sum.ts

const data = [
    {
        "purchase": {
            "total_sales": 300,
            "sales": 0,
            "discount_ratio": 0,
            "set_cost_ratio": 200,
            "cost_of_sales": 0,
            "gross_profit": 0,
            "gross_profit_ratio": 0,
            "period_start_inventory": 0,
            "purchase_amount": 0,
            "period_end_inventory": 0,
            "inventory_turnover": 0
        },
        "order": {
            "total_sales": 400,
            "sales": 0,
            "discount_ratio": 0,
            "set_cost_ratio": 0,
            "cost_of_sales": 0,
            "gross_profit": 0,
            "gross_profit_ratio": 0,
            "period_start_inventory": 0,
            "purchase_amount": 0,
            "period_end_inventory": 0,
            "inventory_turnover": 0
        }
    },
    {
        "purchase": {
            "total_sales": 100,
            "sales": 0,
            "discount_ratio": 0,
            "set_cost_ratio": 100,
            "cost_of_sales": 0,
            "gross_profit": 0,
            "gross_profit_ratio": 0,
            "period_start_inventory": 0,
            "purchase_amount": 0,
            "period_end_inventory": 0,
            "inventory_turnover": 0
        },
        "order": {
            "total_sales": 400,
            "sales": 0,
            "discount_ratio": 0,
            "set_cost_ratio": 0,
            "cost_of_sales": 0,
            "gross_profit": 0,
            "gross_profit_ratio": 0,
            "period_start_inventory": 0,
            "purchase_amount": 0,
            "period_end_inventory": 0,
            "inventory_turnover": 0
        }
    },
]

const expectedData = [
  {
    "purchase": {
      "total_sales": 400, // penjumlahan dengan purchase total sales purchase yang lain
      "sales": 0,
      "discount_ratio": 0,
      "set_cost_ratio": 300, // penjumlahan dengan purchase set cost ratio yang lain
      "cost_of_sales": 0,
      "gross_profit": 0,
      "gross_profit_ratio": 0,
      "period_start_inventory": 0,
      "purchase_amount": 0,
      "period_end_inventory": 0,
      "inventory_turnover": 0
    },
    "order": {
      "total_sales": 800, // penjumlahan dengan order total sales yang lain
      "sales": 0,
      "discount_ratio": 0,
      "set_cost_ratio": 0,
      "cost_of_sales": 0,
      "gross_profit": 0,
      "gross_profit_ratio": 0,
      "period_start_inventory": 0,
      "purchase_amount": 0,
      "period_end_inventory": 0,
      "inventory_turnover": 0
    }
  }
]