howtocook-mcp/build/tools/getRecipeById.js

MCP Server for howtocook recipe database - 炫一周好饭，拒绝拼好饭

import { z } from "zod";
export function registerGetRecipeByIdTool(server, recipes) {
    server.tool("mcp_howtocook_getRecipeById", "根据菜谱名称或ID查询指定菜谱的完整详情，包括食材、步骤等", {
        query: z.string().describe('菜谱名称或ID，支持模糊匹配菜谱名称')
    }, async ({ query }) => {
        // 首先尝试精确匹配ID
        let foundRecipe = recipes.find(recipe => recipe.id === query);
        // 如果没有找到，尝试精确匹配名称
        if (!foundRecipe) {
            foundRecipe = recipes.find(recipe => recipe.name === query);
        }
        // 如果还没有找到，尝试模糊匹配名称
        if (!foundRecipe) {
            foundRecipe = recipes.find(recipe => recipe.name.toLowerCase().includes(query.toLowerCase()));
        }
        // 如果仍然没有找到，返回所有可能的匹配项（最多5个）
        if (!foundRecipe) {
            const possibleMatches = recipes.filter(recipe => recipe.name.toLowerCase().includes(query.toLowerCase()) ||
                recipe.description.toLowerCase().includes(query.toLowerCase())).slice(0, 5);
            if (possibleMatches.length === 0) {
                return {
                    content: [
                        {
                            type: "text",
                            text: JSON.stringify({
                                error: "未找到匹配的菜谱",
                                query: query,
                                suggestion: "请检查菜谱名称是否正确，或尝试使用关键词搜索"
                            }, null, 2),
                        },
                    ],
                };
            }
            return {
                content: [
                    {
                        type: "text",
                        text: JSON.stringify({
                            message: "未找到精确匹配，以下是可能的匹配项：",
                            query: query,
                            possibleMatches: possibleMatches.map(recipe => ({
                                id: recipe.id,
                                name: recipe.name,
                                description: recipe.description,
                                category: recipe.category
                            }))
                        }, null, 2),
                    },
                ],
            };
        }
        // 返回找到的完整菜谱信息
        return {
            content: [
                {
                    type: "text",
                    text: JSON.stringify(foundRecipe, null, 2),
                },
            ],
        };
    });
}