{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://metabuilder.dev/schemas/package-metadata.schema.json",
  "title": "Package Metadata",
  "description": "MetaBuilder package metadata definition",
  "type": "object",
  "required": ["packageId", "name", "version", "description"],
  "properties": {
    "packageId": {
      "type": "string",
      "description": "Unique package identifier (snake_case)",
      "pattern": "^[a-z][a-z0-9_]*$"
    },
    "name": {
      "type": "string",
      "description": "Human-readable package name"
    },
    "version": {
      "type": "string",
      "description": "Package version (semver)",
      "pattern": "^\\d+\\.\\d+\\.\\d+$"
    },
    "description": {
      "type": "string",
      "description": "Package description"
    },
    "author": {
      "type": "string",
      "description": "Package author"
    },
    "category": {
      "type": "string",
      "description": "Package category",
      "enum": ["ui", "data", "examples", "tools", "admin", "auth", "social", "media", "dev"]
    },
    "icon": {
      "type": "string",
      "description": "Path to package icon"
    },
    "minLevel": {
      "type": "integer",
      "description": "Minimum permission level required (0-6)",
      "minimum": 0,
      "maximum": 6,
      "default": 0
    },
    "primary": {
      "type": "boolean",
      "description": "Whether this is a primary/featured package",
      "default": false
    },
    "dependencies": {
      "type": "array",
      "description": "Required package dependencies",
      "items": {
        "type": "string",
        "pattern": "^[a-z][a-z0-9_]*$"
      }
    },
    "devDependencies": {
      "type": "array",
      "description": "Development-only dependencies",
      "items": {
        "type": "string",
        "pattern": "^[a-z][a-z0-9_]*$"
      }
    },
    "exports": {
      "type": "object",
      "description": "Exported items from this package",
      "properties": {
        "scripts": {
          "type": "array",
          "description": "Exported script/function names",
          "items": { "type": "string" }
        },
        "types": {
          "type": "array",
          "description": "Exported type definitions",
          "items": { "type": "string" }
        },
        "components": {
          "type": "array",
          "description": "Exported UI components",
          "items": { "type": "string" }
        },
        "constants": {
          "type": "array",
          "description": "Exported constants",
          "items": { "type": "string" }
        }
      }
    },
    "tests": {
      "type": "object",
      "description": "Test configuration",
      "properties": {
        "scripts": {
          "type": "array",
          "description": "Test script files",
          "items": { "type": "string" }
        },
        "cases": {
          "type": "array",
          "description": "Test case files",
          "items": { "type": "string" }
        },
        "parameterized": {
          "type": "array",
          "description": "Parameterized test definitions",
          "items": {
            "$ref": "#/definitions/parameterizedTest"
          }
        }
      }
    },
    "permissions": {
      "type": "object",
      "description": "Permission definitions",
      "additionalProperties": {
        "$ref": "#/definitions/permission"
      }
    },
    "seed": {
      "type": "object",
      "description": "Seed data file references",
      "properties": {
        "styles": {
          "type": "string",
          "description": "Path to styles JSON file"
        },
        "types": {
          "type": "string",
          "description": "Path to types JSON file"
        },
        "schema": {
          "type": "string",
          "description": "Path to entity schema file"
        }
      }
    },
    "storybook": {
      "type": "object",
      "description": "Storybook configuration",
      "properties": {
        "stories": {
          "type": "array",
          "description": "Story definitions",
          "items": {
            "$ref": "#/definitions/story"
          }
        }
      }
    },
    "runtime": {
      "type": "object",
      "description": "Runtime configuration",
      "properties": {
        "scripts": {
          "type": "array",
          "description": "Script files to load",
          "items": { "type": "string" }
        },
        "main": {
          "type": "string",
          "description": "Main entry script file"
        },
        "executor": {
          "type": "object",
          "description": "Script executor paths",
          "properties": {
            "lua": { "type": "string" },
            "javascript": { "type": "string" }
          }
        },
        "description": {
          "type": "string"
        }
      }
    }
  },
  "definitions": {
    "permission": {
      "type": "object",
      "required": ["minLevel", "description"],
      "properties": {
        "minLevel": {
          "type": "integer",
          "description": "Minimum level required",
          "minimum": 0,
          "maximum": 6
        },
        "description": {
          "type": "string",
          "description": "Permission description"
        },
        "storybook": {
          "type": "object",
          "properties": {
            "stories": {
              "type": "array",
              "items": { "type": "object" }
            }
          }
        }
      }
    },
    "parameterizedTest": {
      "type": "object",
      "required": ["logic", "parameters"],
      "properties": {
        "logic": {
          "type": "string",
          "description": "Path to test logic file"
        },
        "parameters": {
          "type": "string",
          "description": "Path to test parameters file"
        }
      }
    },
    "story": {
      "type": "object",
      "required": ["name", "type"],
      "properties": {
        "name": {
          "type": "string",
          "description": "Story display name"
        },
        "type": {
          "type": "string",
          "description": "Story type",
          "enum": ["function", "component"]
        },
        "function": {
          "type": "string",
          "description": "Function name (for function stories)"
        },
        "component": {
          "type": "string",
          "description": "Component name (for component stories)"
        },
        "args": {
          "type": "array",
          "description": "Function arguments"
        },
        "props": {
          "type": "object",
          "description": "Component props"
        },
        "argControls": {
          "type": "object",
          "description": "Storybook controls for arguments",
          "additionalProperties": {
            "$ref": "#/definitions/control"
          }
        },
        "propControls": {
          "type": "object",
          "description": "Storybook controls for props",
          "additionalProperties": {
            "$ref": "#/definitions/control"
          }
        }
      }
    },
    "control": {
      "type": "object",
      "required": ["type"],
      "properties": {
        "type": {
          "type": "string",
          "enum": ["number", "string", "boolean", "select", "object", "array"]
        },
        "default": {
          "description": "Default value"
        },
        "min": {
          "type": "number",
          "description": "Minimum value (for number)"
        },
        "max": {
          "type": "number",
          "description": "Maximum value (for number)"
        },
        "step": {
          "type": "number",
          "description": "Step value (for number)"
        },
        "options": {
          "type": "array",
          "description": "Options (for select)"
        }
      }
    }
  }
}