refactor: move mode_update to src/modes/update.rs

src/modes/update.rs

@@ -0,0 +1,67 @@
+use anyhow::{Context, Result, anyhow};
+use std::fs;
+use std::path::PathBuf;
+
+use crate::db;
+use clap::Command;
+use log::{debug, warn};
+use clap::error::ErrorKind;
+use rusqlite::Connection;
+
+pub fn mode_update(
+    cmd: &mut Command,
+    args: crate::Args,
+    ids: &mut Vec<i64>,
+    tags: &mut Vec<String>,
+    conn: &mut Connection,
+    data_path: PathBuf,
+) -> Result<()> {
+    if ids.is_empty() {
+        cmd.error(ErrorKind::InvalidValue, "No ID given, you must supply exactly one ID when using --update").exit();
+    } else if ids.len() > 1 {
+        cmd.error(ErrorKind::InvalidValue, "More than one ID given, you must supply exactly one ID or atleast one tag when using --update").exit();
+    }
+
+    let item_id = ids.iter().next().expect("Unable to determine item id");
+    let item_maybe = db::get_item(conn, *item_id)?;
+
+    let mut item = item_maybe.expect("Unable to find item in database");
+    debug!("MAIN: Found item {:?}", item);
+
+    if ! tags.is_empty() {
+        debug!("MAIN: Updating item tags");
+        db::set_item_tags(conn, item.clone(), tags)?;
+    }
+
+    if item.size.is_none() {
+        info!("Updating unknown stream size");
+        let mut item_path = data_path.clone();
+        item_path.push(item.id.unwrap().to_string());
+        let item_file_metadata = item_path.metadata();
+
+        if item_file_metadata.is_ok() {
+            debug!("MAIN: Updating stream size of {:?}", item_path);
+            let compression_type = CompressionType::from_str(&item.compression)?;
+            let compression_engine = crate::compression::get_engine(compression_type).expect("Unable to get compression engine");
+            let size = compression_engine.size(item_path)? as i64;
+            item.size = Some(size);
+            db::update_item(&conn, item.clone())?;
+        } else {
+            debug!("MAIN: Unable to update size of item due to missing file {:?}", item_path);
+        }
+    }
+
+    if args.item.meta.len() > 0 {
+        debug!("MAIN: Updating item meta");
+        for kv in args.item.meta.iter() {
+            let meta = db::Meta {
+                id: item.id.unwrap(),
+                name: kv.key.to_string(),
+                value: kv.value.to_string()
+            };
+            db::store_meta(conn, meta)?;
+        }
+    }
+
+    Ok(())
+}