<script lang="ts">

  import EditLayerState, { LayerStateSender } from "./EditLayerState";
  import layerSchemaRaw from "../../assets/schemas/layerconfigmeta.json";
  import Region from "./Region.svelte";
  import TabbedGroup from "../Base/TabbedGroup.svelte";
  import { Store } from "../../Logic/UIEventSource";
  import type { ConfigMeta } from "./configMeta";
  import { Utils } from "../../Utils";
  import type { LayerConfigJson } from "../../Models/ThemeConfig/Json/LayerConfigJson";
  import type { ConversionMessage } from "../../Models/ThemeConfig/Conversion/Conversion";
  import ErrorIndicatorForRegion from "./ErrorIndicatorForRegion.svelte";

  const layerSchema: ConfigMeta[] = <any>layerSchemaRaw;

  export let state: EditLayerState;
  const messages = state.messages;
  const hasErrors = messages.map((m: ConversionMessage[]) => m.filter(m => m.level === "error").length);
  export let initialLayerConfig: Partial<LayerConfigJson> = {};
  state.configuration.setData(initialLayerConfig);
  const configuration = state.configuration;
  new LayerStateSender(state);
  /**
   * Blacklist of regions for the general area tab
   * These are regions which are handled by a different tab
   */
  const regionBlacklist = ["hidden", undefined, "infobox", "tagrenderings", "maprendering", "editing", "title", "linerendering", "pointrendering"];
  const allNames = Utils.Dedup(layerSchema.map(meta => meta.hints.group));

  const perRegion: Record<string, ConfigMeta[]> = {};
  for (const region of allNames) {
    perRegion[region] = layerSchema.filter(meta => meta.hints.group === region);
  }

  const baselayerRegions: string[] = ["Basic", "presets", "filters"];
  for (const baselayerRegion of baselayerRegions) {
    if (perRegion[baselayerRegion] === undefined) {
      console.error("BaseLayerRegions in editLayer: no items have group '" + baselayerRegion + "\"");
    }
  }
  const title: Store<string> = state.getStoreFor(["id"]);
  const wl = window.location;
  const baseUrl = wl.protocol + "//" + wl.host + "/theme.html?userlayout=";

  function firstPathsFor(...regionNames: string[]): Set<string> {
    const pathNames = new Set<string>();
    for (const regionName of regionNames) {
      const region: ConfigMeta[] = perRegion[regionName]
      for (const configMeta of region) {
        pathNames.add(configMeta.path[0])
      }
    }
    return pathNames;

  }

</script>

<div class="w-full flex justify-between">
  <h3>Editing layer {$title}</h3>
  {#if $hasErrors > 0}
    <div class="alert">{$hasErrors} errors detected</div>
  {:else}
    <a class="primary button" href={baseUrl+state.server.layerUrl(title.data)} target="_blank" rel="noopener">Try it
      out</a>
  {/if}
</div>
<div class="m4">
  <TabbedGroup>
    <div slot="title0" class="flex">General properties
      <ErrorIndicatorForRegion firstPaths={firstPathsFor(...baselayerRegions)} {state} />
    </div>
    <div class="flex flex-col" slot="content0">
      {#each baselayerRegions as region}
        <Region {state} configs={perRegion[region]} title={region} />
      {/each}
    </div>
    <div slot="title1" class="flex">Information panel (questions and answers)
      <ErrorIndicatorForRegion firstPaths={firstPathsFor("title","tagrenderings","editing")} {state} /></div>
    <div slot="content1">
      <Region configs={perRegion["title"]} {state} title="Popup title" />
      <Region configs={perRegion["tagrenderings"]} {state} title="Popup contents" />
      <Region configs={perRegion["editing"]} {state} title="Other editing elements" />
    </div>

    <div slot="title2" class="flex">Rendering on the map
      <ErrorIndicatorForRegion firstPaths={firstPathsFor("linerendering","pointrendering")} {state} /></div>
    <div slot="content2">
      <Region configs={perRegion["linerendering"]} {state} />
      <Region configs={perRegion["pointrendering"]} {state} />
    </div>

    <div slot="title3" class="flex">Advanced functionality
      <ErrorIndicatorForRegion firstPaths={firstPathsFor("advanced","expert")} {state} /></div>
    <div slot="content3">
      <Region configs={perRegion["advanced"]} {state} />
      <Region configs={perRegion["expert"]} {state} />
    </div>
    <div slot="title4">Configuration file</div>
    <div slot="content4">
      <div>
        Below, you'll find the raw configuration file in `.json`-format.
        This is mostly for debugging purposes
      </div>
      <div class="literal-code">
        {JSON.stringify($configuration, null, "  ")}
      </div>
      {#each $messages as message}
        <li>
          {message.level}
          <span class="literal-code">{message.context.path.join(".")}</span>
          {message.message}
          <span class="literal-code">
          {message.context.operation.join(".")}
          </span>
        </li>
      {/each}
    </div>
  </TabbedGroup>

</div>
