fix(apis): remove epoch from distributions and observations

README.md

@@ -413,7 +413,7 @@ const observations = await arIO.getObservations();
 
 ### `getDistributions({ evaluationOptions })`
 
-Returns the current rewards distribution information.
+Returns the current rewards distribution information. The resulting object is pruned, to get older distributions use the `evaluationOptions` to `evalTo` a previous state.
 
 ```typescript
 const arIO = new ArIO();

src/common.ts

@@ -89,17 +89,13 @@ export interface ArIOContract {
     evaluationOptions,
   }: EvaluationParameters): Promise<EpochDistributionData>;
   getObservations({
-    epochStartHeight,
     evaluationOptions,
   }: EvaluationParameters<{
     epochStartHeight?: number;
   }>): Promise<Observations>;
   getDistributions({
-    epochStartHeight,
     evaluationOptions,
-  }: EvaluationParameters<{
-    epochStartHeight?: number;
-  }>): Promise<EpochDistributionData>;
+  }: EvaluationParameters): Promise<EpochDistributionData>;
 }
 
 /* eslint-disable @typescript-eslint/no-explicit-any */

src/common/ar-io.ts

@@ -185,35 +185,21 @@ export class ArIO implements ArIOContract {
     });
   }
   async getObservations({
-    epochStartHeight,
     evaluationOptions,
   }: EvaluationParameters<{
     epochStartHeight?: number;
   }> = {}): Promise<Observations> {
     const { observations } = await this.contract.getContractState({
       evaluationOptions,
     });
-    return epochStartHeight !== undefined
-      ? { [epochStartHeight]: observations[epochStartHeight] }
-      : observations;
+    return observations;
   }
   async getDistributions({
-    epochStartHeight,
     evaluationOptions,
-  }: EvaluationParameters<{
-    epochStartHeight?: number;
-  }> = {}): Promise<EpochDistributionData> {
-    const distributions =
-      epochStartHeight !== undefined
-        ? await this.getEpoch({
-            ...evaluationOptions,
-            blockHeight: epochStartHeight,
-          })
-        : await this.contract
-            .getContractState({
-              evaluationOptions,
-            })
-            .then((state) => state.distributions);
+  }: EvaluationParameters = {}): Promise<EpochDistributionData> {
+    const { distributions } = await this.contract.getContractState({
+      evaluationOptions,
+    });
     return distributions;
   }
 }