<script lang="ts">
  import {Rooms} from "@welshman/app"
  import {app} from "@app/welshman"
  import MenuDots from "@assets/icons/menu-dots.svg?dataurl"
  import MinusCircle from "@assets/icons/minus-circle.svg?dataurl"
  import AddCircle from "@assets/icons/add-circle.svg?dataurl"
  import AltArrowLeft from "@assets/icons/alt-arrow-left.svg?dataurl"
  import {fly} from "@lib/transition"
  import Button from "@lib/components/Button.svelte"
  import Icon from "@lib/components/Icon.svelte"
  import Popover from "@lib/components/Popover.svelte"
  import Confirm from "@lib/components/Confirm.svelte"
  import Modal from "@lib/components/Modal.svelte"
  import ModalBody from "@lib/components/ModalBody.svelte"
  import ModalFooter from "@lib/components/ModalFooter.svelte"
  import ModalHeader from "@lib/components/ModalHeader.svelte"
  import ModalTitle from "@lib/components/ModalTitle.svelte"
  import ModalSubtitle from "@lib/components/ModalSubtitle.svelte"
  import Profile from "@app/components/Profile.svelte"
  import RoomName from "@app/components/RoomName.svelte"
  import RoomMembersAdd from "@app/components/RoomMembersAdd.svelte"
  import {deriveRoom} from "@app/groups"
  import {deriveRoomMembers, deriveUserIsRoomAdmin} from "@app/members"
  import {pushModal} from "@app/modal"
  import {pushToast} from "@app/toast"

  interface Props {
    url: string
    h: string
  }

  const {url, h}: Props = $props()

  const room = deriveRoom(url, h)
  const members = deriveRoomMembers(url, h)
  const userIsAdmin = deriveUserIsRoomAdmin(url, h)

  const back = () => history.back()

  const toggleMenu = (pubkey: string) => {
    menuPubkey = menuPubkey === pubkey ? undefined : pubkey
  }

  const closeMenu = () => {
    menuPubkey = undefined
  }

  const addMember = () => pushModal(RoomMembersAdd, {url, h})

  const removeMember = (pubkey: string) =>
    pushModal(Confirm, {
      title: "Remove Member",
      message: "Are you sure you want to remove this user from the room?",
      confirm: async () => {
        const thunk = await app.use(Rooms).removeMember(url, $room, pubkey)
        const error = await thunk.waitForError()

        if (error) {
          pushToast({theme: "error", message: error})
        } else {
          pushToast({message: "Member has successfully been removed!"})
          back()
        }
      },
    })

  let menuPubkey = $state<string | undefined>()
</script>

<Modal>
  <ModalBody>
    <ModalHeader>
      <ModalTitle>Members</ModalTitle>
      <ModalSubtitle>
        of <RoomName {url} {h} class="text-primary" />
      </ModalSubtitle>
    </ModalHeader>
    <div class="flex flex-col gap-2">
      {#if $members === undefined}
        <div class="card2 bg-base-200 p-4">
          <span class="text-error">Member list not available from this relay</span>
        </div>
      {:else if $members.length === 0}
        <div class="card2 bg-base-200 p-4">
          <span class="text-base-content/70">No members yet</span>
        </div>
      {:else}
        {#each $members as pubkey (pubkey)}
          <div class="card2 bg-alt relative">
            <div class="flex items-center justify-between gap-2">
              <div class="min-w-0 flex-1">
                <Profile {pubkey} {url} />
              </div>
              <div class="relative">
                <Button class="btn btn-circle btn-ghost btn-sm" onclick={() => toggleMenu(pubkey)}>
                  <Icon icon={MenuDots} />
                </Button>
                {#if menuPubkey === pubkey}
                  <Popover hideOnClick onClose={closeMenu}>
                    <ul
                      transition:fly
                      class="menu absolute right-0 z-popover mt-2 w-48 gap-1 rounded-box bg-base-100 p-2 shadow-md">
                      <li>
                        <Button class="text-error" onclick={() => removeMember(pubkey)}>
                          <Icon icon={MinusCircle} />
                          Remove Member
                        </Button>
                      </li>
                    </ul>
                  </Popover>
                {/if}
              </div>
            </div>
          </div>
        {/each}
      {/if}
    </div>
  </ModalBody>
  <ModalFooter>
    <Button class="btn btn-link" onclick={back}>
      <Icon icon={AltArrowLeft} />
      Go back
    </Button>
    {#if $userIsAdmin}
      <Button class="btn btn-primary" onclick={addMember}>
        <Icon icon={AddCircle} />
        Add members
      </Button>
    {/if}
  </ModalFooter>
</Modal>
