } from "../migrations.js"; import { migrations } from "../migrations.js";
const md5 = new Hashes.MD5(); const md5 = new Hashes.MD5();
const invalidKeys = ["user", "t", "lastBackupTime"]; const invalidKeys = ["user", "t", "lastBackupTime"];
const validTypes = ["mobile", "web", "node"]; const validTypes = ["mobile", "web", "node"];
const CURRENT_BACKUP_VERSION = 3;
export default class Backup { export default class Backup {
/** /**
* *
@@ -46,7 +49,7 @@ export default class Backup {
await this._db.context.write("lastBackupTime", Date.now()); await this._db.context.write("lastBackupTime", Date.now());
return JSON.stringify({ return JSON.stringify({
version: CURRENT_BACKUP_VERSION, version: CURRENT_DATABASE_VERSION,
type, type,
date: Date.now(), date: Date.now(),
data, data,
@@ -83,13 +86,13 @@ export default class Backup {
_migrateBackup(backup) { _migrateBackup(backup) {
const { version = 0 } = backup; const { version = 0 } = backup;
if (version > CURRENT_BACKUP_VERSION) if (version > CURRENT_DATABASE_VERSION)
throw new Error( throw new Error(
"This backup was made from a newer version of Notesnook. Cannot migrate." "This backup was made from a newer version of Notesnook. Cannot migrate."
); );
switch (version) { switch (version) {
case CURRENT_BACKUP_VERSION: case CURRENT_DATABASE_VERSION:
case 2: { case 2: {
return backup; return backup;
} }
@@ -114,7 +117,7 @@ export default class Backup {
async _migrateData(backup) { async _migrateData(backup) {
const { data, version = 0 } = backup; const { data, version = 0 } = backup;
if (version > CURRENT_BACKUP_VERSION) if (version > CURRENT_DATABASE_VERSION)
throw new Error( throw new Error(
"This backup was made from a newer version of Notesnook. Cannot migrate." "This backup was made from a newer version of Notesnook. Cannot migrate."
); );
@@ -147,7 +150,7 @@ export default class Backup {
let migrationFunction = migrations[version][collectionId]; let migrationFunction = migrations[version][collectionId];
if (!migrationFunction) if (!migrationFunction)
migrationFunction = migrationFunction =
migrations[CURRENT_BACKUP_VERSION][collectionId]; migrations[CURRENT_DATABASE_VERSION][collectionId];
await migrationFunction(this._db, item); await migrationFunction(this._db, item);
}) })
); );