ImportExchangeData

Payroll Engine Client Tutorials - Import exchange data

Overview

Tutorial topic: Import employee wage changes from JSON file

Prerequisites

• Payroll Engine Backend running with SimplePayroll
• Visual Studio with .NET 8
• Tutorial Create and modify objects

Learnings

• Read exchange model
• Transform exchange object
• Using JSON files

Notes

• Preparation
  • Setup SimplePayroll
• Welcome - tutorial slide
  • Manage user tasks using a CSV file
  • Prerequisites
  • Learnings
• Visual Studio
  • Tutorial project ImportExchangeData.csproj
  • Tutorial notes in project folder README.md
• Application use cases
  • Read case changes from JSON
  • Validate case values
    • check should be also in the case validation script
  • Create case change
• Exchange model
  • model overview image
• Program usage
  • program help
  • command line arguments
    • tenant: SimplePayroll
    • json: Cases.json
      • two month wage changes
      • one below min month wage
  • run program
    • created case values
    • min wage correction
• Program structure
  • Get tenant
  • Read exchange JSON from Cases.json
    • exchange reader class
    • read any exchange object
  • Setup case values
    • Case value
      • value as json
      • value type
    • Exchange visitor
      • handler for any exchange object
    • visit case value
      • check tenant
      • case value convert (json > decimal)
      • check and fix min wage (decimal > json)
      • store invalid request month wage in attribute
    • result is a list of tuple/pair
      • case change setup
      • case value setup
  • Import case changes
    • exchange import class
    • read exchange object
  • Display case changes
    • table layout
    • note with min. month wage fix