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@nyancodeid
Last active May 17, 2024 15:44
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Make RESTful API with Google Apps Script and SpreadSheet

Google Script CRUD

By Ryan Aunur Rassyid

Simply create RESTful API with Google Script and store it to Google SpreadSheet like a Pro.

/* Route
* All Request with Method Get will be proces here
*/
function doGet(req) {
var action = req.parameter.action;
var db = SpreadsheetApp.openById("YOUR SPREADSHEET ID");
// Don't forget to change your Sheet Name by default is 'Sheet1'
var sheetUsers = db.getSheetByName("Users");
switch(action) {
case "read":
return doRead(req, sheetUsers);
break;
case "insert":
return doInsert(req, sheetUsers);
break;
case "update":
return doUpdate(req, sheetUsers);
break;
case "delete":
return doDelete(req, sheetUsers);
break;
default:
return response().json({
status: false,
message: 'silent!'
});
}
}
/* Read
* request for all Data
*
* @request-parameter | action<string>
* @example-request | ?action=read
*/
function doRead(request, sheetObject)
{
var data = {};
data.records = _readData(sheetObject);
return response().json(data);
}
/* Insert
*
*/
function doInsert(req, sheet) {
var id = req.parameter.id;
var username = req.parameter.username;
var email = req.parameter.email;
// all data your needed
var flag = 1;
var Row = sheet.getLastRow();
for (var i = 1; i <= Row; i++) {
/* getRange(i, 2)
* i | is a row index
* 1 | is a id column index ('id')
*/
var idTemp = sheet.getRange(i, 1).getValue();
if (idTemp == id) {
flag = 0;
var result = "Sorry bratha, id already exist";
}
}
// add new row with recieved parameter from client
if (flag == 1) {
var timestamp = Date.now();
var currentTime = new Date().toLocaleString(); // Full Datetime
var rowData = sheet.appendRow([
id,
username,
email,
timestamp,
currentTime
]);
var result = "Insertion successful";
}
return response().json({
result: result
});
}
/* Update
* request for Update
*
* @request-parameter | id<string>, data<JSON>, action<string>
* @example-request | ?action=update&data={"email":"ryandevstudio@gmail.com", "username":"nyancodeid"}
*/
function doUpdate(req, sheet)
{
var id = req.parameter.id;
var updates = JSON.parse(req.parameter.data);
var lr = sheet.getLastRow();
var headers = _getHeaderRow(sheet);
var updatesHeader = Object.keys(updates);
// Looping for row
for (var row = 1; row <= lr; row++) {
// Looping for available header / column
for (var i = 0; i <= (headers.length - 1); i++) {
var header = headers[i];
// Looping for column need to updated
for (var update in updatesHeader) {
if (updatesHeader[update] == header) {
// Get ID for every row
var rid = sheet.getRange(row, 1).getValue();
if (rid == id) {
// Lets Update
sheet.getRange(row, i + 1).setValue(updates[updatesHeader[update]]);
}
}
}
}
}
// Output
return response().json({
status: true,
message: "Update successfully"
});
}
/* Delete
*
*/
function doDelete(req, sheet) {
var id = req.parameter.id;
var flag = 0;
var Row = sheet.getLastRow();
for (var i = 1; i <= Row; i++) {
var idTemp = sheet.getRange(i, 1).getValue();
if (idTemp == id) {
sheet.deleteRow(i);
var result = "deleted successfully";
flag = 1;
}
}
if (flag == 0) {
return response().json({
status: false,
message: "ID not found"
});
}
return response().json({
status: true,
message: result
});
}
/* Service
*/
function _readData(sheetObject, properties) {
if (typeof properties == "undefined") {
properties = _getHeaderRow(sheetObject);
properties = properties.map(function (p) {
return p.replace(/\s+/g, '_');
});
}
var rows = _getDataRows(sheetObject),
data = [];
for (var r = 0, l = rows.length; r < l; r++) {
var row = rows[r],
record = {};
for (var p in properties) {
record[properties[p]] = row[p];
}
data.push(record);
}
return data;
}
function _getDataRows(sheetObject) {
var sh = sheetObject;
return sh.getRange(2, 1, sh.getLastRow() - 1, sh.getLastColumn()).getValues();
}
function _getHeaderRow(sheetObject) {
var sh = sheetObject;
return sh.getRange(1, 1, 1, sh.getLastColumn()).getValues()[0];
}
function response() {
return {
json: function(data) {
return ContentService
.createTextOutput(JSON.stringify(data))
.setMimeType(ContentService.MimeType.JSON);
}
}
}
@VenomFate-619
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do share the code where you are calling the doGet functions as well as log the req also .

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