[SC] Implement Digital Purchase Receipt, Reporting and Analytics System

[Pvsaint]

Description:

Implement comprehensive analytics, reporting, and receipt generation system to provide insights into purchase data and create verifiable transaction records.

Acceptance Criteria:

Create purchase data aggregation functions by various dimensions
Implement time-based purchase tracking and trend analysis
Add total sales calculations per content/creator
Create conversion metrics tracking system
Implement cryptographic receipt generation for purchases
Make receipts verifiable on-chain with lookup capabilities
Add receipt invalidation for refunded purchases
Support basic analytics queries on-chain

Technical Details:

Add counters and aggregators for key sales metrics
Implement time-bucketed data storage for analytics
Create view functions for accessing analytics data
Implement receipt data structure with purchase details
Create cryptographic signature mechanism for receipt verification
Add receipt ID generation and tracking system
Implement receipt metadata storage and verification functions
Add events for significant metric milestones and receipt generation
Consider gas optimization for analytics and receipt functions

[JayWebtech]

Hello, my name is Jethro. I am a full-stack/blockchain developer with 6 years of experience building solution-oriented products.

I am also an expert in building dApps and smart contracts

I can confidently handle this issue.

[aji70]

i am a smart contract developer proficient in cairo and dojo i can tackle this