one/dist/esm/typed-routes/injectRouteHelpers.mjs

One is a new React Framework that makes Vite serve both native and web.

import { existsSync } from "node:fs";
import { readFile, writeFile } from "node:fs/promises";
async function injectRouteHelpers(filePath, routePath, mode) {
  if (!existsSync(filePath)) {
    return false;
  }
  try {
    let content = await readFile(filePath, "utf-8");
    let modified = false;
    const hasTypeRoute = /^type\s+Route\s*=/m.test(content);
    const hasConstRoute = /^const\s+route\s*=/m.test(content);
    if (mode === "runtime" && !hasConstRoute) {
      const {
        updatedContent
      } = addCreateRouteImport(content);
      content = updatedContent;
      const routeDeclaration = `const route = createRoute<'${routePath}'>()`;
      content = insertAfterImports(content, routeDeclaration);
      modified = true;
    }
    if (mode === "type" && !hasTypeRoute) {
      const {
        updatedContent
      } = addRouteTypeImport(content);
      content = updatedContent;
      const typeDeclaration = `type Route = RouteType<'${routePath}'>`;
      content = insertAfterImports(content, typeDeclaration);
      modified = true;
    }
    if (modified) {
      await writeFile(filePath, content, "utf-8");
      return true;
    }
    return false;
  } catch (error) {
    console.error(`Failed to inject route helpers into ${filePath}:`, error);
    return false;
  }
}
function addCreateRouteImport(content) {
  if (/import\s+[^'"]*createRoute[^'"]*from\s+['"]one['"]/m.test(content)) {
    return {
      updatedContent: content,
      importAdded: false
    };
  }
  const oneImportRegex = /import\s+{([^}]*)}\s+from\s+['"]one['"]/m;
  const match = content.match(oneImportRegex);
  if (match) {
    const existingImports = match[1].trim();
    const newImports = existingImports ? `${existingImports}, createRoute` : "createRoute";
    const updatedContent = content.replace(oneImportRegex, `import { ${newImports} } from 'one'`);
    return {
      updatedContent,
      importAdded: true
    };
  }
  const lastImportIndex = findLastImportIndex(content);
  if (lastImportIndex >= 0) {
    const lines = content.split("\n");
    lines.splice(lastImportIndex + 1, 0, `import { createRoute } from 'one'`);
    return {
      updatedContent: lines.join("\n"),
      importAdded: true
    };
  }
  const newImport = `import { createRoute } from 'one'
`;
  return {
    updatedContent: newImport + content,
    importAdded: true
  };
}
function addRouteTypeImport(content) {
  if (/import\s+type\s+[^'"]*RouteType[^'"]*from\s+['"]one['"]/m.test(content)) {
    return {
      updatedContent: content,
      importAdded: false
    };
  }
  const oneTypeImportRegex = /import\s+type\s+{([^}]*)}\s+from\s+['"]one['"]/m;
  const match = content.match(oneTypeImportRegex);
  if (match) {
    const existingImports = match[1].trim();
    const newImports = existingImports ? `${existingImports}, RouteType` : "RouteType";
    const updatedContent = content.replace(oneTypeImportRegex, `import type { ${newImports} } from 'one'`);
    return {
      updatedContent,
      importAdded: true
    };
  }
  const lastImportIndex = findLastImportIndex(content);
  if (lastImportIndex >= 0) {
    const lines = content.split("\n");
    lines.splice(lastImportIndex + 1, 0, `import type { RouteType } from 'one'`);
    return {
      updatedContent: lines.join("\n"),
      importAdded: true
    };
  }
  const newImport = `import type { RouteType } from 'one'
`;
  return {
    updatedContent: newImport + content,
    importAdded: true
  };
}
function findLastImportIndex(content) {
  const lines = content.split("\n");
  let lastImportIndex = -1;
  for (let i = 0; i < lines.length; i++) {
    const line = lines[i].trim();
    if (line.startsWith("import ") || lastImportIndex >= 0 && (line.startsWith("from ") || line === "}")) {
      lastImportIndex = i;
    } else if (lastImportIndex >= 0 && line && !line.startsWith("//")) {
      break;
    }
  }
  return lastImportIndex;
}
function insertAfterImports(content, codeToInsert) {
  const lines = content.split("\n");
  const lastImportIndex = findLastImportIndex(content);
  if (lastImportIndex >= 0) {
    const nextLine = lines[lastImportIndex + 1];
    const hasBlankLine = nextLine === "";
    if (hasBlankLine) {
      lines.splice(lastImportIndex + 2, 0, codeToInsert, "");
    } else {
      lines.splice(lastImportIndex + 1, 0, "", codeToInsert, "");
    }
    return lines.join("\n");
  }
  return codeToInsert + "\n\n" + content;
}
export { injectRouteHelpers };
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