import * as wmill from "https://deno.land/x/[email protected]/mod.ts";

/** Delete row(s) in the given range.

 * If the `endIndex` argument is not specified, only one row will be deleted.

 * 

 * **Indexes start from 1 and both are inclusive.**

 * 

 * *(eg: if `startIndex = 1` and `endIndex = 3` then row 1, 2 and 3 will be deleted)* */

export async function main(

  gsheets_auth: wmill.Resource<"gsheets">,

  spreadsheetId: string,

  sheetId: string,

  startIndex: number,

  endIndex?: number

) {

  const token = gsheets_auth["token"];

  const DELETE_ROWS_URL =

    `https://sheets.googleapis.com/v4/spreadsheets/${spreadsheetId}:batchUpdate`;

  startIndex = startIndex - 1

  endIndex = endIndex ?? startIndex + 1

  const body = {

    requests: [

      {

        deleteDimension: {

          range: {

            dimension: "ROWS",

            sheetId,

            startIndex,

            endIndex

          }

        }

      }

    ]

  }

  const response = await fetch(DELETE_ROWS_URL, {

    method: "POST",

    body: JSON.stringify(body),

    headers: {

      Authorization: "Bearer " + token,

      "Content-Type": "application/json",

    },

  });

  const json = await response.json()

  if(json.error) {

    let { code, status, message } = json.error

    message = message.replaceAll('indexes must be >= 0', 'indexes must be > 0')

    throw Error(`\n${code} ${status} - "${message}"\n`)

  }

  if(endIndex - startIndex === 1) {

    return `Deleted row: ${endIndex}`;

  }

  return `Deleted rows: ${startIndex + 1}-${endIndex}`;

}