/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

/* eslint-disable react-internal/invariant-args */

'use strict';

// Mock of the Native Hooks

import invariant from 'shared/invariant';

const roots = new Map();
const allocatedTags = new Set();

function dumpSubtree(info, indent) {
  let out = '';
  out += ' '.repeat(indent) + info.viewName + ' ' + JSON.stringify(info.props);
  // eslint-disable-next-line no-for-of-loops/no-for-of-loops
  for (const child of info.children) {
    out += '\n' + dumpSubtree(child, indent + 2);
  }
  return out;
}

const RCTFabricUIManager = {
  __dumpChildSetForJestTestsOnly: function(childSet) {
    const result = [];
    // eslint-disable-next-line no-for-of-loops/no-for-of-loops
    for (const child of childSet) {
      result.push(dumpSubtree(child, 0));
    }
    return result.join('\n');
  },
  __dumpHierarchyForJestTestsOnly: function() {
    const result = [];
    // eslint-disable-next-line no-for-of-loops/no-for-of-loops
    for (const [rootTag, childSet] of roots) {
      result.push(rootTag);
      // eslint-disable-next-line no-for-of-loops/no-for-of-loops
      for (const child of childSet) {
        result.push(dumpSubtree(child, 1));
      }
    }
    return result.join('\n');
  },
  createNode: jest.fn(function createNode(
    reactTag,
    viewName,
    rootTag,
    props,
    eventTarget,
  ) {
    invariant(
      !allocatedTags.has(reactTag),
      'Created two native views with tag %s',
      reactTag,
    );
    allocatedTags.add(reactTag);
    return {
      reactTag: reactTag,
      viewName: viewName,
      props: props,
      children: [],
    };
  }),
  cloneNode: jest.fn(function cloneNode(node) {
    return {
      reactTag: node.reactTag,
      viewName: node.viewName,
      props: node.props,
      children: node.children,
    };
  }),
  cloneNodeWithNewChildren: jest.fn(function cloneNodeWithNewChildren(node) {
    return {
      reactTag: node.reactTag,
      viewName: node.viewName,
      props: node.props,
      children: [],
    };
  }),
  cloneNodeWithNewProps: jest.fn(function cloneNodeWithNewProps(
    node,
    newPropsDiff,
  ) {
    return {
      reactTag: node.reactTag,
      viewName: node.viewName,
      props: {...node.props, ...newPropsDiff},
      children: node.children,
    };
  }),
  cloneNodeWithNewChildrenAndProps: jest.fn(
    function cloneNodeWithNewChildrenAndProps(node, newPropsDiff) {
      return {
        reactTag: node.reactTag,
        viewName: node.viewName,
        props: {...node.props, ...newPropsDiff},
        children: [],
      };
    },
  ),
  appendChild: jest.fn(function appendChild(parentNode, childNode) {
    parentNode.children.push(childNode);
  }),

  createChildSet: jest.fn(function createChildSet() {
    return [];
  }),

  appendChildToSet: jest.fn(function appendChildToSet(childSet, childNode) {
    childSet.push(childNode);
  }),

  completeRoot: jest.fn(function completeRoot(rootTag, newChildSet) {
    roots.set(rootTag, newChildSet);
  }),

  dispatchCommand: jest.fn(),

  registerEventHandler: jest.fn(function registerEventHandler(callback) {}),

  measure: jest.fn(function measure(node, callback) {
    invariant(
      typeof node === 'object',
      'Expected node to be an object, was passed "%s"',
      typeof node,
    );
    invariant(
      typeof node.viewName === 'string',
      'Expected node to be a host node.',
    );
    callback(10, 10, 100, 100, 0, 0);
  }),
  measureInWindow: jest.fn(function measureInWindow(node, callback) {
    invariant(
      typeof node === 'object',
      'Expected node to be an object, was passed "%s"',
      typeof node,
    );
    invariant(
      typeof node.viewName === 'string',
      'Expected node to be a host node.',
    );
    callback(10, 10, 100, 100);
  }),
  measureLayout: jest.fn(function measureLayout(
    node,
    relativeNode,
    fail,
    success,
  ) {
    invariant(
      typeof node === 'object',
      'Expected node to be an object, was passed "%s"',
      typeof node,
    );
    invariant(
      typeof node.viewName === 'string',
      'Expected node to be a host node.',
    );
    invariant(
      typeof relativeNode === 'object',
      'Expected relative node to be an object, was passed "%s"',
      typeof relativeNode,
    );
    invariant(
      typeof relativeNode.viewName === 'string',
      'Expected relative node to be a host node.',
    );
    success(1, 1, 100, 100);
  }),
};

global.nativeFabricUIManager = RCTFabricUIManager;
