/*!
 * FilePondPluginFileValidateSize 2.2.1
 * Licensed under MIT, https://opensource.org/licenses/MIT/
 * Please visit https://pqina.nl/filepond/ for details.
 */

/* eslint-disable */

(function(global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined'
      ? (module.exports = factory())
      : typeof define === 'function' && define.amd
      ? define(factory)
      : ((global = global || self),
        (global.FilePondPluginFileValidateSize = factory()));
  })(this, function() {
    'use strict';
  
    var plugin = function plugin(_ref) {
      var addFilter = _ref.addFilter,
        utils = _ref.utils;
      // get quick reference to Type utils
      var Type = utils.Type,
        replaceInString = utils.replaceInString,
        toNaturalFileSize = utils.toNaturalFileSize;
  
      // filtering if an item is allowed in hopper
      addFilter('ALLOW_HOPPER_ITEM', function(file, _ref2) {
        var query = _ref2.query;
        if (!query('GET_ALLOW_FILE_SIZE_VALIDATION')) {
          return true;
        }
  
        var sizeMax = query('GET_MAX_FILE_SIZE');
        if (sizeMax !== null && file.size >= sizeMax) {
          return false;
        }
  
        var sizeMin = query('GET_MIN_FILE_SIZE');
        if (sizeMin !== null && file.size <= sizeMin) {
          return false;
        }
  
        return true;
      });
  
      // called for each file that is loaded
      // right before it is set to the item state
      // should return a promise
      addFilter('LOAD_FILE', function(file, _ref3) {
        var query = _ref3.query;
        return new Promise(function(resolve, reject) {
          // if not allowed, all fine, exit
          if (!query('GET_ALLOW_FILE_SIZE_VALIDATION')) {
            return resolve(file);
          }
  
          // check if file should be filtered
          var fileFilter = query('GET_FILE_VALIDATE_SIZE_FILTER');
          if (fileFilter && !fileFilter(file)) {
            return resolve(file);
          }
  
          // reject or resolve based on file size
          var sizeMax = query('GET_MAX_FILE_SIZE');
          if (sizeMax !== null && file.size >= sizeMax) {
            reject({
              status: {
                main: query('GET_LABEL_MAX_FILE_SIZE_EXCEEDED'),
                sub: replaceInString(query('GET_LABEL_MAX_FILE_SIZE'), {
                  filesize: toNaturalFileSize(sizeMax)
                })
              }
            });
  
            return;
          }
  
          // reject or resolve based on file size
          var sizeMin = query('GET_MIN_FILE_SIZE');
          if (sizeMin !== null && file.size <= sizeMin) {
            reject({
              status: {
                main: query('GET_LABEL_MIN_FILE_SIZE_EXCEEDED'),
                sub: replaceInString(query('GET_LABEL_MIN_FILE_SIZE'), {
                  filesize: toNaturalFileSize(sizeMin)
                })
              }
            });
  
            return;
          }
  
          // returns the current option value
          var totalSizeMax = query('GET_MAX_TOTAL_FILE_SIZE');
          if (totalSizeMax !== null) {
            // get the current total file size
            var currentTotalSize = query('GET_ACTIVE_ITEMS').reduce(function(
              total,
              item
            ) {
              return total + item.fileSize;
            },
            0);
  
            // get the size of the new file
            if (currentTotalSize > totalSizeMax) {
              reject({
                status: {
                  main: query('GET_LABEL_MAX_TOTAL_FILE_SIZE_EXCEEDED'),
  
                  sub: replaceInString(query('GET_LABEL_MAX_TOTAL_FILE_SIZE'), {
                    filesize: toNaturalFileSize(totalSizeMax)
                  })
                }
              });
  
              return;
            }
          }
  
          // file is fine, let's pass it back
          resolve(file);
        });
      });
  
      return {
        options: {
          // Enable or disable file type validation
          allowFileSizeValidation: [true, Type.BOOLEAN],
  
          // Max individual file size in bytes
          maxFileSize: [null, Type.INT],
  
          // Min individual file size in bytes
          minFileSize: [null, Type.INT],
  
          // Max total file size in bytes
          maxTotalFileSize: [null, Type.INT],
  
          // Filter the files that need to be validated for size
          fileValidateSizeFilter: [null, Type.FUNCTION],
  
          // error labels
          labelMinFileSizeExceeded: ['File is too small', Type.STRING],
          labelMinFileSize: ['Minimum file size is {filesize}', Type.STRING],
  
          labelMaxFileSizeExceeded: ['File is too large', Type.STRING],
          labelMaxFileSize: ['Maximum file size is {filesize}', Type.STRING],
  
          labelMaxTotalFileSizeExceeded: [
            'Maximum total size exceeded',
            Type.STRING
          ],
  
          labelMaxTotalFileSize: [
            'Maximum total file size is {filesize}',
            Type.STRING
          ]
        }
      };
    };
  
    // fire pluginloaded event if running in browser, this allows registering the plugin when using async script tags
    var isBrowser =
      typeof window !== 'undefined' && typeof window.document !== 'undefined';
    if (isBrowser) {
      document.dispatchEvent(
        new CustomEvent('FilePond:pluginloaded', { detail: plugin })
      );
    }
  
    return plugin;
  });