Code generator

[prathamesh0]

#23

• Support multiple contracts in a single watcher
  • Artifacts for all the contracts
  • Changes in indexer to parse events contract wise
• Accomodate subgraph types
  • GQL APIs for subgraph entities
    • Types
      • Handle type conflicts:
        • Type conflict with watcher types (Block, etc)
        • Type conflict with user defined types (RewardScheduleEntry, etc)
      • Handle additional subgraph types (BigDecimal, Bytes, etc.)
    • Add and use BlockHeight input type
    • Queries
      • Entity with relational fields
      • Nested relation upto depth 1
      • Nested entity relations
    • Resolvers
      • Add definitions for additional custom scalars
  • Entities
    • Handle field conflicts
    • Handle enum type fields
    • Handle relation fields
• Job-runner changes
• Indexer changes
• Auto-diff based on store.set
• Update tests to pass indexer to instantiate
• Call subgraph block handler
• Accomodate CLI fixes done in Create checkpoints after hook processing and clear subgraph entities on reset #61
• Get sol to ts typemapping from ethersjs
• Test bigint -> numeric pgtype change in typeorm entities
• Create relationsMap and entityTypesMap (indexer)
• Accomodate refactoring changes in Store initial state and refactor IPLDBlocks related code #76
• Accomodate performance changes
• Change default ERC20 hooks
• ABI based schema generator
• Update import to create entities from the checkpoint
• BigInt values are being encoded as BigNumber object in IPLDBlock.
• Remove lint warnings from generated watcher