104 lines
2.8 KiB
JavaScript
104 lines
2.8 KiB
JavaScript
import { writable } from "svelte/store"
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import { attachChildren } from "./render/attachChildren"
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import { createTreeNode } from "./render/prepareRenderComponent"
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import { screenRouter } from "./render/screenRouter"
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import { createStateManager } from "./state/stateManager"
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export const createApp = (
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componentLibraries,
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frontendDefinition,
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user,
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uiFunctions,
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window
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) => {
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let routeTo
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let currentUrl
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let screenStateManager
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const onScreenSlotRendered = screenSlotNode => {
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const onScreenSelected = (screen, store, url) => {
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const stateManager = createStateManager({
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store,
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frontendDefinition,
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componentLibraries,
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uiFunctions,
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onScreenSlotRendered: () => {},
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routeTo,
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appRootPath: frontendDefinition.appRootPath,
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})
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const getAttachChildrenParams = attachChildrenParams(stateManager)
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screenSlotNode.props._children = [screen.props]
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const initialiseChildParams = getAttachChildrenParams(screenSlotNode)
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attachChildren(initialiseChildParams)(screenSlotNode.rootElement, {
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hydrate: true,
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force: true,
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})
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if (screenStateManager) screenStateManager.destroy()
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screenStateManager = stateManager
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currentUrl = url
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}
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routeTo = screenRouter(
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frontendDefinition.screens,
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onScreenSelected,
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frontendDefinition.appRootPath
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)
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const fallbackPath = window.location.pathname.replace(
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frontendDefinition.appRootPath,
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""
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)
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routeTo(currentUrl || fallbackPath)
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}
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const attachChildrenParams = stateManager => {
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const getInitialiseParams = treeNode => ({
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componentLibraries,
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uiFunctions,
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treeNode,
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onScreenSlotRendered,
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setupState: stateManager.setup,
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getCurrentState: stateManager.getCurrentState,
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})
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return getInitialiseParams
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}
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let rootTreeNode
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const pageStateManager = createStateManager({
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store: writable({ _bbuser: user }),
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frontendDefinition,
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componentLibraries,
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uiFunctions,
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onScreenSlotRendered,
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appRootPath: frontendDefinition.appRootPath,
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// seems weird, but the routeTo variable may not be available at this point
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routeTo: url => routeTo(url),
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})
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const initialisePage = (page, target, urlPath) => {
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currentUrl = urlPath
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rootTreeNode = createTreeNode()
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rootTreeNode.props = {
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_children: [page.props],
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}
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rootTreeNode.rootElement = target
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const getInitialiseParams = attachChildrenParams(pageStateManager)
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const initChildParams = getInitialiseParams(rootTreeNode)
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attachChildren(initChildParams)(target, {
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hydrate: true,
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force: true,
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})
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return rootTreeNode
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}
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return {
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initialisePage,
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screenStore: () => screenStateManager.store,
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pageStore: () => pageStateManager.store,
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routeTo: () => routeTo,
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rootNode: () => rootTreeNode,
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}
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}
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