Mirrors/Stirling-PDF
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modularization

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This commit is contained in:
Felix Kaspar 2023-10-17 01:38:51 +02:00
parent 76e37354e1
commit 96bac91fa1
2 changed files with 127 additions and 136 deletions
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138
public/index.js
View File

@ -1,7 +1,7 @@
import { scaleContent } from "./functions/scaleContent.js"; import { scaleContent } from "./functions/scaleContent.js";
import { scalePage, PageSize } from "./functions/scalePage.js"; import { scalePage, PageSize } from "./functions/scalePage.js";
import { organizeWaitOperations } from "./organizeWaitOperations.js";
import { testWorkflow } from "./testWorkflow.js"; import { testWorkflow } from "./testWorkflow.js";
import { traverseOperations } from "./traverseOperations.js";
(async (workflow) => { (async (workflow) => {
const pdfFileInput = document.getElementById('pdfFile'); const pdfFileInput = document.getElementById('pdfFile');
@ -19,130 +19,7 @@ import { testWorkflow } from "./testWorkflow.js";
})); }));
console.log(pdfBuffers); console.log(pdfBuffers);
const waitOperations = organizeWaitOperations(workflow.operations); await traverseOperations(workflow.operations, pdfBuffers);
nextOperation(workflow.operations, pdfBuffers);
async function nextOperation(operations, input) {
if(Array.isArray(operations) && operations.length == 0) { // isEmpty
console.log("operation done: " + input.fileName);
//TODO: Download Restult
return;
}
for (let i = 0; i < operations.length; i++) {
console.warn(input);
await computeOperation(operations[i], structuredClone(input)); // break references
}
}
async function computeOperation(operation, input) {
switch (operation.type) {
case "done":
console.log("Done operation will get called if all waits are done. Skipping for now.")
break;
case "wait":
const waitOperation = waitOperations[operation.values.id];
waitOperation.input.push(input);
waitOperation.waitCount--;
if(waitOperation.waitCount == 0) {
await nextOperation(waitOperation.doneOperation.operations, waitOperation.input);
}
break;
case "removeObjects":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_removedObjects";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_removedObjects";
await nextOperation(operation.operations, input);
}
break;
case "extract":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_extractedPages";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_extractedPages";
await nextOperation(operation.operations, input);
}
break;
case "fillField":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_filledField";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_filledField";
await nextOperation(operation.operations, input);
}
break;
case "extractImages":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_extractedImages";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_extractedImages";
await nextOperation(operation.operations, input);
}
break;
case "merge":
if(Array.isArray(input)) {
input = {
originalFileName: input.map(input => input.originalFileName).join("_and_"),
fileName: input.map(input => input.fileName).join("_and_") + "_merged",
buffer: input[0].buffer // TODO: merge inputs
}
}
else {
// TODO: modfiy input
input.fileName += "_merged";
}
await nextOperation(operation.operations, input);
break;
case "transform": {
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_transformed";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_transformed";
await nextOperation(operation.operations, input);
}
break;
}
default:
console.log("operation type unknown: ", operation.type);
break;
}
}
// if(selectedElementsList[0].textContent == "mergePDFs") { // if(selectedElementsList[0].textContent == "mergePDFs") {
@ -178,15 +55,4 @@ import { testWorkflow } from "./testWorkflow.js";
// } // }
// } // }
}); });
// document.getElementById("addButton").addEventListener("click", function() {
// const selectedOption = document.getElementById("pdfOptions").value;
// const operations = document.getElementById("operations");
// if (selectedOption) {
// const listItem = document.createElement("li");
// listItem.textContent = selectedOption;
// operations.appendChild(listItem);
// }
// });
})(testWorkflow); })(testWorkflow);

125
public/traverseOperations.js Normal file
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@ -0,0 +1,125 @@
import { organizeWaitOperations } from "./organizeWaitOperations.js";
export async function traverseOperations(operations, input) {
const waitOperations = organizeWaitOperations(operations);
await nextOperation(operations, input);
async function nextOperation(operations, input) {
if(Array.isArray(operations) && operations.length == 0) { // isEmpty
console.log("operation done: " + input.fileName);
//TODO: Delay the download
download(input, input.fileName, "application/pdf");
return;
}
for (let i = 0; i < operations.length; i++) {
console.warn(input);
await computeOperation(operations[i], structuredClone(input)); // break references
}
}
async function computeOperation(operation, input) {
switch (operation.type) {
case "done":
console.log("Done operation will get called if all waits are done. Skipping for now.")
break;
case "wait":
const waitOperation = waitOperations[operation.values.id];
waitOperation.input.push(input);
waitOperation.waitCount--;
if(waitOperation.waitCount == 0) {
await nextOperation(waitOperation.doneOperation.operations, waitOperation.input);
}
break;
case "removeObjects":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_removedObjects";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_removedObjects";
await nextOperation(operation.operations, input);
}
break;
case "extract":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_extractedPages";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_extractedPages";
await nextOperation(operation.operations, input);
}
break;
case "fillField":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_filledField";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_filledField";
await nextOperation(operation.operations, input);
}
break;
case "extractImages":
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_extractedImages";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_extractedImages";
await nextOperation(operation.operations, input);
}
break;
case "merge":
if(Array.isArray(input)) {
input = {
originalFileName: input.map(input => input.originalFileName).join("_and_"),
fileName: input.map(input => input.fileName).join("_and_") + "_merged",
buffer: input[0].buffer // TODO: merge inputs
}
}
else {
// TODO: modfiy input
input.fileName += "_merged";
}
await nextOperation(operation.operations, input);
break;
case "transform": {
if(Array.isArray(input)) {
for (let i = 0; i < input.length; i++) {
// TODO: modfiy input
input[i].fileName += "_transformed";
await nextOperation(operation.operations, input[i]);
}
}
else {
// TODO: modfiy input
input.fileName += "_transformed";
await nextOperation(operation.operations, input);
}
break;
}
default:
console.log("operation type unknown: ", operation.type);
break;
}
}
}