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import { Ref, computed, onMounted, reactive, toRefs, watch } from 'vue'
import { debounce, cloneDeep } from 'lodash-es'
import { useGlobalStore } from '@/store/useGlobalStore'
import { setAppFeSetting } from '@/api'
import { useLocalStorage } from '@vueuse/core'
import { prefix } from './const'
type LayoutConf = { enable: boolean, panelWidth: number, alwaysOn: boolean }
let lastState: LayoutConf | null = null
export const useFullscreenLayout = () => {
const g = useGlobalStore()
// 只存储和提供给state的值
const storageState = useLocalStorage(prefix + 'fullscreen_layout', { enable: false, panelWidth: 384, alwaysOn: true })
const state = reactive<LayoutConf>(lastState ?? g.conf?.app_fe_setting?.fullscreen_layout ?? cloneDeep(storageState.value))
const panelwidtrhStyleVarName = '--iib-lr-layout-info-panel-width'
const lrLayoutContainerOffset = computed(() => state.alwaysOn && state.enable ? state.panelWidth : 0)
watch(state, (val) => {
storageState.value = cloneDeep(val)
onUpdate(state, panelwidtrhStyleVarName, lrLayoutContainerOffset)
sync(state)
lastState = state
}, { deep: true })
onMounted(() => onUpdate(state, panelwidtrhStyleVarName, lrLayoutContainerOffset))
const { enable, panelWidth, alwaysOn } = toRefs(state)
return {
state,
isLeftRightLayout: enable,
panelwidtrhStyleVarName,
lrLayoutInfoPanelWidth: panelWidth,
lrMenuAlwaysOn: alwaysOn
}
}
const sync = debounce((val) => setAppFeSetting('fullscreen_layout', val), 300)
const onUpdate = debounce((state: LayoutConf, panelwidtrhStyleVarName: string, lrLayoutContainerOffset: Ref<number>) => {
if (state.enable) {
document.body.classList.add('fullscreen-lr-layout')
document.documentElement.style.setProperty(panelwidtrhStyleVarName, `${state.panelWidth}px`)
document.documentElement.style.setProperty('--iib-lr-layout-container-offset', `${lrLayoutContainerOffset.value}px`)
} else {
document.documentElement.style.removeProperty(panelwidtrhStyleVarName)
document.documentElement.style.removeProperty('--iib-lr-layout-container-offset')
document.body.classList.remove('fullscreen-lr-layout')
}
}
, 300) |