[add]: revoke-permissions, revoke-roles, transfer-assets, work-with-s…

…tore-assets

Signed-off-by: Nurzhan Sakén <[email protected]>

src/cookbook/revoke-permissions.md

@@ -11,4 +11,32 @@ head:
 
 # How to Revoke Permissions
 
-TODO
+```rust
+fn revoke_permission_from_account(
+    iroha: &Client,
+) {
+    let revoke_permission_to_unregister_kingdom = Revoke::permission(
+        PermissionToken::new(
+            "CanUnregisterDomain".parse().unwrap(),
+            &json!({ "domain_id": "kingdom" }),
+        ),
+        AccountId::from_str("alice@wonderland").unwrap()
+    );
+    iroha.submit(revoke_permission_to_unregister_kingdom).unwrap();
+}
+```
+
+```rust
+fn revoke_permission_from_role(
+    iroha: &Client,
+) {
+    let revoke_permission_to_unregister_kingdom = Revoke::role_permission(
+        PermissionToken::new(
+            "CanUnregisterDomain".parse().unwrap(),
+            &json!({ "domain_id": "kingdom" }),
+        ),
+        RoleId::from_str("DOMAIN_DESTROYER").unwrap(),
+    );
+    iroha.submit(revoke_permission_to_unregister_kingdom).unwrap();
+}
+```

src/cookbook/revoke-roles.md

@@ -11,4 +11,15 @@ head:
 
 # How to Revoke Roles
 
-TODO
+```rust
+fn revoke_role(
+    iroha: &Client,
+) {
+    // given that Alice has the role, revoke it
+    let revoke_role = Revoke::role(
+        RoleId::from_str("DOMAIN_DESTROYER"),
+        AccountId::from_str("alice@wonderland").unwrap()
+    );
+    iroha.submit(revoke_role).unwrap();
+}
+```

src/cookbook/transfer-assets.md

@@ -11,4 +11,33 @@ head:
 
 # How to Transfer Assets Between Accounts
 
-TODO
+```rust
+fn transfer_numeric_asset(
+    iroha: &Client,
+) {
+    let roses = AssetDefinitionId::from_str("rose#wonderland").unwrap();
+    let alice = AccountId::from_str("alice@wonderland").unwrap();
+    let mouse = AccountId::from_str("mouse@wonderland").unwrap();
+    let transfer_roses_from_alice_to_mouse = Transfer::asset_numeric(
+        AssetId::new(roses, alice),
+        13_u32,
+        mouse,
+    );
+    iroha.submit(transfer_roses_from_alice_to_mouse).unwrap();
+}
+```
+
+```rust
+fn transfer_store_asset(
+    iroha: &Client,
+) {
+    let hats = AssetDefinitionId::from_str("hat#outfit").unwrap();
+    let alice = AccountId::from_str("alice@outfit").unwrap();
+    let mouse = AccountId::from_str("mouse@outfit").unwrap();
+    let transfer_hat_from_alice_to_mouse = Transfer::asset_store(
+        AssetId::new(hats, alice),
+        mouse,
+    );
+    iroha.submit(transfer_hat_from_alice_to_mouse).unwrap();
+}
+```

src/cookbook/work-with-store-assets.md

@@ -11,4 +11,39 @@ head:
 
 # How to Work with Store Assets
 
-TODO
+While numeric assets represent quantities, store assets represent 
+arbitrary key-value tables.
+
+```rust
+fn define_store_asset(
+    iroha: &Client,
+) {
+    let hats = AssetDefinitionId::from_str("hat#outfit").unwrap();
+    let hats_as_a_concept = AssetDefinition::store(hats);
+    iroha.submit(Register::asset_definition(hats_as_a_concept)).unwrap();
+}
+```
+
+```rust
+fn set_key_value_pair(
+    iroha: &Client,
+) {
+    let hat_of_alice = AssetId::from_str("hat##alice@outfit").unwrap();
+    let color = Name::from_str("color").unwrap();
+    iroha.submit(SetKeyValue::asset(
+        hat_of_alice,
+        color,
+        "red".to_owned()
+    )).unwrap();
+}
+```
+
+```rust
+fn unset_key_value_pair(
+    iroha: &Client,
+) {
+    let hat_of_alice = AssetId::from_str("hat##alice@outfit").unwrap();
+    let color = Name::from_str("color").unwrap();
+    iroha.submit(RemoveKeyValue::asset(hats, color)).unwrap();
+}
+```