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documentTemplates/Code.ts

115 lines
3.7 KiB
TypeScript

function onOpen() {
const ui = SpreadsheetApp.getUi();
ui.createMenu('CMS Document Generation')
.addItem('Generate document for current row', 'generateForCurrentRow')
.addToUi();
}
function copyElement(
source_element: GoogleAppsScript.Document.Element,
dest: GoogleAppsScript.Document.Body,
index?: number
) {
const element = source_element.copy();
// based on https://stackoverflow.com/questions/6783819/google-app-script-copy-document-page
if (element.getType() == DocumentApp.ElementType.PARAGRAPH)
if (index) dest.insertParagraph(index, element.asParagraph());
else dest.appendParagraph(element.asParagraph());
else if (element.getType() == DocumentApp.ElementType.TABLE)
if (index) dest.insertTable(index, element.asTable());
else dest.appendTable(element.asTable());
else if (element.getType() == DocumentApp.ElementType.LIST_ITEM)
if (index) dest.insertListItem(index, element.asListItem());
else dest.appendListItem(element.asListItem());
else if (element.getType() == DocumentApp.ElementType.INLINE_IMAGE)
if (index) dest.insertImage(index, element.asInlineImage());
else dest.appendImage(element.asInlineImage());
else
throw new Error(
"According to the doc this type couldn't appear in the body: " +
element.getType()
);
}
function copyBody(
source: GoogleAppsScript.Document.Body,
dest: GoogleAppsScript.Document.Body,
index?: number
) {
const totalElements = source.getNumChildren();
for (let j = 0; j < totalElements; ++j) {
if (index) copyElement(source.getChild(j), dest, index + j);
else copyElement(source.getChild(j), dest);
}
}
function spreadsheetRowToObject(
sheet: GoogleAppsScript.Spreadsheet.Sheet,
rownum: number
): { [key: string]: any } {
// TODO: could be more efficient
const values = sheet.getDataRange().getValues();
const headers = values[0];
const row_data = values[rownum - 1];
return headers.reduce((acc, header, index) => {
acc[String(header)] = row_data[index];
return acc;
}, {});
}
function generateForCurrentRow() {
const spreadsheet = SpreadsheetApp.getActive();
const cell = spreadsheet.getCurrentCell();
if (!cell) throw new Error('No Cell selected for operation on row');
const row = spreadsheetRowToObject(
spreadsheet.getActiveSheet(),
cell.getRow()
);
const source_doc = DocumentApp.openById(row['Document ID']);
const template_file = DriveApp.getFileById(row['Template ID']);
const out_folder = DriveApp.getFolderById(
'1ROyJXk-QANTHM6Jiw0ne3EQiR1f2UsLr'
);
const out_file = template_file.makeCopy(
row['Document Name'] + row['Version'],
out_folder
);
const out_doc = DocumentApp.openById(out_file.getId());
// do text replacement
Object.entries(row).forEach(([header, data]) => {
out_doc.getBody().replaceText(`{{${header}}}`, String(data));
out_doc.getHeader().replaceText(`{{${header}}}`, String(data));
out_doc.getFooter().replaceText(`{{${header}}}`, String(data));
});
const insert_point = out_doc
.getBody()
.findText('{{body}}')
?.getElement();
if (!insert_point) {
throw new Error("Could not find insert point '{{body}}'");
}
// find the parent element that is a direct descendant of the body
let parent = insert_point;
while (parent.getParent().getType() != DocumentApp.ElementType.BODY_SECTION) {
parent = parent.getParent();
}
const index = out_doc.getBody().getChildIndex(parent);
// insert with index 0 is an append, for some reason
copyBody(source_doc.getBody(), out_doc.getBody(), index + 1);
out_doc.getBody().removeChild(parent);
out_doc.saveAndClose();
// create PDF file
out_folder.createFile(out_file.getAs('application/pdf'));
}