Add NetworkConfig and SorobanConfig

Author: tupui

src/soroban/models.py

@@ -1,6 +1,6 @@
-from pydantic import model_validator
+from pydantic import model_validator, HttpUrl, BaseModel
 from pydantic_settings import BaseSettings, SettingsConfigDict
-from stellar_sdk import Keypair
+from stellar_sdk import Keypair, Network
 
 __all__ = ["Identity"]
 
@@ -12,8 +12,8 @@ class Identity(BaseSettings):
 
     model_config = SettingsConfigDict(env_file="identity.toml")
 
-    @model_validator(mode='after')
-    def load_keys(self) -> 'UserModel':
+    @model_validator(mode="after")
+    def load_keys(self) -> "Identity":
         if self.keypair is None and self.secret_key is None:
             raise ValueError("Either provide a secret key or a Keypair object.")
         if self.keypair is not None:
@@ -22,3 +22,15 @@ def load_keys(self) -> 'UserModel':
             self.keypair = Keypair.from_secret(self.secret_key)
         self.public_key = self.keypair.public_key
         return self
+
+
+class NetworkConfig(BaseSettings):
+    soroban_rpc_url: HttpUrl = HttpUrl("https://soroban-testnet.stellar.org:443")
+    passphrase: str = Network.TESTNET_NETWORK_PASSPHRASE
+
+    model_config = SettingsConfigDict(env_file="network.toml")
+
+
+class SorobanConfig(BaseModel):
+    network: NetworkConfig = NetworkConfig()
+    keys: list[Identity] = [Identity()]

tests/test_invoke.py

@@ -1,3 +1,2 @@
-
 def test_invoke():
     pass