1 files changed, 95 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/ui/forms/FormFieldWrapper.java b/src/main/java/eu/siacs/conversations/ui/forms/FormFieldWrapper.java
new file mode 100644
index 00000000..cb504576
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/forms/FormFieldWrapper.java
@@ -0,0 +1,95 @@
+package eu.siacs.conversations.ui.forms;
+
+import android.content.Context;
+import android.text.SpannableString;
+import android.text.style.ForegroundColorSpan;
+import android.text.style.StyleSpan;
+import android.view.LayoutInflater;
+import android.view.View;
+
+import java.util.List;
+
+import de.thedevstack.conversationsplus.ConversationsPlusColors;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.xmpp.forms.Field;
+
+public abstract class FormFieldWrapper {
+
+	protected final Context context;
+	protected final Field field;
+	protected final View view;
+	protected OnFormFieldValuesEdited onFormFieldValuesEditedListener;
+
+	protected FormFieldWrapper(Context context, Field field) {
+		this.context = context;
+		this.field = field;
+		LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+		this.view = inflater.inflate(getLayoutResource(), null);
+		String label = field.getLabel();
+		if (label == null) {
+			label = field.getFieldName();
+		}
+		setLabel(label, field.isRequired());
+	}
+
+	public final void submit() {
+		this.field.setValues(getValues());
+	}
+
+	public final View getView() {
+		return view;
+	}
+
+	protected abstract void setLabel(String label, boolean required);
+
+	abstract List<String> getValues();
+
+	protected abstract void setValues(List<String> values);
+
+	abstract boolean validates();
+
+	abstract protected int getLayoutResource();
+
+	abstract void setReadOnly(boolean readOnly);
+
+	protected SpannableString createSpannableLabelString(String label, boolean required) {
+		SpannableString spannableString = new SpannableString(label + (required ? " *" : ""));
+		if (required) {
+			int start = label.length();
+			int end = label.length() + 2;
+			spannableString.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), start, end, 0);
+			spannableString.setSpan(new ForegroundColorSpan(ConversationsPlusColors.accent()), start, end, 0);
+		}
+		return spannableString;
+	}
+
+	protected void invokeOnFormFieldValuesEdited() {
+		if (this.onFormFieldValuesEditedListener != null) {
+			this.onFormFieldValuesEditedListener.onFormFieldValuesEdited();
+		}
+	}
+
+	public boolean edited() {
+		return !field.getValues().equals(getValues());
+	}
+
+	public void setOnFormFieldValuesEditedListener(OnFormFieldValuesEdited listener) {
+		this.onFormFieldValuesEditedListener = listener;
+	}
+
+	protected static <F extends FormFieldWrapper> FormFieldWrapper createFromField(Class<F> c, Context context, Field field) {
+		try {
+			F fieldWrapper = c.getDeclaredConstructor(Context.class, Field.class).newInstance(context,field);
+			fieldWrapper.setValues(field.getValues());
+			return fieldWrapper;
+		} catch (Exception e) {
+			e.printStackTrace();
+			return null;
+		}
+	}
+
+	public interface OnFormFieldValuesEdited {
+		void onFormFieldValuesEdited();
+	}
+}