All files / modules/acute-common/src/pipes order-by.pipe.ts

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import { Pipe, PipeTransform } from '@angular/core';
 
@Pipe({ name: 'acuteOrderBy', pure: false, standalone: true })
export class OrderByPipe implements PipeTransform {
  static _orderByComparator(a: any, b: any): number {
    if (isNaN(parseFloat(a)) || !isFinite(a) || isNaN(parseFloat(b)) || !isFinite(b)) {
      //Isn't a number so lowercase the string to properly compare
      if (String(a).toLowerCase() < String(b).toLowerCase()) return -1;
      if (String(a).toLowerCase() > String(b).toLowerCase()) return 1;
    } else {
      //Parse strings as numbers to compare properly
      if (parseFloat(a) < parseFloat(b)) return -1;
      if (parseFloat(a) > parseFloat(b)) return 1;
    }
 
    return 0; //equal each other
  }
 
  transform(input: any, [config = '+']): any {
    if (!Array.isArray(input)) return input;
 
    if (!Array.isArray(config) || (Array.isArray(config) && config.length == 1)) {
      const propertyToCheck: string = !Array.isArray(config) ? config : config[0];
      const desc = propertyToCheck.substr(0, 1) == '-';
 
      //Basic array
      if (!propertyToCheck || propertyToCheck == '-' || propertyToCheck == '+') {
        return !desc ? input.sort() : input.sort().reverse();
      } else {
        const property: string =
          propertyToCheck.substr(0, 1) == '+' || propertyToCheck.substr(0, 1) == '-' ? propertyToCheck.substr(1) : propertyToCheck;
 
        return input.sort(function (a: any, b: any) {
          return !desc
            ? OrderByPipe._orderByComparator(a[property], b[property])
            : -OrderByPipe._orderByComparator(a[property], b[property]);
        });
      }
    } else {
      //Loop over property of the array in order and sort
      return input.sort(function (a: any, b: any) {
        for (let i: number = 0; i < config.length; i++) {
          const desc = config[i].substr(0, 1) == '-';
          const property = config[i].substr(0, 1) == '+' || config[i].substr(0, 1) == '-' ? config[i].substr(1) : config[i];
 
          const comparison = !desc
            ? OrderByPipe._orderByComparator(a[property], b[property])
            : -OrderByPipe._orderByComparator(a[property], b[property]);
 
          //Don't return 0 yet in case of needing to sort by next property
          if (comparison != 0) return comparison;
        }
 
        return 0; //equal each other
      });
    }
  }
}