import type {
  Rule,
  RuleTester,
} from 'eslint';
import type {
  ObjectExpression,
  Property,
} from 'estree';
import type { configSchema } from './config.js';
import type { JSONSchemaToType } from './config.type.js';

export type DirectionalRuleShorthand = Array<Array<Array<string>>>;
export type DirectionalRuleShorthandPairMappings = readonly [
  readonly string[],
  readonly string[],
];

export type DirectionalRuleConfig = {
  mappings?: Record<string, string>,
  disabled?: string | string[],
  shorthands?: Record<string, DirectionalRuleShorthand>,
  shorthandPairMappings?: Record<string, DirectionalRuleShorthandPairMappings>,
  shorthandMappings?: Record<string, string[]>,
  values?: Record<string, Record<string, string>>,
};

export type ValidProperty = (
  & Property
  & { type: 'Property' }
  & (
    | {
      key: {
        type: 'Identifier'
        name: string,
      }
    }
    | {
      key: {
        type: 'Literal',
        value: string,
      }
    }
  )
);

export type DirectionalTransformer = (
  property: ValidProperty,
) => void;

export type PluginOptions = Partial<JSONSchemaToType<typeof configSchema>>;

export type DirectionalTransformerFactory = (input: {
  node: ObjectExpression,
  context: Rule.RuleContext,
  config: DirectionalRuleConfig,
}) => DirectionalTransformer;

export type TestInput = {
  valid: RuleTester.ValidTestCase[],
  invalid?: RuleTester.InvalidTestCase[],
} | {
  valid?: RuleTester.ValidTestCase[],
  invalid: RuleTester.InvalidTestCase[],
};

export type DirectionalTransformerTestsFactory = (input: {
  testName: string,
  options: PluginOptions,
  config: DirectionalRuleConfig,
}) => Required<TestInput>;