MapComplete/src/UI/Image/LinkableImage.svelte

<script lang="ts">
  import { UIEventSource } from "../../Logic/UIEventSource"
  import type { OsmTags } from "../../Models/OsmFeature"
  import type { SpecialVisualizationState } from "../SpecialVisualization"
  import type { P4CPicture } from "../../Logic/Web/NearbyImagesSearch"
  import AllImageProviders from "../../Logic/ImageProviders/AllImageProviders"
  import LinkImageAction from "../../Logic/Osm/Actions/LinkImageAction"
  import ChangeTagAction from "../../Logic/Osm/Actions/ChangeTagAction"
  import { Tag } from "../../Logic/Tags/Tag"
  import type { Feature } from "geojson"
  import Translations from "../i18n/Translations"
  import LayerConfig from "../../Models/ThemeConfig/LayerConfig"
  import type { ProvidedImage } from "../../Logic/ImageProviders/ImageProvider"
  import AttributedImage from "./AttributedImage.svelte"
  import SpecialTranslation from "../Popup/TagRendering/SpecialTranslation.svelte"
  import LoginToggle from "../Base/LoginToggle.svelte"
  import { onDestroy } from "svelte"
  import { Utils } from "../../Utils"

  export let tags: UIEventSource<OsmTags>
  export let state: SpecialVisualizationState
  export let image: P4CPicture
  export let feature: Feature
  export let layer: LayerConfig

  export let highlighted: UIEventSource<string> = undefined

  export let linkable = true
  let targetValue = Object.values(image.osmTags)[0]
  let isLinked = new UIEventSource(Object.values(tags.data).some((v) => targetValue === v))
  const t = Translations.t.image.nearby
  const providedImage: ProvidedImage = {
    url: image.thumbUrl ?? image.pictureUrl,
    url_hd: image.pictureUrl,
    key: undefined,
    provider: AllImageProviders.byName(image.provider),
    date: new Date(image.date),
    id: Object.values(image.osmTags)[0]
  }

  async function applyLink(isLinked: boolean) {
    console.log("Applying linked image", isLinked, targetValue)
    const currentTags = tags.data
    const key = Object.keys(image.osmTags)[0]
    const url = targetValue
    if (isLinked) {
      const action = new LinkImageAction(currentTags.id, key, url, tags, {
        theme: tags.data._orig_theme ?? state.theme.id,
        changeType: "link-image"
      })
      await state.changes.applyAction(action)
    } else {
      for (const k in currentTags) {
        const v = currentTags[k]
        if (v === url) {
          const action = new ChangeTagAction(currentTags.id, new Tag(k, ""), currentTags, {
            theme: tags.data._orig_theme ?? state.theme.id,
            changeType: "remove-image"
          })
          state.changes.applyAction(action)
        }
      }
    }
  }

  isLinked.addCallback((isLinked) => applyLink(isLinked))

  let element: HTMLDivElement
  if (highlighted) {

    onDestroy(
      highlighted.addCallbackD(highlightedUrl => {
        if (highlightedUrl === image.pictureUrl) {
          Utils.scrollIntoView(element)
        }
      })
    )
  }
</script>

<div
  class="flex w-fit shrink-0 flex-col overflow-hidden rounded-lg"
  class:border-interactive={$isLinked || $highlighted === image.pictureUrl}
  style="border-width: 2px"
  bind:this={element}
>
  <AttributedImage
    {state}
    image={providedImage}
    imgClass="max-h-64 w-auto sm:h-32 md:h-64"
    previewedImage={state.previewedImage}
    attributionFormat="minimal"
  >
    <!--
    <div slot="preview-action" class="self-center" >
    <LoginToggle {state} silentFail={true}>
      {#if linkable}
        <label class="normal-background p-2 rounded-full pointer-events-auto">
          <input bind:checked={$isLinked} type="checkbox" />
          <SpecialTranslation t={t.link} {tags} {state} {layer} {feature} />
        </label>
      {/if}
    </LoginToggle>
    </div>-->
  </AttributedImage>
  <LoginToggle {state} silentFail={true}>
    {#if linkable}
      <label>
        <input bind:checked={$isLinked} type="checkbox" />
        <SpecialTranslation t={t.link} {tags} {state} {layer} {feature} />
      </label>
    {/if}
  </LoginToggle>
</div>