toggle-lenovo-monitor-streaming-mode.js

//Name: Toggle Lenovo Monitor Streaming Mode

import "@johnlindquist/kit"

// activeScene can also be 'streaming' => simply makes everything bigger on my 4K Display 
const scriptDB = await db({activeScene: 'normal'});
await scriptDB.read();


if (scriptDB.data.activeScene === 'normal') {
    // activate magnified streaming mode
    await $`displayplacer "id:F504C4AE-5C04-948D-85C5-28C0FBB3750B res:1920x1080 hz:60 color_depth:8 scaling:on origin:(0,0) degree:0"`;
    scriptDB.data.activeScene = 'streaming';
} else {
    // activate normal mode
    await $`displayplacer "id:F504C4AE-5C04-948D-85C5-28C0FBB3750B res:2560x1440 hz:60 color_depth:8 scaling:on origin:(0,0) degree:0"`;
    scriptDB.data.activeScene = 'normal';
}

await scriptDB.write();

// code for setting resolution to normal: displayplacer "id:F504C4AE-5C04-948D-85C5-28C0FBB3750B res:2560x1440 hz:60 color_depth:8 scaling:on origin:(0,0) degree:0"
// code for activating magnified streaming mode: displayplacer "id:F504C4AE-5C04-948D-85C5-28C0FBB3750B res:1920x1080 hz:60 color_depth:8 scaling:on origin:(0,0) degree:0"

// Note: System command to read available monitors 
// Problem: No native cli to change the current resolution/mode!
// const displaysJson = await $`system_profiler SPDisplaysDataType -json`;
// const graphicsCards = JSON.parse(displaysJson).SPDisplaysDataType;

// const displays = []; 

// for (const graphicsCard of graphicsCards) {
//   if (graphicsCard.spdisplays_ndrvs === undefined) continue;

//   for (const display of graphicsCard.spdisplays_ndrvs) {
//     displays.push(display);
//   }
// }

// Needs 'displayplacer' tool to be able to work!
// https://github.com/jakehilborn/displayplacer
// brew tap jakehilborn/jakehilborn && brew install displayplacer