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export const close = (appName, setApps) => {
setApps(apps => apps.filter(a => a && a.name !== appName))
}
export const open = ({ appName, buttons, height, width }, setApps, props = {}) => {
setApps(apps => (
apps && apps.length > 0
? !apps.some(a => a.name === appName)
? [...apps, { name: appName, min: false, max: false, height, width, pos: [], buttons, props }]
: apps
: [{ name: appName, min: false, max: false, height, width, pos: [], buttons, props }]
))
}
export const focus = (appName, setApps) => {
setApps(apps => {
const i = apps.length > 0 && apps.findIndex(a => a.name === appName)
return i !== apps.length - 1
? [...apps.filter((_, n) => n !== i), apps[i]]
: apps
})
}
export const unfocus = (appName, setApps) => {
setApps(apps => {
const i = apps.findIndex(a => a.name === appName)
return i !== 0
? [apps[i], ...apps.filter((_, n) => n !== i)]
: apps
})
}
export const toggleMin = (appName, setApps) => {
setApps(apps => ([
...apps.map(a => a.name === appName ? { ...a, min: !a.min } : a)
]))
unfocus(appName, setApps)
}
export const toggleMax = (appName, setApps) => setApps(apps => ([
...apps.map(a => a.name === appName ? { ...a, max: !a.max } : a)
]))
export const move = (app, winRef, setApps) => {
winRef.current.onmousedown = (event) => {
if (!app.max && event.target.classList && event.target.classList.contains('window__title')) {
const shiftX = event.clientX - winRef.current.getBoundingClientRect().left
const shiftY = event.clientY - winRef.current.getBoundingClientRect().top
winRef.current.classList.add('moving')
focus(app.name, setApps)
function moveAt (pageX, pageY) {
const x = pageX - shiftX
const y = pageY - shiftY - 32
setApps(apps => ([...apps.map(a => a && a.name === app.name
? { ...a, pos: [x + 'px', y < 0 ? 0 : y + 'px'] }
: a
)]))
}
const onMouseMove = (event) => {
moveAt(event.pageX, event.pageY)
}
document.addEventListener('mousemove', onMouseMove)
document.onmouseup = () => {
document.removeEventListener('mousemove', onMouseMove)
winRef.current.classList.remove('moving')
document.onmouseup = null
}
}
}
winRef.current.ondragstart = () => null
}
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