{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://metabuilder.dev/schemas/stdlib.schema.json",
  "title": "MetaBuilder Standard Library",
  "description": "Built-in functions and utilities available to all JSON scripts",
  "type": "object",
  "required": ["version", "modules"],
  "properties": {
    "$schema": {
      "type": "string",
      "description": "JSON Schema reference"
    },
    "version": {
      "type": "string",
      "description": "Standard library version",
      "pattern": "^\\d+\\.\\d+\\.\\d+$",
      "default": "1.0.0"
    },
    "description": {
      "type": "string",
      "description": "Library description"
    },
    "modules": {
      "type": "object",
      "description": "Modules grouping related functions",
      "additionalProperties": {
        "$ref": "#/definitions/module"
      }
    }
  },
  "definitions": {
    "module": {
      "type": "object",
      "required": ["name", "functions"],
      "properties": {
        "name": {
          "type": "string",
          "description": "Module name"
        },
        "description": {
          "type": "string",
          "description": "Module description"
        },
        "icon": {
          "type": "string",
          "description": "Module icon (emoji or identifier)"
        },
        "color": {
          "type": "string",
          "description": "Module color for visual grouping",
          "pattern": "^#[0-9A-Fa-f]{6}$"
        },
        "functions": {
          "type": "array",
          "description": "Functions in this module",
          "items": {
            "$ref": "#/definitions/stdFunction"
          }
        }
      }
    },
    "stdFunction": {
      "type": "object",
      "required": ["name", "params", "returnType"],
      "properties": {
        "name": {
          "type": "string",
          "description": "Function name (camelCase)",
          "pattern": "^[a-z][a-zA-Z0-9]*$"
        },
        "category": {
          "type": "string",
          "description": "Function category",
          "enum": ["string", "array", "object", "math", "date", "validation", "http", "database", "utility", "conversion"]
        },
        "description": {
          "type": "string",
          "description": "Function description"
        },
        "icon": {
          "type": "string",
          "description": "Function icon (emoji)",
          "default": "⚡"
        },
        "color": {
          "type": "string",
          "description": "Color for visual programming",
          "pattern": "^#[0-9A-Fa-f]{6}$",
          "default": "#3498db"
        },
        "params": {
          "type": "array",
          "description": "Function parameters",
          "items": {
            "$ref": "#/definitions/param"
          }
        },
        "returnType": {
          "type": "string",
          "description": "Return type",
          "enum": ["string", "number", "boolean", "object", "array", "any", "void", "Promise<string>", "Promise<number>", "Promise<boolean>", "Promise<object>", "Promise<array>", "Promise<any>"]
        },
        "async": {
          "type": "boolean",
          "description": "Whether function is async",
          "default": false
        },
        "pure": {
          "type": "boolean",
          "description": "Whether function is pure (no side effects)",
          "default": true
        },
        "higherOrder": {
          "type": "boolean",
          "description": "Whether function takes function arguments",
          "default": false
        },
        "complexity": {
          "type": "string",
          "description": "Time complexity (Big O notation)",
          "pattern": "^O\\([a-zA-Z0-9 +*^()]+\\)$",
          "examples": ["O(1)", "O(n)", "O(n log n)", "O(n^2)"]
        },
        "sideEffects": {
          "type": "array",
          "description": "Side effects this function may have",
          "items": {
            "type": "string",
            "enum": ["network", "database", "filesystem", "console", "storage", "dom", "state"]
          }
        },
        "permissions": {
          "type": "array",
          "description": "Required permissions",
          "items": { "type": "string" }
        },
        "examples": {
          "type": "array",
          "description": "Usage examples",
          "items": {
            "$ref": "#/definitions/example"
          }
        },
        "since": {
          "type": "string",
          "description": "Version when added"
        },
        "deprecated": {
          "oneOf": [
            { "type": "boolean" },
            {
              "type": "object",
              "properties": {
                "since": { "type": "string" },
                "reason": { "type": "string" },
                "alternative": { "type": "string" }
              }
            }
          ]
        }
      }
    },
    "param": {
      "type": "object",
      "required": ["name", "type"],
      "properties": {
        "name": {
          "type": "string",
          "description": "Parameter name"
        },
        "type": {
          "type": "string",
          "description": "Parameter type"
        },
        "description": {
          "type": "string",
          "description": "Parameter description"
        },
        "optional": {
          "type": "boolean",
          "description": "Whether parameter is optional",
          "default": false
        },
        "default": {
          "description": "Default value"
        },
        "rest": {
          "type": "boolean",
          "description": "Whether this is a rest parameter (...args)",
          "default": false
        }
      }
    },
    "example": {
      "type": "object",
      "required": ["code", "result"],
      "properties": {
        "title": {
          "type": "string",
          "description": "Example title"
        },
        "code": {
          "type": "string",
          "description": "Example code"
        },
        "result": {
          "description": "Expected result"
        },
        "description": {
          "type": "string",
          "description": "Example explanation"
        }
      }
    }
  }
}