Rename component to model (#936)

crates/dojo-core/src/database.cairo

@@ -42,14 +42,14 @@ fn del(class_hash: starknet::ClassHash, table: felt252, key: felt252) {
 // returns a tuple of spans, first contains the entity IDs,
 // second the deserialized entities themselves
 fn all(
-    class_hash: starknet::ClassHash, component: felt252, partition: felt252, length: usize, layout: Span<u8>
+    class_hash: starknet::ClassHash, model: felt252, partition: felt252, length: usize, layout: Span<u8>
 ) -> (Span<felt252>, Span<Span<felt252>>) {
     let table = {
         if partition == 0.into() {
-            component
+            model
         } else {
             let mut serialized = ArrayTrait::new();
-            component.serialize(ref serialized);
+            model.serialize(ref serialized);
             partition.serialize(ref serialized);
             let hash = poseidon_hash_span(serialized.span());
             hash.into()

crates/dojo-core/src/database/utils.cairo

@@ -15,7 +15,7 @@ const OFFSET: felt252 = 0x10000000000000000000000000000000000;
 // * `entities` is a list of lists of deserialized entities; each list of entities
 //   is of the same entity type in the order of IDs from `ids
 //
-// to illustrate, consider we have two entity types (components), Place and Owner
+// to illustrate, consider we have two entity types (models), Place and Owner
 // `ids` are [[4, 2, 3], [3, 4, 5]]
 // `entities` are [[P4, P2, P3], [O3, O4, O5]]
 // where P4 is a deserialized (i.e. a Span<felt252>) Place entity with ID 4,

crates/dojo-core/src/test_utils.cairo

@@ -41,7 +41,7 @@ fn deploy_with_world_address(class_hash: felt252, world: IWorldDispatcher) -> Co
     deploy_contract(class_hash, array![world.contract_address.into()].span())
 }
 
-fn spawn_test_world(components: Array<felt252>) -> IWorldDispatcher {
+fn spawn_test_world(models: Array<felt252>) -> IWorldDispatcher {
     // deploy executor
     let constructor_calldata = array::ArrayTrait::new();
     let (executor_address, _) = deploy_syscall(
@@ -57,13 +57,13 @@ fn spawn_test_world(components: Array<felt252>) -> IWorldDispatcher {
         .unwrap();
     let world = IWorldDispatcher { contract_address: world_address };
 
-    // register components
+    // register models
     let mut index = 0;
     loop {
-        if index == components.len() {
+        if index == models.len() {
             break ();
         }
-        world.register_component((*components[index]).try_into().unwrap());
+        world.register_model((*models[index]).try_into().unwrap());
         index += 1;
     };