All files / resources/api/v2 userDepartment.ts

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import {
  SQSClient,
  SendMessageCommand
} from '@aws-sdk/client-sqs';
 
import {
  LambdaApiFunction,
  handleResourceApi
} from './_base';
import {
  getFrontendUserObj, validateRequest
} from './_utils';
 
import {
  api401Body, api403Body, api404Body, api500Body, generateApi400Body
} from '@/types/api/_shared';
import {
  CreateUserDepartmentApi, DeleteUserDepartmentApi, FullUserObject,
  createUserDepartmentApiBodyValidator, userDepartmentApiParamsValidator
} from '@/types/api/users';
import { ActivateUserQueueItem } from '@/types/backend/queue';
import {
  TABLE_USER, typedGet, typedUpdate
} from '@/utils/backend/dynamoTyped';
import { validateObject } from '@/utils/backend/validation';
import { getLogger } from '@/utils/common/logger';
 
const logger = getLogger('userDepartment');
const sqs = new SQSClient();
const queueUrl = process.env.SQS_QUEUE;
 
const POST: LambdaApiFunction<CreateUserDepartmentApi> = async function (event, user, userPerms) {
  logger.trace('POST', ...arguments);
 
  // Validate the request
  const {
    params,
    body,
    validationErrors,
  } = validateRequest<CreateUserDepartmentApi>({
    paramsRaw: event.pathParameters,
    paramsValidator: userDepartmentApiParamsValidator,
    bodyRaw: event.body,
    bodyParser: 'json',
    bodyValidator: createUserDepartmentApiBodyValidator,
  });
  if (
    params === null ||
    body === null ||
    Object.keys(body).length === 0 ||
    validationErrors.length > 0
  ) {
    return [
      400,
      generateApi400Body(validationErrors),
    ];
  }
 
  // Authorize the user
  const phoneToEdit = params.id;
  const departmentToEdit = params.department;
  if (user === null) {
    return [
      401,
      api401Body,
    ];
  }
  if (!userPerms.isAdmin) {
    return [
      403,
      api403Body,
    ];
  }
  if (
    !userPerms.isDistrictAdmin &&
    !userPerms.adminDepartments.includes(departmentToEdit)
  ) {
    return [
      403,
      api403Body,
    ];
  }
 
  // Make sure the phone exists
  const currentUser = await typedGet<FullUserObject>({
    TableName: TABLE_USER,
    Key: {
      phone: phoneToEdit,
    },
  });
  if (!currentUser.Item) {
    return [
      404,
      api404Body,
    ];
  }
 
  // Build the update
  const currentDepConfig = currentUser.Item[departmentToEdit] || {};
  const updateResult = await typedUpdate<FullUserObject>({
    TableName: TABLE_USER,
    Key: {
      phone: phoneToEdit,
    },
    ExpressionAttributeNames: {
      [`#${departmentToEdit}`]: departmentToEdit,
    },
    ExpressionAttributeValues: {
      [`:${departmentToEdit}`]: {
        active: typeof body.active === 'undefined'
          ? currentDepConfig.active || undefined
          : body.active === null ? undefined : body.active,
        admin: typeof body.admin === 'undefined'
          ? currentDepConfig.admin || undefined
          : body.admin === null ? undefined : body.admin,
        callSign: typeof body.callSign === 'undefined'
          ? currentDepConfig.callSign || ''
          : body.callSign,
      },
    },
    UpdateExpression: `SET #${departmentToEdit} = :${departmentToEdit}`,
    ReturnValues: 'ALL_NEW',
  });
  if (!updateResult.Attributes) {
    return [
      500,
      api500Body,
    ];
  }
 
  // Send the activation message (if needed)
  if (
    !currentDepConfig.active &&
    body.active
  ) {
    const queueMessage: ActivateUserQueueItem = {
      action: 'activate-user',
      phone: phoneToEdit,
      department: departmentToEdit,
    };
    await sqs.send(new SendMessageCommand({
      MessageBody: JSON.stringify(queueMessage),
      QueueUrl: queueUrl,
    }));
  }
 
  // Return the result
  return [
    200,
    getFrontendUserObj(updateResult.Attributes as FullUserObject),
  ];
};
 
const DELETE: LambdaApiFunction<DeleteUserDepartmentApi> = async function (event, user, userPerms) {
  logger.trace('POST', ...arguments);
 
  // Validate the parameters
  const [
    params,
    paramsErrors,
  ] = validateObject<CreateUserDepartmentApi['params']>(
    event.pathParameters,
    userDepartmentApiParamsValidator
  );
  if (
    params === null ||
    paramsErrors.length > 0
  ) {
    return [
      400,
      generateApi400Body(paramsErrors),
      {},
    ];
  }
 
  // Authorize the user
  const phoneToEdit = params.id;
  const departmentToEdit = params.department;
  if (user === null) {
    return [
      401,
      api401Body,
    ];
  }
  if (!userPerms.isAdmin) {
    return [
      403,
      api403Body,
    ];
  }
  if (
    !userPerms.isDistrictAdmin &&
    !userPerms.adminDepartments.includes(departmentToEdit)
  ) {
    return [
      403,
      api403Body,
    ];
  }
 
  // Run the deletion of the department
  const result = await typedUpdate<FullUserObject>({
    TableName: TABLE_USER,
    Key: {
      phone: phoneToEdit,
    },
    ExpressionAttributeNames: {
      [`#${departmentToEdit}`]: departmentToEdit,
    },
    UpdateExpression: `REMOVE #${departmentToEdit}`,
    ReturnValues: 'ALL_NEW',
  });
  if (!result.Attributes) {
    return [
      500,
      api500Body,
    ];
  }
 
  return [
    200,
    getFrontendUserObj(result.Attributes as FullUserObject),
  ];
};
 
export const main = handleResourceApi.bind(null, {
  POST,
  PATCH: POST,
  DELETE,
});