utils.js•3.06 kB
import fetch from "node-fetch";
const URL = "http://localhost";
export const ARROWHEADS = [
"none",
"arrow",
"bar",
"circle",
"circle-filled",
"circle-plus",
"cross",
"crowfoot-many",
"crowfoot-one",
"crowfoot-one-many",
"crowfoot-only-one",
"crowfoot-zero-many",
"crowfoot-zero-one",
"diamond",
"diamond-filled",
"dot",
"plus",
"solid-arrow",
"square",
"triangle",
"triangle-filled",
];
export async function command(port, command, args = {}) {
const res = await fetch(`${URL}:${port}/execute_command`, {
method: "POST",
headers: {
"Content-Type": "application/json",
},
body: JSON.stringify({
command,
args,
}),
});
if (!res.ok) {
throw new Error(`Failed to execute command(${command}) with args: ${JSON.stringify(args)}`);
}
const json = (await res.json());
if (!json.success) {
throw new Error(`Command failed: ${json.error}`);
}
return json.data;
}
export function filterShape(shape, recursive = false) {
const json = {
id: shape.id,
parentId: shape.parentId,
type: shape.type,
name: shape.name,
left: shape.left,
top: shape.top,
width: shape.width,
height: shape.height,
fillColor: shape.fillColor,
strokeColor: shape.strokeColor,
strokeWidth: shape.strokeWidth,
fontColor: shape.fontColor,
fontSize: shape.fontSize,
};
if (typeof shape.text !== "undefined")
json.text = shape.text; // TODO: convert node to text
if (typeof shape.wordWrap !== "undefined")
json.wordWrap = shape.wordWrap;
if (typeof shape.corners !== "undefined")
json.corners = shape.corners;
if (typeof shape.horzAlign !== "undefined")
json.horzAlign = shape.horzAlign;
if (typeof shape.vertAlign !== "undefined")
json.vertAlign = shape.vertAlign;
if (typeof shape.path !== "undefined")
json.path = shape.path;
if (typeof shape.referenceId !== "undefined")
json.linkToPage = shape.referenceId;
if (recursive && Array.isArray(shape.children)) {
json.children = shape.children.map((child) => {
return filterShape(child, recursive);
});
}
return json;
}
export function filterPage(page) {
const json = {
id: page.id,
name: page.name,
children: page.children?.map((shape) => {
return filterShape(shape, true);
}),
};
return json;
}
export function convertArrowhead(arrowhead) {
switch (arrowhead) {
case "none":
return "flat"; // "flat" in dgmjs
default:
return arrowhead;
}
}
/**
* Trim object by removing undefined values.
*/
export function trimObject(obj) {
const result = {};
Object.keys(obj).forEach((key) => {
if (obj[key] !== undefined) {
result[key] = obj[key];
}
});
return result;
}