<!--
// Copyright © 2020, 2021 Anticrm Platform Contributors.
// Copyright © 2021 Hardcore Engineering Inc.
// 
// Licensed under the Eclipse Public License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License. You may
// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// 
// See the License for the specific language governing permissions and
// limitations under the License.
-->
<script lang="ts">
  import { Ref, Space } from '@hcengineering/core'
  import task, { State } from '@hcengineering/task'
  import { createQuery } from '@hcengineering/presentation'
  import type { ButtonKind, ButtonSize } from '@hcengineering/ui'
  import { showPopup, Button, eventToHTMLElement } from '@hcengineering/ui'
  import StatePresenter from './StatePresenter.svelte'
  import StatesPopup from './StatesPopup.svelte'

  export let value: Ref<State>
  export let space: Ref<Space>
  export let onChange: (value: any) => void
  export let kind: ButtonKind = 'no-border'
  export let size: ButtonSize = 'small'
  export let width: string = 'min-content'
  export let justify: 'left' | 'center' = 'center'

  let state: State
  let opened: boolean = false

  const query = createQuery()
  $: query.query(
    task.class.State,
    { _id: value },
    (res) => {
      state = res[0]
    },
    { limit: 1 }
  )
  const handleClick = (ev: MouseEvent) => {
    if (!opened) {
      opened = true
      showPopup(StatesPopup, { space }, eventToHTMLElement(ev), (result) => {
        if (result && result._id !== value) {
          value = result._id
          onChange(value)
        }
        opened = false
      })
    }
  }
</script>

<Button {kind} {size} {width} {justify} on:click={handleClick}>
  <svelte:fragment slot="content">
    {#if state}
      <div class="pointer-events-none"><StatePresenter value={state} /></div>
    {/if}
  </svelte:fragment>
</Button>
