@uiw/react-heat-map/esm/utils.js

React component create calendar heatmap to visualize time series data, a la github contribution graph.

import _extends from "@babel/runtime/helpers/extends";
export var oneDayTime = 24 * 60 * 60 * 1000;
export function isValidDate(date) {
  return date instanceof Date && !isNaN(date.getTime());
}
var DATE_ONLY_PATTERN = /^(\d{4})[/-](\d{1,2})[/-](\d{1,2})$/;
export function parseDate(value) {
  if (value instanceof Date) {
    return isValidDate(value) ? new Date(value.getTime()) : null;
  }
  var matched = value.match(DATE_ONLY_PATTERN);
  if (matched) {
    var year = Number(matched[1]);
    var month = Number(matched[2]) - 1;
    var day = Number(matched[3]);
    var _date = new Date(year, month, day);
    if (_date.getFullYear() === year && _date.getMonth() === month && _date.getDate() === day) {
      return _date;
    }
    return null;
  }
  var date = new Date(value);
  return isValidDate(date) ? date : null;
}
export function addDays(date, days) {
  var nextDate = new Date(date.getTime());
  nextDate.setDate(nextDate.getDate() + days);
  return nextDate;
}
export function getStartOfWeek(date) {
  var startDate = new Date(date.getTime());
  startDate.setHours(0, 0, 0, 0);
  startDate.setDate(startDate.getDate() - startDate.getDay());
  return startDate;
}
export function getDateToString(date) {
  return date.getFullYear() + "/" + (date.getMonth() + 1) + "/" + date.getDate();
}
export function formatData(data) {
  if (data === void 0) {
    data = [];
  }
  var result = {};
  data.forEach(item => {
    if (item.date) {
      var date = parseDate(item.date);
      if (!date) return;
      var dateString = getDateToString(date);
      result[dateString] = _extends({}, item, {
        date: dateString
      });
    }
  });
  return result;
}

/** 排序 比较函数 */
export function numberSort(keys) {
  if (keys === void 0) {
    keys = [];
  }
  return keys.sort((x, y) => {
    if (x < y) return -1;else if (x > y) return 1;
    return 0;
  });
}
export function existColor(num, nums, panelColors) {
  if (num === void 0) {
    num = 0;
  }
  if (panelColors === void 0) {
    panelColors = {};
  }
  var color = '';
  for (var a = 0; a < nums.length; a += 1) {
    if (nums[a] > num) {
      color = panelColors[nums[a]];
      break;
    }
    color = panelColors[nums[a]];
  }
  return color;
}
export var convertPanelColors = (colors, maxCount) => {
  var step = Math.ceil(maxCount / (colors.length - 1));
  var panelColors = {};
  colors.forEach((color, index) => {
    panelColors[index * step] = color;
  });
  return panelColors;
};