38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
importScripts("https://cdn.jsdelivr.net/pyodide/v0.24.1/full/pyodide.js");
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self.pythonModuleName = null;
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self.initialized = false;
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self.flet_js = {}; // namespace for Python global functions
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self.initPyodide = async function () {
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self.pyodide = await loadPyodide();
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self.pyodide.registerJsModule("flet_js", flet_js);
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flet_js.documentUrl = documentUrl;
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await self.pyodide.runPythonAsync(`
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import sys
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from pyodide.http import pyfetch
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response = await pyfetch("assets/app/app.zip")
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await response.unpack_archive()
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sys.path.append("__pypackages__")
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`);
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pyodide.pyimport(self.pythonModuleName);
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await self.flet_js.start_connection(self.receiveCallback);
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self.postMessage("initialized");
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};
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self.receiveCallback = (message) => {
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self.postMessage(message);
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}
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self.onmessage = async (event) => {
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// run only once
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if (!self.initialized) {
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self.initialized = true;
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self.documentUrl = event.data.documentUrl;
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self.pythonModuleName = event.data.pythonModuleName;
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await self.initPyodide();
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} else {
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// message
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flet_js.send(event.data);
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}
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}; |