1 files changed, 39 insertions, 0 deletions
diff --git a/src/viewmodel/utility.rs b/src/viewmodel/utility.rs
new file mode 100644
index 0000000..a296c1e
--- /dev/null
+++ b/src/viewmodel/utility.rs
@@ -0,0 +1,39 @@
+#[derive(Clone)]
+pub struct Download {
+    pub file_name: String,
+    pub content: String,
+    pub mime_type: MimeType,
+}
+
+impl Download {
+    pub fn as_data_link(&self) -> String {
+        let data = base64::encode(&*self.content);
+        let uri_component: String = js_sys::encode_uri_component(&data).into();
+
+        format!("data:{};base64,{}", self.mime_type.as_text(), uri_component)
+    }
+}
+
+#[derive(Clone, Copy)]
+pub enum MimeType {
+    PDF,
+    VCard,
+    SVG,
+}
+
+impl MimeType {
+    pub fn as_text(&self) -> &str {
+        match self {
+            MimeType::PDF => "application/pdf",
+            MimeType::VCard => "text/vcard",
+            MimeType::SVG => "image/svg+xml",
+        }
+    }
+}
+
+#[derive(Clone, Copy)]
+pub enum DownloadOption {
+    PDF,
+    VCard,
+    QrCode,
+}
+\ No newline at end of file