import { getTime, getYear } from "date-fns";
import { IProject } from "../types/IProject";
import { SortedProject } from "../types/SortedProject";

function getSortedProjects(projects: IProject[]) {
  const sorted = [...projects].sort(
    (da, db) => getTime(db.releaseDate) - getTime(da.releaseDate)
  );

  const sortedProject: SortedProject = new Map();

  for (let i = 0; i < sorted.length; i++) {
    const project = sorted[i];
    const projectYear = getYear(project.releaseDate);
    const key = project.stage !== 6 ? "В работе" : projectYear;

    if (sortedProject.has(key)) {
      const prevProjects = sortedProject.get(key) as IProject[];
      const updatedProjects = [...prevProjects, project];
      sortedProject.set(key, updatedProjects);
    } else {
      const createdProjects = [project];
      sortedProject.set(key, createdProjects);
    }
  }

  return sortedProject;
}

export { getSortedProjects };