Files
agenticSystem/mcp-server/tools/layout/set_layout_field.js
2026-04-21 09:09:14 +00:00

61 lines
2.8 KiB
JavaScript

import { z } from "zod";
import { withAuth } from "../../auth/index.js";
import { withAuthParams } from "../helpers/authSchema.js";
import { handleToolError } from "../helpers/errorHandler.js";
import { pythonPost } from "../helpers/pythonServerClient.js";
import { getCurrentProjectInfo } from "../files/helpers.js";
// Tool: set_layout_field
// Replaces the content of a global layout field (style or javascript) in the
// project's layout.json. Destructive — overwrites the existing content. The
// backend enforces a 500KB size limit and returns 400 if exceeded; that error
// is propagated via handleToolError.
export function registerSetLayoutFieldTool(server) {
server.tool(
"set_layout_field",
`Replace the content of a global layout field. 'style'/'javascript' are simple string fields injected via CDN-like URLs (no regeneration needed). 'header'/'footer' are more complex: saving them triggers a server-side pipeline that regenerates the compiled PHP, Twig module files, and TWIG-compiled templates — changes are visible immediately. Destructive: overwrites existing content. Prefer reading with get_layout_field first.`,
withAuthParams({
field: z.enum(["style", "javascript", "header", "footer"]).describe("Which layout field: 'style', 'javascript', 'header' or 'footer'"),
content: z.string().describe("Full replacement content. Max 500KB."),
}),
{ readOnlyHint: false, destructiveHint: true },
withAuth(async ({ field, content }, _extra) => {
try {
const { projectSlug } = getCurrentProjectInfo();
const result = await pythonPost("/api/project/layout-field/save", {
project: projectSlug,
field,
content,
});
if (!result?.success) {
return {
content: [{
type: "text",
text: JSON.stringify({
success: false,
error: result?.error || "Could not save layout field",
}),
}],
isError: true,
};
}
return {
content: [{
type: "text",
text: JSON.stringify({
success: true,
field: result.field || field,
}, null, 2),
}],
};
} catch (error) {
return handleToolError(error, "set_layout_field", {
field,
contentLength: typeof content === "string" ? content.length : 0,
});
}
})
);
}