Examples with RmdYamlResult org.rstudio.studio.client.rmarkdown.model.RmdYamlResult used on opensource projects

Example 1 with RmdYamlResult

use of org.rstudio.studio.client.rmarkdown.model.RmdYamlResult in project rstudio by rstudio.

the class TextEditingTargetRMarkdownHelper method replaceOutputFormatOptions.

public void replaceOutputFormatOptions(final String yaml, final String format, final RmdFrontMatterOutputOptions options, final OperationWithInput<String> onCompleted) {
    server_.convertToYAML(options, new ServerRequestCallback<RmdYamlResult>() {

        @Override
        public void onResponseReceived(RmdYamlResult result) {
            boolean isDefault = options.getOptionList().length() == 0;
            YamlTree yamlTree = new YamlTree(yaml);
            YamlTree optionTree = new YamlTree(result.getYaml());
            // add the output key if needed
            if (!yamlTree.containsKey(RmdFrontMatter.OUTPUT_KEY)) {
                yamlTree.addYamlValue(null, RmdFrontMatter.OUTPUT_KEY, RmdOutputFormat.OUTPUT_HTML_DOCUMENT);
            }
            String treeFormat = yamlTree.getKeyValue(RmdFrontMatter.OUTPUT_KEY);
            if (treeFormat.equals(format)) {
                if (isDefault) {
                // 1-a: if all options are still at their defaults, leave
                // untouched
                } else {
                    // 1-b: not all options are at defaults; replace the simple
                    // format with an option list
                    yamlTree.setKeyValue(RmdFrontMatter.OUTPUT_KEY, "");
                    yamlTree.addYamlValue(RmdFrontMatter.OUTPUT_KEY, format, "");
                    yamlTree.setKeyValue(format, optionTree);
                }
            } else if (treeFormat.length() > 0) {
                // changing it
                if (isDefault) {
                    // case 2-a: change one simple format to another 
                    yamlTree.setKeyValue(RmdFrontMatter.OUTPUT_KEY, format);
                } else {
                    // case 2-b: change a simple format to a complex one
                    yamlTree.setKeyValue(RmdFrontMatter.OUTPUT_KEY, "");
                    yamlTree.addYamlValue(RmdFrontMatter.OUTPUT_KEY, format, "");
                    yamlTree.setKeyValue(format, optionTree);
                }
            } else {
                // case 3: the output format is already not simple
                treeFormat = yamlTree.getKeyValue(format);
                if (treeFormat.equals(RmdFrontMatter.DEFAULT_FORMAT)) {
                    if (isDefault) {
                    // case 3-a: still at default settings
                    } else {
                        // case 3-b: default to complex
                        yamlTree.setKeyValue(format, optionTree);
                    }
                } else {
                    if (isDefault) {
                        // case 3-c: complex to default
                        if (yamlTree.getChildKeys(RmdFrontMatter.OUTPUT_KEY).size() == 1) {
                            // case 3-c-i: only one format, and has default settings
                            yamlTree.clearChildren(RmdFrontMatter.OUTPUT_KEY);
                            yamlTree.setKeyValue(RmdFrontMatter.OUTPUT_KEY, format);
                        } else {
                            // case 3-c-i: multiple formats, this one's becoming
                            // the default
                            yamlTree.clearChildren(format);
                            yamlTree.setKeyValue(format, RmdFrontMatter.DEFAULT_FORMAT);
                        }
                    } else {
                        // case 3-d: complex to complex
                        if (!yamlTree.containsKey(format)) {
                            yamlTree.addYamlValue(RmdFrontMatter.OUTPUT_KEY, format, "");
                        }
                        yamlTree.setKeyValue(format, optionTree);
                    }
                }
            }
            yamlTree.reorder(Arrays.asList(format));
            onCompleted.execute(yamlTree.toString());
        }

        @Override
        public void onError(ServerError error) {
            // if we fail, return the unmodified YAML
            onCompleted.execute(yaml);
        }
    });
}