All files / lib/xtables xtable.js

100% Statements 48/48
100% Branches 22/22
100% Functions 5/5
100% Lines 36/36

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118                                                                  129x                 129x 129x 129x 27x 27x   102x 102x 102x 305x 290x   15x     102x 866x 866x 866x 3082x   866x                     25x 77x 77x 77x 17x     8x                 3x 3x 14x 14x 4x     3x                 3x 7x 7x 2x     1x       42x  
/*
 * Copyright (c) AXA Group Operations Spain S.A.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
/**
 * Represents an excel table, where first row is the title, second row the
 * name of each column, and next rows the data.
 */
class XTable {
  /**
   * Constructor of the class.
   * @param {Object[][]} matrix Matrix with the data from the excel table.
   */
  constructor(matrix) {
    this.build(matrix);
  }
 
  /**
   * Build the instance from a block of the excel representing the table.
   * @param {Object[][]} block Block of data directly from the excel.
   *
   */
  build(matrix) {
    this.keys = [];
    this.data = [];
    if (!matrix || matrix.length < 2 || !matrix[0] || matrix[0].length < 1) {
      this.name = '';
      return;
    }
    this.name = matrix[0][0].w;
    let row = matrix[1];
    for (let i = 0, l = row.length; i < l; i += 1) {
      if (row[i] && row[i].w) {
        this.keys.push(row[i].w);
      } else {
        this.keys.push(`_column_${i}`);
      }
    }
    for (let i = 2, li = matrix.length; i < li; i += 1) {
      row = matrix[i];
      const obj = {};
      for (let j = 0, lj = row.length; j < lj; j += 1) {
        obj[this.keys[j]] = row[j] && row[j].w ? row[j].w : undefined;
      }
      this.data.push(obj);
    }
  }
 
  /**
   * Indicates if a row match a given query.
   * @param {Object} row Row to match
   * @param {Object} query Query for the match
   * @returns {boolean} True if the row matchs the query, false otherwise.
   */
  match(row, query) {
    for (let i = 0, l = this.keys.length; i < l; i += 1) {
      const key = this.keys[i];
      const value = query[key];
      if (value && value !== row[key]) {
        return false;
      }
    }
    return true;
  }
 
  /**
   * Given a query, find the rows that match the given query
   * @param {Objet} query Query for the match.
   * @returns {Object[]} Rows that match the query, cloned.
   */
  find(query) {
    const result = [];
    for (let i = 0, l = this.data.length; i < l; i += 1) {
      const row = this.data[i];
      if (this.match(row, query)) {
        result.push({ ...row });
      }
    }
    return result;
  }
 
  /**
   * Givena query, find the first row that match the query.
   * @param {Object} query Query for the match.
   * @returns {Object} First row that match the query, cloned.
   */
  findOne(query) {
    for (let i = 0, l = this.data.length; i < l; i += 1) {
      const row = this.data[i];
      if (this.match(row, query)) {
        return { ...row };
      }
    }
    return undefined;
  }
}
 
module.exports = XTable;