Feat/reputation score

contracts/geev-core/src/giveaway.rs

@@ -1,3 +1,4 @@
+use crate::profile::ProfileContract;
 use crate::types::{DataKey, Error, Giveaway, GiveawayStatus};
 use crate::utils::with_reentrancy_guard;
 use soroban_sdk::{
@@ -211,6 +212,9 @@ impl GiveawayContract {
 
             giveaway.status = GiveawayStatus::Completed;
             env.storage().persistent().set(&giveaway_key, &giveaway);
+
+            // Increment creator's reputation — internal call, not user-accessible.
+            ProfileContract::increment_reputation(&env, giveaway.creator.clone());
         })
     }
 

contracts/geev-core/src/profile.rs

@@ -67,4 +67,25 @@ impl ProfileContract {
             .persistent()
             .get::<DataKey, Address>(&DataKey::Username(username))
     }
+
+    /// Read the reputation score for a given address (defaults to 0).
+    pub fn get_reputation(env: Env, user: Address) -> u64 {
+        env.storage()
+            .persistent()
+            .get(&DataKey::Reputation(user))
+            .unwrap_or(0)
+    }
+}
+
+impl ProfileContract {
+    /// Increment `user`'s reputation by 1.
+    /// Private — only callable from within this crate (e.g. `distribute_prize`).
+    /// Never exposed in the contract ABI.
+    pub(crate) fn increment_reputation(env: &Env, user: Address) {
+        let key = DataKey::Reputation(user);
+        let score: u64 = env.storage().persistent().get(&key).unwrap_or(0);
+        env.storage()
+            .persistent()
+            .set(&key, &score.saturating_add(1));
+    }
 }

contracts/geev-core/src/test.rs

@@ -1632,3 +1632,115 @@ fn test_donate_to_suspended_request_fails() {
     // Should panic with InvalidStatus.
     aid_client.donate(&donor, &request_id, &100);
 }
+
+// ── reputation tests ──────────────────────────────────────────────────────────
+
+#[test]
+fn test_reputation_starts_at_zero() {
+    let env = Env::default();
+    env.mock_all_auths();
+
+    let contract_id = env.register(ProfileContract, ());
+    let client = ProfileContractClient::new(&env, &contract_id);
+
+    let user = Address::generate(&env);
+    assert_eq!(client.get_reputation(&user), 0);
+}
+
+#[test]
+fn test_reputation_increments_after_distribute_prize() {
+    let env = Env::default();
+    env.mock_all_auths();
+
+    let contract_id = env.register(GiveawayContract, ());
+    let client = GiveawayContractClient::new(&env, &contract_id);
+
+    let token_admin = Address::generate(&env);
+    let mock_token = env
+        .register_stellar_asset_contract_v2(token_admin.clone())
+        .address();
+    let token_admin_client = token::StellarAssetClient::new(&env, &mock_token);
+
+    let creator = Address::generate(&env);
+    let participant = Address::generate(&env);
+    token_admin_client.mint(&creator, &1000);
+
+    env.as_contract(&contract_id, || {
+        env.storage()
+            .instance()
+            .set(&DataKey::AllowedToken(mock_token.clone()), &true);
+    });
+
+    let giveaway_id = client.create_giveaway(
+        &creator,
+        &mock_token,
+        &500,
+        &String::from_str(&env, "Rep Test"),
+        &60,
+    );
+
+    client.enter_giveaway(&participant, &giveaway_id);
+
+    env.ledger().with_mut(|li| li.timestamp += 100);
+    client.pick_winner(&giveaway_id);
+    client.distribute_prize(&giveaway_id);
+
+    // Creator's reputation should now be 1.
+    env.as_contract(&contract_id, || {
+        let score: u64 = env
+            .storage()
+            .persistent()
+            .get(&DataKey::Reputation(creator.clone()))
+            .unwrap_or(0);
+        assert_eq!(score, 1);
+    });
+}
+
+#[test]
+fn test_reputation_accumulates_across_giveaways() {
+    let env = Env::default();
+    env.mock_all_auths();
+
+    let contract_id = env.register(GiveawayContract, ());
+    let client = GiveawayContractClient::new(&env, &contract_id);
+
+    let token_admin = Address::generate(&env);
+    let mock_token = env
+        .register_stellar_asset_contract_v2(token_admin.clone())
+        .address();
+    let token_admin_client = token::StellarAssetClient::new(&env, &mock_token);
+
+    let creator = Address::generate(&env);
+    let participant = Address::generate(&env);
+    token_admin_client.mint(&creator, &2000);
+
+    env.as_contract(&contract_id, || {
+        env.storage()
+            .instance()
+            .set(&DataKey::AllowedToken(mock_token.clone()), &true);
+    });
+
+    // Complete two giveaways with the same creator.
+    for _ in 0..2u32 {
+        let giveaway_id = client.create_giveaway(
+            &creator,
+            &mock_token,
+            &500,
+            &String::from_str(&env, "Rep Test"),
+            &60,
+        );
+        client.enter_giveaway(&participant, &giveaway_id);
+        env.ledger().with_mut(|li| li.timestamp += 100);
+        client.pick_winner(&giveaway_id);
+        client.distribute_prize(&giveaway_id);
+    }
+
+    env.as_contract(&contract_id, || {
+        let score: u64 = env
+            .storage()
+            .persistent()
+            .get(&DataKey::Reputation(creator.clone()))
+            .unwrap_or(0);
+        assert_eq!(score, 2);
+    });
+}

contracts/geev-core/src/types.rs

@@ -88,6 +88,7 @@ pub enum DataKey {
     Username(String),
     FlagRecord(u64, Address),
     FlagCount(u64),
+    Reputation(Address),
 }
 
 #[derive(Clone, Debug, Eq, PartialEq)]

contracts/geev-core/test_snapshots/test/test_distribute_prize.1.json

@@ -465,6 +465,51 @@
           4095
         ]
       ],
+      [
+        {
+          "contract_data": {
+            "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+            "key": {
+              "vec": [
+                {
+                  "symbol": "Reputation"
+                },
+                {
+                  "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                }
+              ]
+            },
+            "durability": "persistent"
+          }
+        },
+        [
+          {
+            "last_modified_ledger_seq": 0,
+            "data": {
+              "contract_data": {
+                "ext": "v0",
+                "contract": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD2KM",
+                "key": {
+                  "vec": [
+                    {
+                      "symbol": "Reputation"
+                    },
+                    {
+                      "address": "CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAITA4"
+                    }
+                  ]
+                },
+                "durability": "persistent",
+                "val": {
+                  "u64": "1"
+                }
+              }
+            },
+            "ext": "v0"
+          },
+          4095
+        ]
+      ],
       [
         {
           "contract_data": {