diff --git a/src/routes/item/demand.rs b/src/routes/item/demand.rs
new file mode 100644
index 0000000..32ff883
--- /dev/null
+++ b/src/routes/item/demand.rs
@@ -0,0 +1,52 @@
+use rocket::serde::json::Json;
+use rocket::{get, post, State};
+use serde::Deserialize;
+use serde_json::json;
+
+use crate::variant::Variant;
+use crate::{
+    db::ItemDB,
+    routes::{api_error, FallibleApiResponse},
+};
+
+use super::{item_does_not_exist_error, variant_does_not_exist_error};
+
+#[derive(Debug, Deserialize)]
+pub struct DemandForm {
+    uuid: String,
+    destination: String,
+    price: String,
+}
+
+#[post("/demand", data = "<f>")]
+pub async fn demand_route(f: Json<DemandForm>) -> FallibleApiResponse {
+    let uuid = Variant::demand(
+        &f.uuid,
+        f.price
+            .clone()
+            .try_into()
+            .map_err(|()| api_error("Price malformed"))?,
+        &f.destination,
+    )
+    .await
+    .ok_or_else(|| api_error("Demand failed"))?;
+
+    Ok(json!({"uuid": uuid}))
+}
+
+#[get("/item/<item_id>/<variant_id>/demand")]
+pub async fn demand_log_route(
+    item_id: &str,
+    variant_id: &str,
+    itemdb: &State<ItemDB>,
+) -> FallibleApiResponse {
+    let variant = itemdb
+        .get_item(item_id)
+        .ok_or_else(item_does_not_exist_error)?
+        .variant(variant_id)
+        .ok_or_else(variant_does_not_exist_error)?;
+
+    let transactions = variant.demand_log().await;
+
+    Ok(json!(transactions))
+}
diff --git a/src/routes/item/error.rs b/src/routes/item/error.rs
new file mode 100644
index 0000000..7d76a1a
--- /dev/null
+++ b/src/routes/item/error.rs
@@ -0,0 +1,9 @@
+use crate::routes::{api_error, ApiError};
+
+pub fn item_does_not_exist_error() -> ApiError {
+    api_error("The item does not exist")
+}
+
+pub fn variant_does_not_exist_error() -> ApiError {
+    api_error("The item does not exist")
+}
diff --git a/src/routes/item/mod.rs b/src/routes/item/mod.rs
index 8e76cdb..310dcb2 100644
--- a/src/routes/item/mod.rs
+++ b/src/routes/item/mod.rs
@@ -1,77 +1,22 @@
-use rocket::serde::json::Json;
+mod demand;
+mod error;
+mod supply;
+
+pub use demand::*;
+pub use error::*;
+pub use supply::*;
+
+use rocket::get;
 use rocket::State;
-use rocket::{get, post};
-use serde::Deserialize;
 use serde_json::json;
 
 use crate::db::ItemDB;
 use crate::transaction::Transaction;
-use crate::variant::Variant;
 
-use super::{api_error, ApiError, FallibleApiResponse};
-
-pub fn item_does_not_exist_error() -> ApiError {
-    api_error("The item does not exist")
-}
-
-pub fn variant_does_not_exist_error() -> ApiError {
-    api_error("The item does not exist")
-}
-
-#[derive(Debug, Deserialize)]
-pub struct DemandForm {
-    uuid: String,
-    destination: String,
-    price: String,
-}
-
-#[post("/demand", data = "<f>")]
-pub async fn demand_route(f: Json<DemandForm>) -> FallibleApiResponse {
-    let uuid = Variant::demand(
-        &f.uuid,
-        f.price
-            .clone()
-            .try_into()
-            .map_err(|()| api_error("Price malformed"))?,
-        &f.destination,
-    )
-    .await
-    .ok_or_else(|| api_error("Demand failed"))?;
-
-    Ok(json!({"uuid": uuid}))
-}
-#[derive(Deserialize, Debug)]
-pub struct SupplyForm {
-    item: String,
-    variant: String,
-    amount: Option<usize>,
-    price: String,
-    origin: String,
-}
-
-#[post("/supply", data = "<form>")]
-pub async fn supply_route(form: Json<SupplyForm>, itemdb: &State<ItemDB>) -> FallibleApiResponse {
-    println!("{form:?}");
-    let variant = itemdb
-        .get_item(&form.item)
-        .ok_or_else(item_does_not_exist_error)?
-        .variant(&form.variant)
-        .ok_or_else(variant_does_not_exist_error)?;
-
-    let transaction_id = variant
-        .supply(
-            form.amount.unwrap_or(1),
-            form.price
-                .clone()
-                .try_into()
-                .map_err(|()| api_error("Price malformed"))?,
-            &form.origin,
-        )
-        .await;
-
-    Ok(json!({"uuid": transaction_id}))
-}
+use super::api_error;
+use crate::routes::FallibleApiResponse;
 
+/// Returns a JSON response with all items in the database.
 #[get("/items")]
 pub fn get_items_route(itemdb: &State<ItemDB>) -> serde_json::Value {
     let items = itemdb.items();
@@ -99,40 +44,6 @@ pub fn item_variants_page(item_id: &str, itemdb: &State<ItemDB>) -> FallibleApiR
     }))
 }
 
-#[get("/item/<item_id>/<variant_id>/supply")]
-pub async fn supply_log_route(
-    item_id: &str,
-    variant_id: &str,
-    itemdb: &State<ItemDB>,
-) -> FallibleApiResponse {
-    let variant = itemdb
-        .get_item(item_id)
-        .ok_or_else(item_does_not_exist_error)?
-        .variant(variant_id)
-        .ok_or_else(variant_does_not_exist_error)?;
-
-    let transactions = variant.supply_log().await;
-
-    Ok(json!(transactions))
-}
-
-#[get("/item/<item_id>/<variant_id>/demand")]
-pub async fn demand_log_route(
-    item_id: &str,
-    variant_id: &str,
-    itemdb: &State<ItemDB>,
-) -> FallibleApiResponse {
-    let variant = itemdb
-        .get_item(item_id)
-        .ok_or_else(item_does_not_exist_error)?
-        .variant(variant_id)
-        .ok_or_else(variant_does_not_exist_error)?;
-
-    let transactions = variant.demand_log().await;
-
-    Ok(json!(transactions))
-}
-
 #[get("/transaction/<transaction>")]
 pub async fn transaction_route(transaction: &str) -> FallibleApiResponse {
     let t = Transaction::get(transaction)
diff --git a/src/routes/item/supply.rs b/src/routes/item/supply.rs
new file mode 100644
index 0000000..0a4682f
--- /dev/null
+++ b/src/routes/item/supply.rs
@@ -0,0 +1,60 @@
+use rocket::serde::json::Json;
+use rocket::{get, post, State};
+use serde::Deserialize;
+use serde_json::json;
+
+use crate::{
+    db::ItemDB,
+    routes::{api_error, FallibleApiResponse},
+};
+
+use super::{item_does_not_exist_error, variant_does_not_exist_error};
+
+#[derive(Deserialize, Debug)]
+pub struct SupplyForm {
+    item: String,
+    variant: String,
+    amount: Option<usize>,
+    price: String,
+    origin: String,
+}
+
+#[post("/supply", data = "<form>")]
+pub async fn supply_route(form: Json<SupplyForm>, itemdb: &State<ItemDB>) -> FallibleApiResponse {
+    println!("{form:?}");
+    let variant = itemdb
+        .get_item(&form.item)
+        .ok_or_else(item_does_not_exist_error)?
+        .variant(&form.variant)
+        .ok_or_else(variant_does_not_exist_error)?;
+
+    let transaction_id = variant
+        .supply(
+            form.amount.unwrap_or(1),
+            form.price
+                .clone()
+                .try_into()
+                .map_err(|()| api_error("Price malformed"))?,
+            &form.origin,
+        )
+        .await;
+
+    Ok(json!({"uuid": transaction_id}))
+}
+
+#[get("/item/<item_id>/<variant_id>/supply")]
+pub async fn supply_log_route(
+    item_id: &str,
+    variant_id: &str,
+    itemdb: &State<ItemDB>,
+) -> FallibleApiResponse {
+    let variant = itemdb
+        .get_item(item_id)
+        .ok_or_else(item_does_not_exist_error)?
+        .variant(variant_id)
+        .ok_or_else(variant_does_not_exist_error)?;
+
+    let transactions = variant.supply_log().await;
+
+    Ok(json!(transactions))
+}