// react
import React from "react";
// next
import { useRouter } from "next/router";
// swr
import useSWR from "swr";
// react hook form
import { Controller } from "react-hook-form";
import type { Control } from "react-hook-form";
// services
import projectService from "lib/services/project.service";
// headless ui
import { Listbox, Transition } from "@headlessui/react";
// icons
import { ClipboardDocumentListIcon } from "@heroicons/react/24/outline";
// ui
import { Spinner } from "ui";
// fetch-keys
import { PROJECTS_LIST } from "constants/fetch-keys";
// types
import type { IIssue } from "types";

type Props = {
  control: Control<IIssue, any>;
  activeProject: string;
  setActiveProject: React.Dispatch<React.SetStateAction<string | null>>;
};

const SelectProject: React.FC<Props> = ({ control, setActiveProject }) => {
  const router = useRouter();
  const { workspaceSlug } = router.query;

  const { data: projects } = useSWR(
    workspaceSlug ? PROJECTS_LIST(workspaceSlug as string) : null,
    () => (workspaceSlug ? projectService.getProjects(workspaceSlug as string) : null)
  );

  return (
    <>
      <Controller
        control={control}
        name="project"
        render={({ field: { value, onChange } }) => (
          <Listbox
            value={value}
            onChange={(val) => {
              onChange(val);
              setActiveProject(val);
            }}
          >
            {({ open }) => (
              <>
                <div className="relative">
                  <Listbox.Button className="relative flex cursor-pointer items-center gap-1 rounded-md border bg-white px-2 py-1 shadow-sm focus:border-indigo-500 focus:outline-none focus:ring-1 focus:ring-indigo-500 sm:text-sm">
                    <ClipboardDocumentListIcon className="h-3 w-3" />
                    <span className="block truncate">
                      {projects?.find((i) => i.id === value)?.identifier ?? "Project"}
                    </span>
                  </Listbox.Button>

                  <Transition
                    show={open}
                    as={React.Fragment}
                    leave="transition ease-in duration-100"
                    leaveFrom="opacity-100"
                    leaveTo="opacity-0"
                  >
                    <Listbox.Options className="absolute z-10 mt-1 max-h-28 overflow-auto rounded-md bg-white py-1 text-xs shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none">
                      <div className="py-1">
                        {projects ? (
                          projects.length > 0 ? (
                            projects.map((project) => (
                              <Listbox.Option
                                key={project.id}
                                className={({ active }) =>
                                  `${
                                    active ? "bg-indigo-50" : ""
                                  } cursor-pointer select-none p-2 text-gray-900`
                                }
                                value={project.id}
                              >
                                {({ selected, active }) => (
                                  <>
                                    <span
                                      className={`${
                                        selected ? "font-medium" : "font-normal"
                                      } block truncate`}
                                    >
                                      {project.name}
                                    </span>
                                  </>
                                )}
                              </Listbox.Option>
                            ))
                          ) : (
                            <p className="text-gray-400">No projects found!</p>
                          )
                        ) : (
                          <div className="flex justify-center">
                            <Spinner />
                          </div>
                        )}
                      </div>
                    </Listbox.Options>
                  </Transition>
                </div>
              </>
            )}
          </Listbox>
        )}
      ></Controller>
    </>
  );
};

export default SelectProject;