1 files changed, 51 insertions, 0 deletions
diff --git a/src/config/general/preview_crude.rs b/src/config/general/preview_crude.rs
new file mode 100644
index 0000000..0d9c670
--- /dev/null
+++ b/src/config/general/preview_crude.rs
@@ -0,0 +1,51 @@
+use std::convert::From;
+use std::path;
+
+use serde_derive::Deserialize;
+
+use crate::config::option::PreviewOption;
+use crate::config::search_directories;
+use crate::CONFIG_HIERARCHY;
+
+pub const fn default_max_preview_size() -> u64 {
+    2 * 1024 * 1024 // 2 MB
+}
+
+#[derive(Clone, Debug, Deserialize)]
+pub struct PreviewOptionCrude {
+    #[serde(default = "default_max_preview_size")]
+    pub max_preview_size: u64,
+    #[serde(default)]
+    pub preview_images: bool,
+    #[serde(default)]
+    pub preview_script: Option<String>,
+}
+
+impl std::default::Default for PreviewOptionCrude {
+    fn default() -> Self {
+        Self {
+            max_preview_size: default_max_preview_size(),
+            preview_images: false,
+            preview_script: None,
+        }
+    }
+}
+
+impl From<PreviewOptionCrude> for PreviewOption {
+    fn from(crude: PreviewOptionCrude) -> Self {
+        let preview_script = match crude.preview_script {
+            Some(s) => {
+                let tilde_cow = shellexpand::tilde_with_context(s.as_str(), dirs_next::home_dir);
+                let tilde_path = path::PathBuf::from(tilde_cow.as_ref());
+                Some(tilde_path)
+            }
+            None => search_directories("preview.sh", &CONFIG_HIERARCHY),
+        };
+
+        Self {
+            max_preview_size: crude.max_preview_size,
+            preview_images: crude.preview_images,
+            preview_script,
+        }
+    }
+}