import { z } from "zod";
import { withAuth } from "../../auth/index.js";
import { withAuthParams } from "../helpers/authSchema.js";
import { handleToolError } from "../helpers/errorHandler.js";
import { callSchemaEndpoint } from "./_schemaEndpoint.js";

// Tool: reorder_fields
// Reasigna el orden de los campos editables de una tabla. Los campos de
// sistema (num, creationDate, etc.) se ignoran; solo afecta al orden visual
// en el formulario del admin.

export function registerReorderFieldsTool(server) {
    server.tool(
        "reorder_fields",
        `Reorder fields inside a table's admin form. Pass the full ordered list of fieldNames; system fields (num, creationDate, etc.) are ignored by the backend. Data is untouched. Table names WITHOUT 'cms_' prefix.`,
        withAuthParams({
            tableName: z.string().describe("Table name without 'cms_' prefix"),
            order: z.array(z.string().min(1)).min(1).describe("Ordered list of fieldNames"),
        }),
        { readOnlyHint: false, destructiveHint: false },
        withAuth(async ({ tableName, order }, _extra) => {
            try {
                const { mcp } = await callSchemaEndpoint("/api/schema/reorder-fields", { tableName, order });
                return mcp;
            } catch (error) {
                return handleToolError(error, "reorder_fields", { tableName, count: Array.isArray(order) ? order.length : 0 });
            }
        })
    );
}