<!--
// Copyright © 2022 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 presentation from '@hcengineering/presentation'
  import { Icon, IconEdit, IconClose, tooltip, Button } from '@hcengineering/ui'
  import { createEventDispatcher } from 'svelte'
  import Circles from '../icons/Circles.svelte'

  export let style = ''
  export let isDraggable = false
  export let isEditable = false
  export let isDeletable = false
  export let isEditing = false
  export let isSaving = false
  export let canSave = false

  const dispatch = createEventDispatcher()

  $: areButtonsVisible = isEditable || isDeletable || isEditing
</script>

<div
  class="root flex background-button-bg-color border-radius-1"
  {style}
  on:dblclick|preventDefault={isEditable && !isEditing ? () => dispatch('edit') : undefined}
>
  <div class="flex-center ml-2">
    <div class="flex-no-shrink circles-mark" class:isDraggable><Circles /></div>
  </div>

  <div class="root flex flex-between items-center w-full p-2">
    <div class="content w-full">
      <slot />
    </div>

    {#if areButtonsVisible}
      <div class="ml-auto pl-2 buttons-group small-gap flex-no-shrink">
        {#if isEditing}
          <Button label={presentation.string.Cancel} kind="secondary" on:click={() => dispatch('cancel')} />
          <Button
            label={presentation.string.Save}
            kind="primary"
            loading={isSaving}
            disabled={!canSave}
            on:click={() => dispatch('save')}
          />
        {:else}
          {#if isEditable}
            <button
              class="btn"
              use:tooltip={{ label: presentation.string.Edit }}
              on:click|preventDefault={() => dispatch('edit')}
            >
              <Icon icon={IconEdit} size="small" />
            </button>
          {/if}
          {#if isDeletable}
            <button
              class="btn"
              use:tooltip={{ label: presentation.string.Remove }}
              on:click|preventDefault={() => dispatch('delete')}
            >
              <Icon icon={IconClose} size="small" />
            </button>
          {/if}
        {/if}
      </div>
    {/if}
  </div>
</div>

<style lang="scss">
  .root {
    overflow: hidden;

    &:hover {
      .btn {
        opacity: 1;
      }

      .circles-mark.isDraggable {
        cursor: grab;
        opacity: 0.4;
      }
    }
  }

  .content {
    overflow: hidden;
  }

  .btn {
    position: relative;
    opacity: 0;
    cursor: pointer;
    color: var(--content-color);
    transition: opacity 0.15s;

    &:hover {
      color: var(--caption-color);
    }

    &::before {
      position: absolute;
      content: '';
      inset: -0.5rem;
    }
  }

  .circles-mark {
    position: relative;
    opacity: 0;
    width: 0.375rem;
    height: 1rem;
    transition: opacity 0.1s;

    &.isDraggable::before {
      position: absolute;
      content: '';
      inset: -0.5rem;
    }
  }
</style>
