{{- /*
  ECharts rendering partial for code fences extended syntax and shortcode usage.
  - Skips rendering when MarkupScope is home.
  - Supports chart options from inline content, data key, or resource file.
  - Supports JavaScript template mode via js/file options.
  @param {Object} [.Options] render options from shortcode or code fence attributes
  @param {String} [.Options.width] chart container width (default: 100%)
  @param {String} [.Options.height] chart container height (default: 30rem)
  @param {Boolean} [.Options.js] whether to treat content as JS option builder
  @param {Boolean} [.Options.async] whether JS template executes asynchronously
  @param {String} [.Options.data] key of data source under data/echarts
  @param {String} [.Options.file] local resource path for js/json/yaml/toml source
  @param {String} [.Inner] inline chart option content
  @param {Object} [.Page] current page context
*/ -}}

{{- if ne hugo.Context.MarkupScope "home" -}}

{{- $width := .Options.width | default "100%" -}}
{{- $height := .Options.height | default "30rem" -}}
{{- $js := .Options.js | default false -}}
{{- $async := .Options.async | default false -}}
{{- $data := .Options.data -}}
{{- $file := .Options.file -}}
{{- $attrs := printf `style="width: %v; height: %v;"` $width $height -}}

<div class="diagram-container">
{{- dict "Label" "Copy ECharts code" | partial "plugin/diagram-copy-btn.html" -}}
<div class="echarts" {{ $attrs | safeHTMLAttr }}></div>
{{- $content := strings.TrimSpace .Inner -}}
{{- if $js | or (hasSuffix $file ".js") -}}
  {{- with dict "Path" $file "Resources" .Resources | partial "function/resource.html" }}
    {{- $content = .Content -}}
  {{- end }}
  {{- if hugo.IsProduction -}}
    {{- $content = replaceRE `[\s]+` " " $content -}}
  {{- end -}}
  {{- if not $content -}}
    {{- warnf "ECharts: JS Code is empty, executing in file %s" $.Position -}}
  {{- end -}}
  <template data-fmt="js" data-async="{{ $async }}">{{ $content | safeJS }}</template>
{{- else -}}
  {{ with $data }}
    {{- $content = index hugo.Data.echarts (printf "%v.%v" . page.Language) | default (index hugo.Data.echarts .) -}}
    {{- if not $content -}}
      {{- warnf "ECharts: data not found, please ensure the data file \"data/echarts/%s.{json|yml|yaml|toml}\" exists." . -}}
    {{- end -}}
  {{- else -}}
    {{- with dict "Path" $file "Resources" .Resources | partial "function/resource.html" }}
      {{- $content = .Content -}}
    {{- else with $file -}}
      {{- warnf "ECharts: no such data file: %s" . -}}
    {{- end -}}
    {{- $content = $content | transform.Unmarshal -}}
  {{- end -}}
  {{- if not $content -}}
    {{- warnf "ECharts: option is empty, executing in file %s" $.Position -}}
  {{- end -}}
  <template>{{ $content | jsonify }}</template>
{{- end -}}
</div>

{{- .Page.Store.Set "hasEcharts" true -}}

{{- end -}}