Reviewer's Guide by Sourcery

This pull request fixes a bug in the findChats endpoint and implements pagination for the findChats and findContacts endpoints. The bug fix ensures that the correct chat name is returned, while the pagination feature improves performance for users with many contacts and chats.

Sequence diagram for fetching chat name

sequenceDiagram
  participant Client
  participant ChannelStartupService
  participant PrismaRepository

  Client->>ChannelStartupService: Calls findChats endpoint
  ChannelStartupService->>PrismaRepository: Executes raw SQL query to fetch chats
  PrismaRepository-->>ChannelStartupService: Returns chat data including chatName from Chat table
  ChannelStartupService-->>Client: Returns chat data with correct chatName

Sequence diagram for Contact Pagination

sequenceDiagram
    participant Client
    participant ChannelStartupService
    participant PrismaRepository

    Client->>ChannelStartupService: Calls findContacts endpoint with page and offset
    ChannelStartupService->>PrismaRepository: Calls contact.findMany with take and skip parameters
    PrismaRepository-->>ChannelStartupService: Returns paginated contact data
    ChannelStartupService-->>Client: Returns paginated contact data

Updated class diagram for ChannelStartupService

classDiagram
    class ChannelStartupService {
        +findContacts(query: any): Promise<Contact[]>
        +findChats(query: any): Promise<Chat[]>
    }

    class Contact {
        id: string
        remoteJid: string
        pushName: string
        chatName: string
        profilePicUrl: string
        updatedAt: Date
        windowStart: Date
    }

    note for Contact "Added chatName attribute"

    class Chat {
        name: string
        createdAt: Date
    }

    ChannelStartupService -- Contact : returns

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