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import { Platform } from "react-native";
import * as SQLite from 'expo-sqlite';
const DATABASE_NAME = 'ComicStorageDB'
class Comic_Storage_Web {
private static dbPromise: Promise<IDBDatabase>;
private static getDB(): Promise<IDBDatabase> {
if (!this.dbPromise) {
this.dbPromise = new Promise((resolve, reject) => {
const request = indexedDB.open(DATABASE_NAME, 1);
request.onupgradeneeded = (event) => {
const db = (event.target as IDBOpenDBRequest).result;
const store = db.createObjectStore('dataStore', { keyPath: 'id' });
store.createIndex('tag', 'tag', { unique: false });
store.createIndex('source', 'source', { unique: false });
};
request.onsuccess = () => {
resolve(request.result);
};
request.onerror = () => {
reject(request.error);
};
});
}
return this.dbPromise;
}
static async store(source: string, id: string, tag: string, info: any): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.put({ source, id, tag, info, chapter_requested: [], history:{} });
request.onsuccess = () => {
resolve();
};
request.onerror = () => {
reject(request.error);
};
});
}
static async getByID(source: string, id: string): Promise<{ source: string, id: string, tag: string, info: any } | null> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readonly');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data && data.source === source) {
resolve(data);
} else {
resolve(null);
}
};
request.onerror = () => {
console.error('Error retrieving item:', request.error);
reject(request.error);
};
});
}
static async getByTag(tag: string): Promise<{ id: string, tag: string, info: any }[]> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readonly');
const store = transaction.objectStore('dataStore');
const index = store.index('tag');
const request = index.getAll(tag);
request.onsuccess = () => {
resolve(request.result);
};
request.onerror = () => {
reject(request.error);
};
});
}
static async updateChapterQueue(source: string, id: string, new_queue: any): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data && data.source === source) { // Check if source matches
data.chapter_requested = new_queue;
const updateRequest = store.put(data);
updateRequest.onsuccess = () => {
resolve();
};
updateRequest.onerror = () => {
reject(updateRequest.error);
};
} else {
reject(new Error('Item not found'));
}
};
request.onerror = () => {
reject(request.error);
};
});
}
static async updateInfo(source: string, id: string, new_info: any): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data && data.source === source) { // Check if source matches
data.info = new_info;
const updateRequest = store.put(data);
updateRequest.onsuccess = () => {
resolve();
};
updateRequest.onerror = () => {
reject(updateRequest.error);
};
} else {
reject(new Error('Item not found'));
}
};
request.onerror = () => {
reject(request.error);
};
});
}
static async updateHistory(source:string, id: string, history: any): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data && data.source === source) { // Check if source matches
data.history = history;
const updateRequest = store.put(data);
updateRequest.onsuccess = () => {
resolve();
};
updateRequest.onerror = () => {
reject(updateRequest.error);
};
} else {
reject(new Error('Item not found'));
}
};
request.onerror = () => {
reject(request.error);
};
});
}
static async replaceTag(source: string, id: string, new_tag: string): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data && data.source === source) { // Check if source matches
data.tag = new_tag;
const updateRequest = store.put(data);
updateRequest.onsuccess = () => {
resolve();
};
updateRequest.onerror = () => {
reject(updateRequest.error);
};
} else {
reject(new Error('Item not found'));
}
};
request.onerror = () => {
reject(request.error);
};
});
}
static async removeByID(source: string, id: string): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const request = store.get(id); // Query by id
request.onsuccess = () => {
const data = request.result;
if (data && data.source === source) { // Check if source matches
const deleteRequest = store.delete(id); // Delete the item
deleteRequest.onsuccess = () => {
resolve();
};
deleteRequest.onerror = () => {
reject(deleteRequest.error);
};
} else {
reject(new Error('Item not found or source mismatch'));
}
};
request.onerror = () => {
reject(request.error);
};
});
}
static async removeByTag(tag: string): Promise<void> {
const db = await this.getDB();
return new Promise((resolve, reject) => {
const transaction = db.transaction('dataStore', 'readwrite');
const store = transaction.objectStore('dataStore');
const index = store.index('tag');
const request = index.openCursor(tag);
request.onsuccess = (event) => {
const cursor = (event.target as IDBRequest<IDBCursorWithValue>).result;
if (cursor) {
cursor.delete();
cursor.continue();
} else {
resolve();
}
};
request.onerror = () => {
reject(request.error);
};
});
}
}
class Comic_Storage_Native {
private DATABASE: any;
constructor() {
this.DATABASE = new Promise(async (resolve, reject) => {
resolve(await SQLite.openDatabaseAsync(DATABASE_NAME));
});
}
public async store(source: string, id: string, tag: string, info: any) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'INSERT OR REPLACE INTO ComicStorage (source, id, tag, info, chapter_requested, history) VALUES (?, ?, ?, ?, ?, ?);', source, id, tag, JSON.stringify(info), JSON.stringify([]), JSON.stringify({})
);
} catch (error) {
console.log(error);
}
}
public async getByID(source: string, id: string) {
try {
const db = await this.DATABASE;
// await db.runAsync("DROP TABLE IF EXISTS ComicStorage;");
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
const DATA: any = await db.getFirstAsync(
'SELECT * FROM ComicStorage WHERE source = ? AND id = ?;', source, id
);
if (DATA) return { id: DATA.id, source: DATA.source, tag: DATA.tag, info: JSON.parse(DATA.info), chapter_requested: JSON.parse(DATA.chapter_requested), history: JSON.parse(DATA.history) };
else return DATA;
} catch (error) {
console.log("[Comic Storage - getByID] error:", error);
}
}
public async getByTag(tag: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
const DATA: any = await db.allAsync(
'SELECT * FROM ComicStorage WHERE tag = ?;', tag
);
return DATA.map((row: any) => ({ id: row.id, source: row.source, tag: row.tag, info: JSON.parse(row.info), chapter_requested: JSON.parse(row.chapter_requested), history: JSON.parse(row.history) }));
} catch (error) {
console.log(error);
}
}
public async updateChapterQueue(source: string, id: string, chapter_requested: any) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET chapter_requested = ? WHERE source = ? AND id = ?;', JSON.stringify(chapter_requested), source, id
);
} catch (error) {
console.log(error);
}
}
public async updateInfo(source: string, id: string, info: any) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET info = ? WHERE source = ? AND id = ?;', JSON.stringify(info), source, id
);
} catch (error) {
console.log(error);
}
}
public async updateHistory(source:string, id: string, history: any): Promise<void> {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET history = ? WHERE source = ? AND id = ?;', JSON.stringify(history), source, id
);
} catch (error) {
console.log(error);
}
}
public async replaceTag(source: string, id: string, new_tag: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'UPDATE ComicStorage SET tag = ? WHERE source = ? AND id = ?;', new_tag, source, id
);
} catch (error) {
console.log(error);
}
}
public async removeByID(source: string, id: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'DELETE FROM ComicStorage WHERE source = ? AND id = ?;', source, id
);
} catch (error) {
console.log(error);
}
}
public async removeByTag(tag: string) {
try {
const db = await this.DATABASE;
await db.runAsync('CREATE TABLE IF NOT EXISTS ComicStorage (id TEXT PRIMARY KEY NOT NULL, source TEXT, tag TEXT, info TEXT, chapter_requested TEXT, history TEXT);');
await db.runAsync(
'DELETE FROM ComicStorage WHERE tag = ?;', tag
);
} catch (error) {
console.log(error);
}
}
}
var ComicStorage:any
if (Platform.OS === "web") {
ComicStorage = Comic_Storage_Web;
}else{
ComicStorage = new Comic_Storage_Native();
}
export default ComicStorage
// ... (class implementation)
/**
* Functions available in Comic_Storage class:
*
* - Store a new item or update an existing item
* Comic_Storage.store(source: string, id: string, tag: string, info: any): Promise<void>
*
* - Get an item by its ID
* Comic_Storage.getByID(source: string, id: string): Promise<{ source: string, id: string, id: string, tag: string, info: any }>
*
* - Get all items with a specific tag
* Comic_Storage.getByTag(tag: string): Promise<{ source: string, id: string, tag: string, info: any }[]>
*
* - Remove an item by its ID
* Comic_Storage.removeByID(source: string, id: string): Promise<void>
*
* - Remove all items with a specific tag
* Comic_Storage.removeByTag(tag: string): Promise<void>
*
* - Replace the tag of an item by its ID
* Comic_Storage.replaceTag(source: string, id: string, new_tag: string): Promise<void>
*
* - Update the info data of an item by its ID but it doesn't add a new item
* Comic_Storage.updateInfo(source: string, id: string, new_info: any): Promise<void>
*/ |