wip: replace packages with pure files

packages/game/condition/CommandMatcher.ts

@@ -0,0 +1,13 @@
+import { ICommand } from '../schema'
+import { Matcher } from './Matcher.js'
+
+export class CommandMatcher implements Matcher {
+  private matcher: RegExp
+  constructor(command: string, flags?: string) {
+    this.matcher = new RegExp(command, flags)
+  }
+
+  match(command: ICommand): boolean {
+    return !!command.command && this.matcher.test(command.command)
+  }
+}

packages/game/condition/Condition.ts

@@ -0,0 +1,53 @@
+import {
+  ICommand,
+  IFileExistenceChecker,
+  ICondition,
+  IFileExistenceInput,
+} from '../schema'
+import { PwdMatcher } from './PwdMatcher.js'
+import { CommandMatcher } from './CommandMatcher.js'
+import { ErrorMatcher } from './ErrorMatcher.js'
+import { Matcher } from './Matcher.js'
+import { OutputMatcher } from './OutputMatcher.js'
+import { OrMatcher } from './OrMatcher.js'
+import { NotMatcher } from './NotMatcher.js'
+import { checkFiles } from './FileMatcher.js'
+
+export class Condition {
+  private files: IFileExistenceInput[] = []
+  private matchers: Matcher[] = []
+
+  constructor({ command, output, error, pwd, or, not, files }: ICondition) {
+    if (command) this.matchers.push(new CommandMatcher(command))
+    if (output) this.matchers.push(new OutputMatcher(output))
+    if (pwd) this.matchers.push(new PwdMatcher(pwd))
+    if (or) {
+      const conditions = or.map((condition) => new Condition(condition))
+      this.matchers.push(new OrMatcher(conditions))
+    }
+    if (not) this.matchers.push(new NotMatcher(new Condition(not)))
+    if (files) this.files = files
+    this.matchers.push(new ErrorMatcher(error)) // always check unexpected error
+  }
+
+  match(command: ICommand): boolean {
+    return this.matchers.every((matcher) => {
+      return matcher.match(command)
+    })
+  }
+
+  async check(checker: IFileExistenceChecker): Promise<boolean> {
+    if (this.matchers.length === 0) return true
+    return checkFiles(checker, this.files)
+  }
+
+  async satisfies(
+    command: ICommand,
+    checker: IFileExistenceChecker
+  ): Promise<boolean> {
+    // Error matcher is always true
+    if (this.matchers.length === 1 && this.files.length === 0) return false
+    // eslint-disable-next-line no-return-await
+    return this.match(command) && (await this.check(checker))
+  }
+}

packages/game/condition/ErrorMatcher.ts

@@ -0,0 +1,18 @@
+import { Matcher } from './Matcher.js'
+import { ICommand } from '../schema'
+
+export class ErrorMatcher implements Matcher {
+  private matcher?: RegExp
+  constructor(errorPattern?: string) {
+    if (errorPattern) {
+      this.matcher = new RegExp(errorPattern)
+    }
+  }
+
+  match(command: ICommand): boolean {
+    if (!this.matcher) {
+      return !command.error
+    }
+    return this.matcher.test(command.error || '')
+  }
+}

packages/game/condition/FileMatcher.ts

@@ -0,0 +1,11 @@
+import { IFileExistenceInput, IFileExistenceChecker } from '../schema'
+
+export async function checkFiles(
+  checker: IFileExistenceChecker,
+  files: IFileExistenceInput[]
+) {
+  const existences = await Promise.all(
+    files.map((file) => checker.exists(file))
+  )
+  return existences.every((exists, index) => exists === files[index].exists)
+}

packages/game/condition/Matcher.ts

@@ -0,0 +1,5 @@
+import { ICommand } from '../schema'
+
+export interface Matcher {
+  match(command: ICommand): boolean
+}

packages/game/condition/NotMatcher.ts

@@ -0,0 +1,10 @@
+import { ICommand } from '../schema'
+import { Matcher } from './Matcher.js'
+
+export class NotMatcher implements Matcher {
+  constructor(private condition: Matcher) {}
+
+  match(command: ICommand): boolean {
+    return !this.condition.match(command)
+  }
+}

packages/game/condition/OrMatcher.ts

@@ -0,0 +1,10 @@
+import { ICommand } from '../schema'
+import { Matcher } from './Matcher.js'
+
+export class OrMatcher implements Matcher {
+  constructor(private conditions: Matcher[]) {}
+
+  match(command: ICommand): boolean {
+    return this.conditions.some((condition) => condition.match(command))
+  }
+}

packages/game/condition/OutputMatcher.ts

@@ -0,0 +1,13 @@
+import { ICommand } from '../schema'
+import { Matcher } from './Matcher.js'
+
+export class OutputMatcher implements Matcher {
+  private matcher: RegExp
+  constructor(pattern: string, args?: string) {
+    this.matcher = new RegExp(pattern, args)
+  }
+
+  match(command: ICommand): boolean {
+    return !!command.output && this.matcher.test(command.output.trim())
+  }
+}

packages/game/condition/PwdMatcher.ts

@@ -0,0 +1,10 @@
+import { ICommand } from '../schema'
+import { Matcher } from './Matcher.js'
+
+export class PwdMatcher implements Matcher {
+  constructor(private pwd: string) {}
+
+  match(command: ICommand): boolean {
+    return command.pwd === this.pwd
+  }
+}