diff --git a/Cargo.lock b/Cargo.lock
index 7530500..9009605 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -484,6 +484,7 @@ dependencies = [
  "serde_json",
  "tokio",
  "toml",
+ "uuid",
  "web-base",
 ]
 
@@ -2649,9 +2650,9 @@ checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
 
 [[package]]
 name = "uuid"
-version = "1.6.1"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e395fcf16a7a3d8127ec99782007af141946b4795001f876d54fb0d55978560"
+checksum = "a183cf7feeba97b4dd1c0d46788634f6221d87fa961b305bed08c851829efcc0"
 dependencies = [
  "getrandom",
  "rand",
@@ -2661,9 +2662,9 @@ dependencies = [
 
 [[package]]
 name = "uuid-macro-internal"
-version = "1.6.1"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f49e7f3f3db8040a100710a11932239fd30697115e2ba4107080d8252939845e"
+checksum = "9881bea7cbe687e36c9ab3b778c36cd0487402e270304e8b1296d5085303c1a2"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 58fc1d0..2042a9c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,4 +15,5 @@ serde = { version = "1.0.195", features = ["derive"] }
 serde_json = "1.0.111"
 tokio = { version = "1.35.1", features = ["full"] }
 toml = "0.8.8"
+uuid = { version = "1.8.0", features = ["v4"] }
 web-base = "0.2.2"
diff --git a/src/item.rs b/src/item.rs
index 6b9ce93..9142697 100644
--- a/src/item.rs
+++ b/src/item.rs
@@ -3,6 +3,33 @@ use std::collections::HashSet;
 use futures::TryStreamExt;
 use mongodb::{bson::doc, Collection};
 
+// todo : api key auth
+
+// case: itemset
+// items describe generic top level structure
+
+// case: item variants
+// specific instance of an item (real world)
+// possibly deviating attrs
+
+// case: import
+// made / bought an item -> supply
+// check in with attrs -> uuid (transaction)
+// commited to db
+
+// case: export
+// used an item -> demand
+// mark as used
+// update db
+
+// ITEM
+// VARIANTS
+// QUANTIZATION
+// IMPORT / EXPORT
+// DEPENDENCIES
+// DEMAND STATS
+// SEASONAL REVIEWS
+
 macro_rules! collect_results {
     ($res:expr) => {{
         let mut ret = vec![];
@@ -15,6 +42,14 @@ macro_rules! collect_results {
     }};
 }
 
+macro_rules! get_mongo {
+    () => {
+        mongodb::Client::with_uri_str(std::env::var("DB_URI").unwrap())
+            .await
+            .unwrap()
+    };
+}
+
 #[derive(serde::Deserialize, serde::Serialize)]
 pub struct ItemVariantEntry {
     pub item_name: String,
@@ -70,11 +105,10 @@ impl Item {
         let quantities: Collection<ItemInventoryEntry> =
             self.db.database("cdb").collection("item_quantities");
 
-        let mut found =
-            quantities
-                .find(doc! { "item_name": self.item.name.clone()}, None)
-                .await
-                .unwrap();
+        let mut found = quantities
+            .find(doc! { "item_name": self.item.name.clone()}, None)
+            .await
+            .unwrap();
 
         collect_results!(found)
     }
@@ -83,11 +117,10 @@ impl Item {
         let quantities: Collection<ItemInventoryEntry> =
             self.db.database("cdb").collection("item_quantities");
 
-        let mut found =
-            quantities
-                .find(doc! { "item_name": self.item.name.clone()}, None)
-                .await
-                .unwrap();
+        let mut found = quantities
+            .find(doc! { "item_name": self.item.name.clone()}, None)
+            .await
+            .unwrap();
 
         let mut hashset = HashSet::new();
 
@@ -139,6 +172,14 @@ impl Item {
         ret
     }
 
+    pub fn variant(&self, variant: &str) -> Option<Variant> {
+        // todo : check if avail
+        Some(Variant {
+            item: self.item.name.clone(),
+            variant: variant.to_string(),
+        })
+    }
+
     pub async fn add_variant(&self, name: &str) {
         let variants: Collection<ItemVariantEntry> =
             self.db.database("cdb").collection("item_variants");
@@ -155,6 +196,66 @@ impl Item {
     }
 }
 
+#[derive(Debug, Clone)]
+pub struct Price(String);
+
+impl Price {
+    fn new(price: &str) -> Self {
+        // todo : implement
+
+        Self(price.to_string())
+    }
+}
+
+impl From<String> for Price {
+    fn from(val: std::string::String) -> Self {
+        Self::new(&val)
+    }
+}
+
+pub struct Variant {
+    pub item: String,
+    pub variant: String,
+}
+
+pub struct Transaction {}
+
+impl Transaction {
+    pub fn new(item: &str, variant: &str, price: Price, origin: &str) -> Self {
+        // todo : implement
+        Self {}
+    }
+
+    fn as_doc(self) -> mongodb::bson::Document {
+        mongodb::bson::doc! {}
+    }
+}
+
+impl Variant {
+    pub async fn supply(&self, amount: usize, price: Price, origin: &str) -> String {
+        // todo : implement db transactions
+        let db = get_mongo!();
+        let col: mongodb::Collection<mongodb::bson::Document> =
+            db.database("cdb").collection("transactions");
+
+        let mut transactions = vec![];
+        for _ in 0..amount {
+            transactions.push(Transaction::new(
+                &self.item,
+                &self.variant,
+                price.clone(),
+                origin,
+            ));
+        }
+
+        for transaction in transactions {
+            let r = col.insert_one(transaction.as_doc(), None).await;
+        }
+
+        todo!()
+    }
+}
+
 pub struct ItemDB {
     index: mdq::Index,
     mongodb: mongodb::Client,
@@ -165,7 +266,7 @@ impl ItemDB {
         // scan for markdown item entries
         let index = mdq::Index::new(dir, true);
         let mongodb = mongodb::Client::with_uri_str(mongodb).await.unwrap();
-
+        /*
         for item in &index.documents {
             let item = ItemEntry::new(item.clone());
             log::info!("Adding item {} to DB", item.name);
@@ -180,11 +281,12 @@ impl ItemDB {
             } else {
                 // todo : update values
             }
-        }
+        }*/
 
         Self { index, mongodb }
     }
 
+    /// Retrieves an item by name
     pub fn get_item(&self, item: &str) -> Option<Item> {
         Some(Item::new(
             self.mongodb.clone(),
diff --git a/src/main.rs b/src/main.rs
index 4c3cc88..94b72b4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -36,11 +36,8 @@ async fn main() -> std::io::Result<()> {
     web_base::map!(web_base::Site::new(), |app: actix_web::App<_>| {
         app.app_data(itemdb.clone())
             .service(index)
-            .service(routes::item::item_page)
-            .service(routes::item::variant_pages::add_item_variant_page)
-            .service(routes::item::variant_pages::add_item_variant_page_post)
-            .service(routes::item::inventory_page::add_item_inventory_page)
-            .service(routes::item::inventory_page::add_item_inventory_page_post)
+            .service(routes::item::supply_route)
+            .service(routes::item::item_variants_page)
     })
     .bind(("0.0.0.0".to_string(), 8080))?
     .run()
diff --git a/src/routes/item/inventory_page.rs b/src/routes/item/inventory_page.rs
deleted file mode 100644
index 7e85072..0000000
--- a/src/routes/item/inventory_page.rs
+++ /dev/null
@@ -1,70 +0,0 @@
-use actix_web::{get, post, HttpRequest, Responder};
-use maud::html;
-
-use crate::item;
-
-#[derive(serde::Serialize, serde::Deserialize)]
-struct AddinventoryForm {
-    variant: String,
-    origin: String,
-    price: f64,
-}
-
-#[post("/item/{item_id}/inventory/add")]
-pub async fn add_item_inventory_page_post(
-    r: HttpRequest,
-    f: actix_web::web::Form<AddinventoryForm>,
-) -> impl Responder {
-    let id = r.match_info().query("item_id");
-    let itemdb: &actix_web::web::Data<item::ItemDB> = r.app_data().unwrap();
-    let item = itemdb.get_item(id).unwrap();
-    let rec_id = item.add_inventory(&f.variant, &f.origin, f.price).await;
-
-    // todo : generate receipts
-
-    web_base::redirect(&format!("/receipt/{}", rec_id))
-}
-
-#[get("/item/{item_id}/inventory/add")]
-pub async fn add_item_inventory_page(r: HttpRequest) -> impl Responder {
-    let id = r.match_info().query("item_id");
-
-    let itemdb: &actix_web::web::Data<item::ItemDB> = r.app_data().unwrap();
-
-    let item = itemdb.get_item(id).unwrap();
-    let item_variants = item.get_variants().await;
-
-    // todo : get previous origins
-    let item_origins = item.get_origins().await;
-
-    let content = html!(
-        div class="bg-white p-8 rounded shadow-md max-w-md grid items-center justify-center m-auto mt-5" {
-        h1 class="text-2xl font-bold mb-4" { "Add Item inventory" };
-        form action=(format!("/item/{}/inventory/add", id)) method="post" {
-            div {
-            label class="text-sm font-medium text-gray-600 mr-3" for="variant" { "Variant:" };
-            select class="mt-1 p-2 border border-gray-300 rounded focus:outline-none focus:border-blue-500" id="variant" name="variant" {
-                @for variant in item_variants {
-                    option value=(variant) { (variant) };
-                };
-            };
-        };
-            br;
-            label class="text-sm font-medium text-gray-600" for="origin" { "Origin:" };
-            input class="mt-1 p-2 border border-gray-300 rounded focus:outline-none focus:border-blue-500" type="text" name="origin" list="origin_options" placeholder="Origin";
-            datalist id="origin_options" {
-            @for origin in item_origins {
-                option value=(origin);
-            }
-            };
-            br;
-            label class="text-sm font-medium text-gray-600" for="price" { "Price: "};
-            input class="mt-1 p-2 border border-gray-300 rounded focus:outline-none focus:border-blue-500" type="number" step="0.01" name="price" placeholder="0.00";
-            br;
-            input class="hover:cursor-pointer bg-blue-500 text-white rounded px-4 py-2 mt-5" type="submit" name="submit" value="Add";
-        };
-    };
-    ).into_string();
-
-    web_base::build_site(&r, "Add Item inventory", &content)
-}
diff --git a/src/routes/item/mod.rs b/src/routes/item/mod.rs
index a6e1973..33c7af3 100644
--- a/src/routes/item/mod.rs
+++ b/src/routes/item/mod.rs
@@ -1,50 +1,60 @@
-use actix_web::{get, HttpRequest, Responder};
+use actix_web::post;
+use actix_web::{get, HttpRequest, HttpResponse, Responder};
 use maud::html;
-pub mod inventory_page;
-pub mod variant_pages;
+use serde::Deserialize;
 
 use crate::item;
 
-#[get("/item/{item_id}")]
-pub async fn item_page(r: HttpRequest) -> impl Responder {
-    let id = r.match_info().query("item_id");
-    println!("{}", id);
-
-    let itemdb: &actix_web::web::Data<item::ItemDB> = r.app_data().unwrap();
-
-    let item = itemdb.get_item(id).unwrap();
-
-    let content =
-        html!(
-            div class="bg-gray-100 min-h-screen min-w-screen items-center justify-center py-5" {
-            div class="w-screen px-5" {
-                div {
-                p class="mb-2 font-bold text-2xl" { (format!("Item : {}", item.item.name)) };
-                p class="font-bold" { (format!("Category: {}", item.item.category))};
-                };
-                div class="mt-5" {
-                   // (button("Add Variant", &format!("/item/{}/variant/add", item.item.name)))
-                  //  (button("Add inventory", &format!("/item/{}/inventory/add", item.item.name)));
-                     };
-             };
-
-
-            div class="mt-5 px-5" {
-                h1 class="text-2xl font-bold mb-4" { "Variants" };
-                @for variant in item.get_variants().await {
-                    p class="mb-2" { (variant) };
-                }
-                @for q in item.get_inventory_entries().await {
-                    div class="p-2" {
-                    p { (format!("Variant {}", q.variant_name))};
-                    p { (format!("Origin {}", q.origin))};
-                    p { (format!("Price {}", q.price))};
-                    };
-                }
-            };
-        };
-        )
-        .into_string();
-
-    web_base::build_site(&r, "Item", &content)
+macro_rules! get_itemdb {
+    ($req:expr) => {{
+        let itemdb: &actix_web::web::Data<item::ItemDB> = $req.app_data().unwrap();
+        itemdb
+    }};
+}
+
+#[derive(Deserialize, Debug)]
+pub struct SupplyForm {
+    item: String,
+    variant: String,
+    amount: Option<usize>,
+    price: String,
+    origin: String,
+}
+
+#[post("/supply")]
+pub async fn supply_route(
+    req: HttpRequest,
+    form: actix_web::web::Form<SupplyForm>,
+) -> impl Responder {
+    let itemdb = get_itemdb!(req);
+    println!("{form:?}");
+    let variant = itemdb
+        .get_item(&form.item)
+        .unwrap()
+        .variant(&form.variant)
+        .unwrap();
+    let transaction_id = variant
+        .supply(
+            form.amount.unwrap_or(1),
+            form.price.clone().into(),
+            &form.origin,
+        )
+        .await;
+    actix_web::HttpResponse::Ok().json(serde_json::json!({"uuid": transaction_id}))
+}
+
+#[get("/item/{item_id}/variants")]
+pub async fn item_variants_page(r: HttpRequest) -> impl Responder {
+    let id = r.match_info().query("item_id");
+
+    let itemdb = get_itemdb!(r);
+
+    let item = itemdb.get_item(id);
+
+    let variants = item.unwrap().get_variants().await;
+
+    HttpResponse::Ok().json(serde_json::json!({
+        "item": id,
+        "variants": variants
+    }))
 }
diff --git a/src/routes/item/variant_pages.rs b/src/routes/item/variant_pages.rs
deleted file mode 100644
index 7f2e996..0000000
--- a/src/routes/item/variant_pages.rs
+++ /dev/null
@@ -1,43 +0,0 @@
-use actix_web::{get, post, HttpRequest, Responder};
-use maud::html;
-
-use crate::item;
-
-#[derive(serde::Serialize, serde::Deserialize)]
-struct AddVariantForm {
-    variant_name: String,
-}
-
-#[post("/item/{item_id}/variant/add")]
-pub async fn add_item_variant_page_post(
-    r: HttpRequest,
-    f: actix_web::web::Form<AddVariantForm>,
-) -> impl Responder {
-    let id = r.match_info().query("item_id");
-    let itemdb: &actix_web::web::Data<item::ItemDB> = r.app_data().unwrap();
-    let item = itemdb.get_item(id).unwrap();
-    item.add_variant(&f.variant_name).await;
-
-    web_base::redirect(&format!("/item/{}", id))
-}
-
-#[get("/item/{item_id}/variant/add")]
-pub async fn add_item_variant_page(r: HttpRequest) -> impl Responder {
-    let id = r.match_info().query("item_id");
-
-    let itemdb: &actix_web::web::Data<item::ItemDB> = r.app_data().unwrap();
-
-    let item = itemdb.get_item(id).unwrap();
-
-    let content = html!(
-        div class="bg-white p-8 rounded shadow-md max-w-md grid items-center justify-center m-auto mt-5" {
-        h1 class="text-2xl font-bold mb-4" { "Add Variant for " (item.item.name) };
-        form action=(format!("/item/{}/variant/add", id)) method="post" {
-            input class="mt-1 p-2 border border-gray-300 rounded focus:outline-none focus:border-blue-500" type="text" name="variant_name" placeholder="Name" { };
-            input class="ml-5 hover:cursor-pointer bg-blue-500 text-white rounded px-4 py-2 mt-5" type="submit" name="submit" value="Add";
-        };
-    };
-    ).into_string();
-
-    web_base::build_site(&r, "Add Item Variant", &content)
-}