feat: Interest rate and Bearing mint models

apps/data_handler/db/models/nostra_events.py

@@ -28,3 +28,33 @@ class DebtBurnEventModel(EventBaseModel):
 
     user: Mapped[str] = mapped_column(String, nullable=False)
     amount: Mapped[Decimal] = mapped_column(Numeric(38, 18), nullable=False)
+
+
+class InterestRateModelEventModel(EventBaseModel):
+    """
+    Database model for InterestRate event, inheriting from EventBaseModel.
+
+    This model stores the
+        debt_token (str): The address of the debt token.
+        lending_index (Decimal): The lending index in hexadecimal.
+        borrow_index (Decimal): The borrow index in hexadecimal.
+    """
+
+    __tablename__ = "interest_rate_event"
+
+    debt_token: Mapped[str] = mapped_column(String, nullable=False)
+    lending_index: Mapped[Decimal] = mapped_column(Numeric(38, 18), nullable=False)
+    borrow_index: Mapped[Decimal] = mapped_column(Numeric(38, 18), nullable=False)
+
+
+class BearingCollateralMintEventModel(EventBaseModel):
+    """
+    Database model for BearingCollateral mint event, inheriting from EventBaseModel.
+
+    This model stores the user address and the amount minted.
+    """
+
+    __tablename__ = "bearing_collateral_mint_event"
+
+    user: Mapped[str] = mapped_column(String, nullable=False)
+    amount: Mapped[Decimal] = mapped_column(Numeric(38, 18), nullable=False)

apps/data_handler/migrations/versions/a422113f0e33_interest_rate_and_bearing_models.py

@@ -0,0 +1,30 @@
+"""interest rate and bearing models
+
+Revision ID: a422113f0e33
+Revises: d3691f6e8c5a
+Create Date: 2024-11-25 19:41:09.842644
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'a422113f0e33'
+down_revision: Union[str, None] = 'd3691f6e8c5a'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    pass
+    # ### end Alembic commands ###