add applied_usage_thresholds to the api

lago_python_client/models/invoice.py

@@ -7,6 +7,7 @@
 from .fee import FeesResponse
 from .subscription import SubscriptionsResponse
 from ..base_model import BaseResponseModel
+from .usage_threshold import UsageThreshold
 
 
 # Deprecated: Will be removed in the future
@@ -66,6 +67,16 @@ class InvoiceAppliedTaxes(BaseResponseModel):
     __root__: List[InvoiceAppliedTax]
 
 
+class InvoiceAppliedUsageThreshold(BaseResponseModel):
+    lifetime_usage_amount_cents: Optional[int]
+    created_at: Optional[str]
+    usage_threshold: Optional[UsageThreshold]
+
+
+class InvoiceAppliedUsageThresholds(BaseResponseModel):
+    __root__: List[InvoiceAppliedUsageThreshold]
+
+
 class InvoiceResponse(BaseResponseModel):
     lago_id: str
     sequential_id: Optional[int]
@@ -97,3 +108,4 @@ class InvoiceResponse(BaseResponseModel):
     credits: Optional[CreditsResponse]
     metadata: Optional[InvoiceMetadataList]
     applied_taxes: Optional[InvoiceAppliedTaxes]
+    applied_usage_thresholds: Optional[InvoiceAppliedUsageThresholds]

tests/fixtures/invoice.json

@@ -28,6 +28,18 @@
         "display_in_invoice": true
       }
     ],
+    "applied_usage_thresholds": [
+      {
+        "lifetime_usage_amount_cents": 120,
+        "created_at": "2022-04-29T08:59:51Z",
+        "usage_threshold": {
+          "id": "7b6a2799-6db5-4f82-8362-1483b65f8f90",
+          "threshold_display_name": "Threshold 1",
+          "amount_cents": 100,
+          "recurring": false
+        }
+      }
+    ],
     "applied_taxes": [
       {
         "lago_id": "1a901a90-1a90-1a90-1a90-1a901a901a90",