feat(server): announce com validacao e persistencia + files por id

server/src/store.rs

@@ -1,6 +1,7 @@
-use rusqlite::Connection;
+use rusqlite::{params, Connection};
 use crate::config::Config;
 use crate::error::AppResult;
+use crate::models::{AnnounceRequest, FileRecord};
 
 pub fn open(cfg: &Config) -> AppResult<Connection> {
     if let Some(parent) = std::path::Path::new(&cfg.db_path).parent() {
@@ -47,4 +48,28 @@ pub fn migrate(db: &Connection) -> rusqlite::Result<()> {
         END;
         "#,
     )
+}
+
+pub fn insert_file(db: &Connection, req: &AnnounceRequest) -> rusqlite::Result<String> {
+    let id = format!("{}::{}", req.peer_id, &req.hash[..12]);
+    let tags_json = serde_json::to_string(&req.tags).unwrap_or_else(|_| "[]".into());
+    db.execute(
+        "INSERT INTO files (id, peer_id, name, description, ftype, extension, size_bytes, hash, license, tags, created_at)
+         VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7, ?8, ?9, ?10, ?11)",
+        params![
+            id, req.peer_id, req.name, req.description, req.ftype, req.extension,
+            req.size_bytes, req.hash, req.license, tags_json,
+            chrono::Utc::now().timestamp(),
+        ],
+    )?;
+    Ok(id)
+}
+
+pub fn get_file(db: &Connection, file_id: &str) -> rusqlite::Result<FileRecord> {
+    db.query_row(
+        "SELECT id, peer_id, name, description, ftype, extension, size_bytes, hash, license, tags, created_at
+         FROM files WHERE id = ?1",
+        [file_id],
+        FileRecord::from_row,
+    )
 }