Difference between revisions of "User:Abel/experimental.js"
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Line 6: | Line 6: | ||
addRecord(PersonalDataDataBaseName, Pete); | addRecord(PersonalDataDataBaseName, Pete); | ||
recordUpdate(PersonalDataDataBaseName, Pete, 'phone', '+313851777'); | recordUpdate(PersonalDataDataBaseName, Pete, 'phone', '+313851777'); | ||
+ | checkRecord(PersonalDataDataBaseName, Pete); | ||
function addRecord(pddbname, record){ | function addRecord(pddbname, record){ | ||
Line 29: | Line 30: | ||
store.put(record); | store.put(record); | ||
− | console.log("Mark | + | console.log("Mark 2: " + record.name.first); |
− | console.log("Mark | + | console.log("Mark 2: " + record.name.last + "..."); |
var recordcheck = index.get([record.name.last, record.name.first]); | var recordcheck = index.get([record.name.last, record.name.first]); | ||
recordcheck.onsuccess = function() { | recordcheck.onsuccess = function() { | ||
console.log(recordcheck); | console.log(recordcheck); | ||
− | |||
} | } | ||
Line 73: | Line 73: | ||
getRecordAgain = index.get([record.name.last, record.name.first]); | getRecordAgain = index.get([record.name.last, record.name.first]); | ||
getRecordAgain.onsuccess = function() { | getRecordAgain.onsuccess = function() { | ||
+ | console.log("Mark 1..."); | ||
console.log(getRecordAgain); // => "Bob" | console.log(getRecordAgain); // => "Bob" | ||
if ( getRecordAgain.result[field] == value ) { | if ( getRecordAgain.result[field] == value ) { | ||
Line 89: | Line 90: | ||
}; | }; | ||
}; | }; | ||
+ | |||
+ | function checkRecord(pddbname, record){ | ||
+ | console.log("pn1"); | ||
+ | var pddb = window.indexedDB.open(pddbname, 3); | ||
+ | |||
+ | pddb.addEventListener('error', (event) => { | ||
+ | console.log('Request error:', pddb.error); | ||
+ | }, false); | ||
+ | |||
+ | pddb.onupgradeneeded = function() { | ||
+ | var db = pddb.result; | ||
+ | var store = db.createObjectStore(PersonalDataDataBaseName, {keyPath: "id"}); | ||
+ | var index = store.createIndex("NameIndex", ["name.last", "name.first"]); | ||
+ | }; | ||
+ | |||
+ | pddb.onsuccess = function() { | ||
+ | var db = pddb.result; | ||
+ | var tx = db.transaction(PersonalDataDataBaseName, "readwrite"); | ||
+ | var store = tx.objectStore(PersonalDataDataBaseName); | ||
+ | var index = store.index("NameIndex"); | ||
+ | |||
+ | store.put(record); | ||
+ | |||
+ | var recordcheck = index.get([record.name.last, record.name.first]); | ||
+ | recordcheck.onsuccess = function() { | ||
+ | console.log(recordcheck); | ||
+ | console.log("...Mark 0"); | ||
+ | } | ||
+ | |||
+ | tx.oncomplete = function() { | ||
+ | db.close(); | ||
+ | }; | ||
+ | }; | ||
+ | }; |
Revision as of 00:24, 27 April 2019
console.log("~");
var PersonalDataDataBaseName = "PDIO2";
var Pete = {id: 11345, name: {first: "Pete", last: "Rock"}, age: 52};
addRecord(PersonalDataDataBaseName, Pete);
recordUpdate(PersonalDataDataBaseName, Pete, 'phone', '+313851777');
checkRecord(PersonalDataDataBaseName, Pete);
function addRecord(pddbname, record){
console.log("pn1");
var pddb = window.indexedDB.open(pddbname, 3);
pddb.addEventListener('error', (event) => {
console.log('Request error:', pddb.error);
}, false);
pddb.onupgradeneeded = function() {
var db = pddb.result;
var store = db.createObjectStore(PersonalDataDataBaseName, {keyPath: "id"});
var index = store.createIndex("NameIndex", ["name.last", "name.first"]);
};
pddb.onsuccess = function() {
var db = pddb.result;
var tx = db.transaction(PersonalDataDataBaseName, "readwrite");
var store = tx.objectStore(PersonalDataDataBaseName);
var index = store.index("NameIndex");
store.put(record);
console.log("Mark 2: " + record.name.first);
console.log("Mark 2: " + record.name.last + "...");
var recordcheck = index.get([record.name.last, record.name.first]);
recordcheck.onsuccess = function() {
console.log(recordcheck);
}
tx.oncomplete = function() {
db.close();
};
};
};
function recordUpdate(pddbname, record, field, value){
console.log("pn2");
var pddb = window.indexedDB.open(pddbname, 3);
pddb.addEventListener('error', (event) => {
console.log('Request error:', pddb.error);
}, false);
pddb.onupgradeneeded = function() {
var db = pddb.result;
var store = db.createObjectStore(PersonalDataDataBaseName, {keyPath: "id"});
var index = store.createIndex("NameIndex", ["name.last", "name.first"]);
};
pddb.onsuccess = function() {
// Start a new transaction
var db = pddb.result;
var tx = db.transaction(PersonalDataDataBaseName, "readwrite");
var store = tx.objectStore(PersonalDataDataBaseName);
var index = store.index("NameIndex");
var getRecord = index.get([record.name.last, record.name.first]);
getRecord.onsuccess = function() {
console.log("updating");
getRecord.result[field] = value; // => "Bob"
store.put(getRecord.result);
getRecordAgain = index.get([record.name.last, record.name.first]);
getRecordAgain.onsuccess = function() {
console.log("Mark 1...");
console.log(getRecordAgain); // => "Bob"
if ( getRecordAgain.result[field] == value ) {
console.log("update succeeded");
} else {
console.log("update unsuccessful");
}
};
};
// Close the db when the transaction is done
tx.oncomplete = function() {
db.close();
};
};
};
function checkRecord(pddbname, record){
console.log("pn1");
var pddb = window.indexedDB.open(pddbname, 3);
pddb.addEventListener('error', (event) => {
console.log('Request error:', pddb.error);
}, false);
pddb.onupgradeneeded = function() {
var db = pddb.result;
var store = db.createObjectStore(PersonalDataDataBaseName, {keyPath: "id"});
var index = store.createIndex("NameIndex", ["name.last", "name.first"]);
};
pddb.onsuccess = function() {
var db = pddb.result;
var tx = db.transaction(PersonalDataDataBaseName, "readwrite");
var store = tx.objectStore(PersonalDataDataBaseName);
var index = store.index("NameIndex");
store.put(record);
var recordcheck = index.get([record.name.last, record.name.first]);
recordcheck.onsuccess = function() {
console.log(recordcheck);
console.log("...Mark 0");
}
tx.oncomplete = function() {
db.close();
};
};
};