Add option for generating mod files

.gitignore

@@ -3,3 +3,4 @@
 plugins.zip
 plugins
 cells
+mods

src/main.rs

@@ -51,6 +51,10 @@ struct Args {
     /// folder to output all cell data as json files
     #[argh(option, short = 'c')]
     cell_data: Option<String>,
+
+    /// folder to output all mod data as json files
+    #[argh(option, short = 'm')]
+    mod_data: Option<String>,
 }
 
 async fn extract_with_compress_tools(
@@ -243,6 +247,26 @@ pub async fn main() -> Result<()> {
         return Ok(());
     }
 
+    if let Some(mod_data_dir) = args.mod_data {
+        let page_size = 20;
+        let mut page = 0;
+        loop {
+            let mods = game_mod::batched_get_with_cells(&pool, page_size, page).await?;
+            if mods.is_empty() {
+                break;
+            }
+            for mod_with_cells in mods {
+                let path = std::path::Path::new(&mod_data_dir);
+                std::fs::create_dir_all(&path)?;
+                let path = path.join(format!("{}.json", mod_with_cells.nexus_mod_id));
+                let mut file = std::fs::File::create(path)?;
+                write!(file, "{}", serde_json::to_string(&mod_with_cells)?)?;
+            }
+            page += 1;
+        }
+        return Ok(());
+    }
+
     let mut page = args.page;
     let mut has_next_page = true;
 

src/models/game_mod.rs

@@ -42,6 +42,26 @@ pub struct UnsavedMod<'a> {
     pub first_upload_at: NaiveDateTime,
 }
 
+#[derive(Debug, Serialize, Deserialize, FromRow)]
+pub struct ModWithCells {
+    pub id: i32,
+    pub name: String,
+    pub nexus_mod_id: i32,
+    pub author_name: String,
+    pub author_id: i32,
+    pub category_name: Option<String>,
+    pub category_id: Option<i32>,
+    pub description: Option<String>,
+    pub thumbnail_link: Option<String>,
+    pub game_id: i32,
+    pub updated_at: NaiveDateTime,
+    pub created_at: NaiveDateTime,
+    pub last_update_at: NaiveDateTime,
+    pub first_upload_at: NaiveDateTime,
+    pub last_updated_files_at: Option<NaiveDateTime>,
+    pub cells: Option<serde_json::Value>,
+}
+
 #[instrument(level = "debug", skip(pool))]
 pub async fn get_by_nexus_mod_id(
     pool: &sqlx::Pool<sqlx::Postgres>,
@@ -297,3 +317,31 @@ pub async fn update_from_api_response<'a>(
 
     Ok(ret)
 }
+
+#[instrument(level = "debug", skip(pool))]
+pub async fn batched_get_with_cells(
+    pool: &sqlx::Pool<sqlx::Postgres>,
+    page_size: i64,
+    page: i64,
+) -> Result<Vec<ModWithCells>> {
+    let offset = page_size * page;
+    sqlx::query_as!(
+        ModWithCells,
+        "SELECT
+            mods.*,
+            json_agg(cells.*) AS cells
+        FROM mods
+        JOIN files ON files.mod_id = mods.id
+        JOIN plugins ON plugins.file_id = files.id
+        JOIN plugin_cells ON plugin_cells.plugin_id = plugins.id
+        JOIN cells ON cells.id = plugin_cells.cell_id
+        GROUP BY mods.id
+        LIMIT $1
+        OFFSET $2",
+        page_size,
+        offset,
+    )
+    .fetch_all(pool)
+    .await
+    .context("Failed to batch get with cells")
+}