import { pretty } from '../src/utils/helpers';
import {
  validateMessage,
  buildMessageForJS,
  buildMessage,
  validate,
  buildForJS,
  build,
} from '../src/models/user';

const date = new Date();

const valids = [{
  client: 'debug-client',
  source: 'flashman' as const,
  product: 'flashman',
  id: '123456789',
  name: 'abc',
  date,
}, {
  client: 'debug-client',
  source: 'anlix' as const,
  product: 'flashsomething',
  id: '123456789',
  name: 'abc',
  date,
}, {
  client: 'debug-client',
  source: 'control' as const,
  product: 'control',
  id: '123456789',
  name: 'abc',
  date,
}];

const invalids = [{
  v: { // missing 'client'.
    source: 'anlix' as const,
    product: 'flashlala',
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 124253, // 'client' has wrong type.
    source: 'anlix' as const,
    product: 'flashlala',
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: 'all',
}, {
  v: {
    client: null, // 'client' is null.
    source: 'anlix' as const,
    product: 'flashlala',
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    id: '123456789',
    // missing 'product'.
    name: 'abc',
    date,
  },
  fs: ['buildMessageForJS', 'buildForJS'],
}, {
  v: { 
    client: 'debug-client',
    id: '123456789',
    product: 2131231, // 'product' has wrong type.
    name: 'abc',
    date,
  },
  fs: ['buildMessageForJS', 'buildForJS'],
}, {
  v: { // missing 'source'.
    client: 'debug-client',
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: ['validateMessage', 'validate'],
}, {
  v: {
    client: 'debug-client',
    source: 'lalala' as const, // unknown user database 'source'.
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: ['validateMessage', 'validate'],
}, {
  v: {
    client: 'debug-client',
    source: 1232423, // wrong type for database 'source'.
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: ['validateMessage', 'validate'],
}, {
  v: {
    client: 'debug-client',
    source: null, // database source field is null
    id: '123456789',
    name: 'abc',
    date,
  },
  fs: ['validateMessage', 'validate'],
}, {
  v: { // missing user 'id' field.
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    name: 'abc',
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: null, // user 'id' field is null.
    name: 'abc',
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: 123234234, // wrong type for user 'id'.
    name: 'abc',
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: '123456789',
    // missing user 'name' field.
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: '123456789',
    name: null, // field 'name' is null.
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: '123456789',
    name: true, // wrong type for 'name'.
    date,
  },
  fs: 'all',
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: '123456789',
    name: 'abc',
    // missing 'date'.
  },
  fs: ['validate'],
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: '123456789',
    name: 'abc',
    date: new Date(0), // insane value for 'date'.
  },
  fs: ['validate'],
}, {
  v: {
    client: 'debug-client',
    source: 'control' as const,
    product: 'control',
    id: '123456789',
    name: 'abc',
    date: new Date(0).toISOString(), // wrong type for 'date'.
  },
  fs: ['validate'],
}];


let success = true;

// testing valid Users.
for (let i = 0; i < valids.length; i++) {
  let u = valids[i];
  const functions = [];

  let err1 = validateMessage({
    _id: {client: u.client, source: u.source, id: u.id},
    name: u.name,
  });
  if (err1) functions.push('validateMessage()');

  let [new2, err2] = buildMessageForJS(u.client, u.product, u.id, u.name);
  if (err2 && !new2) functions.push('buildMessageForJS()');

  let [new3, err3] = buildMessage(u.client, u.product, u.id, u.name);
  if (err3 && !new3) functions.push('buildMessage()');

  if (functions.length > 0) {
    success = false;
    console.log(
      `Valid UserMessage ${i+1}, out of ${valids.length}, was not validated `+
      `for functions [${functions.join(', ')}]:`,
      pretty(u, true),
      err1 || err2 || err3,
    );
  }
}
// testing invalid Users.
for (let i = 0; i < invalids.length; i++) {
  let invalid = invalids[i]
  let u = invalid.v;
  let fs = invalid.fs;
  const functions = [];

  if (fs === 'all' || fs.includes('validateMessage')) {
    let err = validateMessage({
      _id: {client: u.client, source: u.source, id: u.id},
      name: u.name,
    });
    if (!err) functions.push('validateMessage()');
  }

  if (fs === 'all' || fs.includes('validate')) {
    let err = validate({
      _id: {client: u.client, source: u.source, id: u.id},
      name: u.name,
      date: u.date,
    });
    if (!err) functions.push('validate()');
  }

  if (fs === 'all' || fs.includes('buildMessageForJS')) {
    let [newU, err] = buildMessageForJS(u.client, u.product, u.id, u.name);
    if (!err && newU) functions.push('buildMessageForJS()');
  }

  if (fs === 'all' || fs.includes('buildForJS')) {
    let [newU, err] = buildForJS(u.client, u.product, u.id, u.name, u.date);
    if (!err && newU) functions.push('buildForJS()');
  }

  // We can't check against the model 'user.build' function because the typescript transpiler
  // will complain against forced type errors and this test will not even run.

  if (functions.length > 0) {
    success = false;
    console.log(
      `Invalid UserMessage ${i+1}, out of ${invalids.length}, was not invalidated `+
      `for functions [${functions.join(', ')}]:`,
      pretty(u, true),
    );
  }
}

export default success;