import { readFileSync } from "node:fs";

function source(path) {
  return readFileSync(new URL(path, import.meta.url), "utf8");
}

function assert(condition, message) {
  if (!condition) throw new Error(message);
}

const page = source("../src/features/IdmPage.tsx");
const changes = source("../src/features/FunctionAssignmentChangesPanel.tsx");
const patterns = source("../src/features/interfacePatterns.ts");
const moduleSource = source("../src/module.ts");
const translations = source("../src/i18n/generatedTranslations.ts");
const styles = source("../src/styles/idm.css");

assert(page.includes("ActionBlockerHint") && page.includes("DocumentationHelpLink"), "IDM permissions and prerequisites expose actionable help");
assert(page.includes("assignmentBaseline") && page.includes("draftKey(assignmentDraft) !== draftKey(assignmentBaseline)"), "Existing assignments compare against their loaded draft baseline");
assert(page.includes("requestDiscard(() => void loadData())") && page.includes("closeAssignmentEditor"), "Reload and dialog close preserve actual dirty drafts");
assert(page.includes("disabledReason") && changes.includes("disabledReason"), "Unavailable assignment and decision actions explain their state");
assert(changes.includes("ConfirmDialog") && changes.includes("confirm_function_action"), "Governed function decisions require explicit shared confirmation");
assert(changes.includes("useUnsavedDraftGuard") && changes.includes("usePlatformLanguage"), "Governed editors protect drafts and format dates with the platform locale");
assert(patterns.includes('topicId: "idm.reference.fields-and-consequences"'), "IDM fields use manifest-backed consequence help");
assert(moduleSource.includes('version: "0.1.8"') && moduleSource.includes('label: "i18n:govoplan-idm.view_assignments.2d40d6a5"'), "WebUI metadata matches the module release and localizes its action surface");
assert(translations.includes('"i18n:govoplan-idm.state_awaiting_authority"'), "Governed states and decisions are in the translation catalogue");
assert(!page.includes("window.confirm") && !changes.includes("window.confirm"), "IDM does not use browser-native consequential confirmation");
assert(styles.includes(".idm-page") && !/\.idm-page\s*\{[^}]*max-width/s.test(styles), "The IDM workspace uses the full shared application width");

console.log("IDM surfaces satisfy the recorded interface pattern-language contract.");