| 1 | import { useEffect, useRef } from "react"; |
| 2 | import type { WorkspaceRefreshSnapshot } from "./workspaceRefreshStore"; |
| 3 | import type { WorkspaceRefreshScheduler } from "./workspaceRefreshScheduler"; |
| 4 | |
| 5 | type SchedulerRef = { current: WorkspaceRefreshScheduler | null }; |
| 6 | type Load = () => Promise<void> | void; |
| 7 | |
| 8 | interface WorkspaceRefreshInvalidationOptions { |
| 9 | commitHistoryOpen: boolean; |
| 10 | filter: string; |
| 11 | gitMetaSchedulerRef: SchedulerRef; |
| 12 | loadChangeDetail: Load; |
| 13 | loadDir: (dir: string) => unknown; |
| 14 | loadGitHistory: Load; |
| 15 | loadWorkspaceChanges: Load; |
| 16 | open: boolean; |
| 17 | openDirsRef: { current: Set<string> }; |
| 18 | refreshSelected: () => unknown; |
| 19 | deferSelectedRefresh?: boolean; |
| 20 | onSelectedInvalidated?: () => void; |
| 21 | selectedPath: string | null; |
| 22 | setSearchResults: (value: null) => void; |
| 23 | viewMode: string; |
| 24 | workingTreeSchedulerRef: SchedulerRef; |
| 25 | workspaceRefresh: WorkspaceRefreshSnapshot; |
| 26 | workspaceScopeKey: string; |
| 27 | } |
| 28 | |
| 29 | export interface WorkspaceRefreshActions { |
| 30 | forceVisible: boolean; |
| 31 | content: boolean; |
| 32 | tree: boolean; |
| 33 | workingTree: boolean; |
| 34 | gitMeta: boolean; |
| 35 | } |
| 36 | |
| 37 | export function workspaceRefreshActions( |
| 38 | previous: WorkspaceRefreshSnapshot["revisions"], |
| 39 | next: WorkspaceRefreshSnapshot, |
| 40 | commitHistoryOpen: boolean, |
| 41 | ): WorkspaceRefreshActions { |
| 42 | // Focus reconciliation is also the recovery path for authorized paths that |
| 43 | // intentionally live outside the watched root. Watcher failures publish an |
| 44 | // all-paths degraded event even when no resource revision could be advanced. |
| 45 | const forceVisible = next.allPaths && (next.source === "reconcile" || next.watchState !== "active"); |
| 46 | return { |
| 47 | forceVisible, |
| 48 | content: next.revisions.content > previous.content || forceVisible, |
| 49 | tree: next.revisions.tree > previous.tree || forceVisible, |
| 50 | workingTree: next.revisions.workingTree > previous.workingTree || next.revisions.session > previous.session || forceVisible, |
| 51 | gitMeta: next.revisions.gitMeta > previous.gitMeta || (forceVisible && commitHistoryOpen), |
| 52 | }; |
| 53 | } |
| 54 | |
| 55 | export function workspaceRefreshFallbackSequence(snapshot: WorkspaceRefreshSnapshot): number { |
| 56 | return snapshot.allPaths && (snapshot.source === "reconcile" || snapshot.watchState !== "active") ? snapshot.sequence : 0; |
| 57 | } |
| 58 | |
| 59 | function parentDirs(path: string): string[] { |
| 60 | const parts = path.split("/").filter(Boolean); |
| 61 | const dirs = [""]; |
| 62 | let acc = ""; |
| 63 | for (let i = 0; i < parts.length - 1; i++) { |
| 64 | acc += `${parts[i]}/`; |
| 65 | dirs.push(acc); |
| 66 | } |
| 67 | return dirs; |
| 68 | } |
| 69 | |
| 70 | export function useWorkspaceRefreshInvalidation({ |
| 71 | commitHistoryOpen, |
| 72 | filter, |
| 73 | gitMetaSchedulerRef, |
| 74 | loadChangeDetail, |
| 75 | loadDir, |
| 76 | loadGitHistory, |
| 77 | loadWorkspaceChanges, |
| 78 | open, |
| 79 | openDirsRef, |
| 80 | refreshSelected, |
| 81 | deferSelectedRefresh = false, |
| 82 | onSelectedInvalidated, |
| 83 | selectedPath, |
| 84 | setSearchResults, |
| 85 | viewMode, |
| 86 | workingTreeSchedulerRef, |
| 87 | workspaceRefresh, |
| 88 | workspaceScopeKey, |
| 89 | }: WorkspaceRefreshInvalidationOptions): void { |
| 90 | const lastSequenceRef = useRef(workspaceRefresh.sequence); |
| 91 | const lastRevisionsRef = useRef(workspaceRefresh.revisions); |
| 92 | const lastScopeRef = useRef(workspaceScopeKey); |
| 93 | |
| 94 | useEffect(() => { |
| 95 | if (!open) return; |
| 96 | if (lastScopeRef.current !== workspaceScopeKey) { |
| 97 | lastScopeRef.current = workspaceScopeKey; |
| 98 | lastSequenceRef.current = workspaceRefresh.sequence; |
| 99 | lastRevisionsRef.current = workspaceRefresh.revisions; |
| 100 | return; |
| 101 | } |
| 102 | if (lastSequenceRef.current === workspaceRefresh.sequence) return; |
| 103 | const previous = lastRevisionsRef.current; |
| 104 | lastSequenceRef.current = workspaceRefresh.sequence; |
| 105 | lastRevisionsRef.current = workspaceRefresh.revisions; |
| 106 | const { changes } = workspaceRefresh; |
| 107 | const actions = workspaceRefreshActions(previous, workspaceRefresh, commitHistoryOpen); |
| 108 | const affectsSelected = workspaceRefresh.allPaths || !selectedPath || changes.some((change) => |
| 109 | change.path === selectedPath || change.oldPath === selectedPath || selectedPath.startsWith(`${change.path}/`), |
| 110 | ); |
| 111 | if (actions.content && (actions.forceVisible || affectsSelected) && selectedPath) { |
| 112 | if (deferSelectedRefresh) onSelectedInvalidated?.(); |
| 113 | else void refreshSelected(); |
| 114 | } |
| 115 | if (actions.tree && (actions.forceVisible || workspaceRefresh.allPaths || changes.length > 0)) { |
| 116 | const affectedDirs = workspaceRefresh.allPaths |
| 117 | ? openDirsRef.current |
| 118 | : new Set(changes.flatMap((change) => [change.path, change.oldPath].filter(Boolean).flatMap((path) => parentDirs(path as string)))); |
| 119 | for (const dir of affectedDirs) { |
| 120 | if (openDirsRef.current.has(dir)) void loadDir(dir); |
| 121 | } |
| 122 | if (filter.trim()) setSearchResults(null); |
| 123 | } |
| 124 | if (viewMode === "changed") { |
| 125 | if (actions.workingTree) { |
| 126 | workingTreeSchedulerRef.current?.trigger(async () => { |
| 127 | await Promise.all([loadWorkspaceChanges(), selectedPath ? loadChangeDetail() : Promise.resolve()]); |
| 128 | }); |
| 129 | } |
| 130 | if (actions.gitMeta) gitMetaSchedulerRef.current?.trigger(loadGitHistory); |
| 131 | } |
| 132 | }, [ |
| 133 | filter, |
| 134 | commitHistoryOpen, |
| 135 | gitMetaSchedulerRef, |
| 136 | loadChangeDetail, |
| 137 | loadDir, |
| 138 | loadGitHistory, |
| 139 | loadWorkspaceChanges, |
| 140 | open, |
| 141 | openDirsRef, |
| 142 | refreshSelected, |
| 143 | deferSelectedRefresh, |
| 144 | onSelectedInvalidated, |
| 145 | selectedPath, |
| 146 | setSearchResults, |
| 147 | viewMode, |
| 148 | workingTreeSchedulerRef, |
| 149 | workspaceRefresh, |
| 150 | workspaceScopeKey, |
| 151 | ]); |
| 152 | } |
| 153 |