package com.psddev.cms.rte;

import com.google.common.collect.ImmutableMap;
import com.psddev.cms.db.RichTextElement;
import com.psddev.cms.tool.ToolPageContext;
import com.psddev.dari.util.ObjectUtils;

import java.io.IOException;
import java.util.Map;

@ExternalContentRichTextElement.DisplayName("External Content")
@RichTextElement.Tag(value = "brightspot-cms-external-content", initialBody = "...", block = true, preview = true, readOnly = true)
public class ExternalContentRichTextElement extends RichTextElement {

    private String url;
    private String maximumWidth;
    private String maximumHeight;

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public String getMaximumWidth() {
        return maximumWidth;
    }

    public void setMaximumWidth(String maximumWidth) {
        this.maximumWidth = maximumWidth;
    }

    public String getMaximumHeight() {
        return maximumHeight;
    }

    public void setMaximumHeight(String maximumHeight) {
        this.maximumHeight = maximumHeight;
    }

    @Override
    public void fromAttributes(Map<String, String> attributes) {
        if (attributes != null) {
            setUrl(attributes.get("url"));
        }
    }

    @Override
    public Map<String, String> toAttributes() {
        return ImmutableMap.of("url", getUrl());
    }

    @Override
    public void fromBody(String body) {
        setUrl("...".equals(body) ? null : body);
    }

    @Override
    public String toBody() {
        return ObjectUtils.firstNonBlank(getUrl(), "...");
    }

    @Override
    public void writePreviewHtml(ToolPageContext page) throws IOException {
        page.writeStart("iframe",
                "class", "ExternalPreviewFrame",
                "src", page.cmsUrl("/content/externalPreviewFrame", "url", getUrl()));
        page.writeEnd();
    }
}