Nx MCP Server

import { createProjectGraph } from '@nx-console/vscode-nx-workspace'; import { vscodeLogger } from '@nx-console/vscode-output-channels'; import { assign, createActor, createMachine, fromPromise } from 'xstate'; import { MessageType } from './graph-message-type'; export const enum State { init = 'init', loading = 'loading', loaded = 'loaded', error = 'error', } export const enum ViewStatus { ready = 'ready', destroyed = 'destroyed', } interface Context { state: State; project: { projectName: string; taskName: string | undefined; type: MessageType; } | null; error: string | null; } export const graphMachine = /** @xstate-layout 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-BL0FihfyAxK9jL9yFaFpYizCw5cvS9dGY7GKXH4wm9CXOaUJHQCA4GkMli28BY+yZW8EAAWkadE4O0RR9BzGwzEsPZtGjL9FGXOUSx1UQoOvGDZE2EpsQaKwUMaTQqm0dFdlhEoJTMeQHE0coygIiCFXubtnlIxkIQo3IMP0TRFBQywHDhbDNHfOFP1afNERRbpKj465KSVFU1TADUA11ETjQHM1UwQExjGaVptHaTpuhRPppXA3SFTLQMzJvcT1is+RdDZbiZJOJR9kOfC3KtDzbkrasfPInJ0ykmSrHk3RFMnQlChaGdOIaEVzB01dbiA8IlSLPBErEnJbC4NDFDjRE7CTXF0S2fQZIJCwinMQlhRKm19HXLcdz3GrIyRWyHC4ObORQqoUWUgwlDUuxDE0-MzmiqrSpGjdNwSOA8AwNRIEmgcCRRT8nzHIoMJTOp6uowl9j2RRE3kRMAMcIA */ createMachine({ context: { state: State.init, project: null, error: null }, types: { context: {} as Context, events: {} as | { type: 'GET_CONTENT' } | { type: 'REFRESH' } | { type: 'NO_PROJECT' } | { type: 'PROJECT_SELECTED'; data: { projectName: string; taskName: string | undefined; type: MessageType; }; } | { type: 'VIEW_READY' } | { type: 'VIEW_DESTROYED' } | { type: 'error.platform.loadingContent'; data: string }, }, id: 'Project Graph', initial: 'init', on: { REFRESH: { actions: ['log', 'refreshData'], target: '.content', }, PROJECT_SELECTED: { actions: ['log', 'projectSelected'], target: '.prepareLoading', }, NO_PROJECT: { target: '.no_project', }, }, states: { init: { entry: 'log', }, content: { entry: 'log', always: { guard: 'loadGraph', target: 'loading', }, on: { VIEW_READY: { target: 'viewReady', }, }, }, prepareLoading: { always: 'loading', }, loading: { entry: ['loadingStarted', 'log'], invoke: { src: 'generateContent', input: ({ context, event }) => ({ messageType: context?.project?.type, }), id: 'loadingContent', onDone: [ { actions: 'contentLoaded', target: 'content', }, ], onError: [ { actions: 'loadingFailed', target: 'error', }, ], }, }, error: { entry: 'log', }, no_project: {}, viewReady: { entry: 'log', on: { VIEW_DESTROYED: { target: 'viewDestroyed', }, }, }, viewDestroyed: { entry: ['log', 'refreshData', 'clearProject'], }, }, }).provide({ actors: { generateContent: fromPromise( async ({ input }: { input: { messageType: string } }) => { const showAffected = input.messageType === MessageType.affectedProjects; return await createProjectGraph(showAffected); }, ), }, actions: { log: (context, event) => { vscodeLogger.log( `Graph Machine - ${JSON.stringify(event)}, ${JSON.stringify(context)}`, ); }, refreshData: assign((context, event) => { return { state: State.init, }; }), contentLoaded: assign((context, event) => { return { state: State.loaded, error: null, }; }), loadingFailed: assign(({ context, event }) => { if (event.type !== 'error.platform.loadingContent') { return context; } return { state: State.error, error: event.data, }; }), loadingStarted: assign((context, event) => { return { state: State.loading, }; }), clearProject: assign((context, event) => { return { project: null, }; }), projectSelected: assign(({ context, event }) => { if (event.type !== 'PROJECT_SELECTED') { return context; } return { project: { projectName: event.data.projectName, taskName: event.data.taskName, type: event.data.type, }, }; }), }, guards: { loadGraph: ({ context }) => { vscodeLogger.log(`Graph guard - ${context.state}`); return context.state !== State.loaded; }, }, }); export const graphService = createActor(graphMachine);