Move SQL stuff into separate models module

src/models/file.rs

@@ -0,0 +1,52 @@
+use anyhow::{Context, Result};
+use chrono::NaiveDateTime;
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct File {
+    pub id: i32,
+    pub name: String,
+    pub file_name: String,
+    pub nexus_file_id: i32,
+    pub mod_id: i32,
+    pub category: Option<String>,
+    pub version: Option<String>,
+    pub mod_version: Option<String>,
+    pub uploaded_at: NaiveDateTime,
+    pub updated_at: NaiveDateTime,
+    pub created_at: NaiveDateTime,
+}
+
+pub async fn insert_file(
+    pool: &sqlx::Pool<sqlx::Postgres>,
+    name: &str,
+    file_name: &str,
+    nexus_file_id: i32,
+    mod_id: i32,
+    category: Option<&str>,
+    version: Option<&str>,
+    mod_version: Option<&str>,
+    uploaded_at: NaiveDateTime,
+) -> Result<File> {
+    sqlx::query_as!(
+        File,
+        "INSERT INTO files
+            (name, file_name, nexus_file_id, mod_id, category, version, mod_version, uploaded_at, created_at, updated_at)
+            VALUES ($1, $2, $3, $4, $5, $6, $7, $8, now(), now())
+            ON CONFLICT (mod_id, nexus_file_id) DO UPDATE
+            SET (name, file_name, category, version, mod_version, uploaded_at, updated_at) =
+            (EXCLUDED.name, EXCLUDED.file_name, EXCLUDED.category, EXCLUDED.version, EXCLUDED.mod_version, EXCLUDED.uploaded_at, now())
+            RETURNING *",
+        name,
+        file_name,
+        nexus_file_id,
+        mod_id,
+        category,
+        version,
+        mod_version,
+        uploaded_at
+    )
+    .fetch_one(pool)
+    .await
+    .context("Failed to insert file")
+}