getBible/app
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Code

made the indexdb helper functions completely generic

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This commit is contained in:
Erastus Amunwe 2020-11-02 09:45:19 +02:00
parent 9472e7d42b
commit 19f1d66808
1 changed files with 46 additions and 25 deletions
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71
src/api/idb.js
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@ -1,6 +1,7 @@
const DB_NAME = 'getbibledb'; const DB_NAME = 'getbibledb';
const DB_VERSION = 1; const DB_VERSION = 3;
let DB; let DB;
// window.indexedDB = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
export default { export default {
@ -11,7 +12,7 @@ export default {
console.log('OPENING DB', DB); console.log('OPENING DB', DB);
let request = window.indexedDB.open(DB_NAME, DB_VERSION); let request = window.indexedDB.open(DB_NAME, DB_VERSION);
request.onerror = e => { request.onerror = (e) => {
console.log('Error opening db', e); console.log('Error opening db', e);
reject('Error'); reject('Error');
}; };
@ -24,37 +25,50 @@ export default {
request.onupgradeneeded = e => { request.onupgradeneeded = e => {
console.log('onupgradeneeded'); console.log('onupgradeneeded');
let db = e.target.result; let db = e.target.result;
db.createObjectStore("savedTranslations", { autoIncrement: true, keyPath:'id' }); db.createObjectStore("saved_translations", { keyPath:'abbreviation' });
db.createObjectStore("translations", { keyPath:'abbreviation' });
}; };
}); });
}, },
async deleteTranslation(tr) { async delete(delInfo) {
let db = await this.getDb(); let db = await this.getDb();
return new Promise(resolve => { return new Promise((resolve, reject) => {
let trans = db.transaction(['savedTranslations'],'readwrite'); let trans = db.transaction([delInfo.name],'readwrite');
trans.oncomplete = () => { trans.oncomplete = () => {
resolve(); resolve(true);
}; };
let store = trans.objectStore('savedTranslations'); let store = trans.objectStore(delInfo.name);
store.delete(tr.id); console.log("deleting "+ delInfo.keyPath+ " from "+delInfo.name);
let request = store.delete([delInfo.keyPath]);
request.onerror= err => reject(err)
// request.onsuccess = e => console.log(e);
trans.onerror = e => {
reject(e)
}
trans.onabort = e => {
reject(e)
}
trans.commit();
}); });
}, },
async getTranslations() { async getAll(name) {
let db = await this.getDb(); let db = await this.getDb();
return new Promise(resolve => { return new Promise(resolve => {
let trans = db.transaction(['savedTranslations'],'readonly'); let trans = db.transaction([name],'readonly');
trans.oncomplete = () => { trans.oncomplete = () => {
resolve(tr); resolve(tr);
}; };
let store = trans.objectStore('savedTranslations'); let store = trans.objectStore(name);
let tr = []; let tr = [];
store.openCursor().onsuccess = e => { store.openCursor().onsuccess = e => {
@ -68,45 +82,52 @@ export default {
}); });
}, },
async saveTranslation(tr) { async save(arg) {
let db = await this.getDb(); let db = await this.getDb();
return new Promise(resolve => { return new Promise((resolve, reject) => {
let trans = db.transaction(['savedTranslations'],'readwrite'); let trans = db.transaction([arg.name],'readwrite');
trans.oncomplete = () => { trans.oncomplete = () => {
resolve(); resolve(true);
}; };
console.log(arg.name);
let store = trans.objectStore('savedTranslations'); let store = trans.objectStore(arg.name);
store.put(tr); store.put(arg.putObj);
trans.onerror = e => reject(e)
}); });
}, },
async getTranslation(abbr) { async get(name, keyPath) {
let db = await this.getDb(); let db = await this.getDb();
return new Promise(resolve => { return new Promise((resolve, reject) => {
let trans = db.transaction(['savedTranslations'],'readonly'); let trans = db.transaction([name],'readonly');
trans.oncomplete = () => { trans.oncomplete = () => {
resolve(tr); resolve(tr);
}; };
let store = trans.objectStore('savedTranslations'); let store = trans.objectStore(name);
let tr = {}; let tr = {};
store.openCursor().onsuccess = e => { store.openCursor().onsuccess = e => {
let cursor = e.target.result; let cursor = e.target.result;
if (cursor) { if (cursor) {
if(abbr == cursor.value.abbreviation) if(keyPath == cursor.value.keyPath)
tr = cursor.value tr = cursor.value
cursor.continue(); cursor.continue();
} }
}; };
trans.onerror = e => {
reject(e)
}
trans.onabort = e => {
reject(e)
}
trans.commit();
}); });
}, },