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CreateDisputeEvidenceFile

by
Published Oct 17, 2025

Uploads a file to use as evidence in a dispute challenge. The endpoint accepts HTTP multipart/form-data file uploads in HEIC, HEIF, JPEG, PDF, PNG, and TIFF formats.

Script square Verified
Use in Windmill

The script

Submitted by hugo697 Bun
Verified 235 days ago
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//native
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type Square = {
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  token: string;
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};
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type Base64 = string;
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/**
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 * CreateDisputeEvidenceFile
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 * Uploads a file to use as evidence in a dispute challenge. The endpoint accepts HTTP
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multipart/form-data file uploads in HEIC, HEIF, JPEG, PDF, PNG, and TIFF formats.
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 */
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export async function main(
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  auth: Square,
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  dispute_id: string,
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  body: {
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    request?: {
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      idempotency_key: string;
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      evidence_type?:
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        | "GENERIC_EVIDENCE"
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        | "ONLINE_OR_APP_ACCESS_LOG"
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        | "AUTHORIZATION_DOCUMENTATION"
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        | "CANCELLATION_OR_REFUND_DOCUMENTATION"
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        | "CARDHOLDER_COMMUNICATION"
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        | "CARDHOLDER_INFORMATION"
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        | "PURCHASE_ACKNOWLEDGEMENT"
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        | "DUPLICATE_CHARGE_DOCUMENTATION"
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        | "PRODUCT_OR_SERVICE_DESCRIPTION"
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        | "RECEIPT"
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        | "SERVICE_RECEIVED_DOCUMENTATION"
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        | "PROOF_OF_DELIVERY_DOCUMENTATION"
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        | "RELATED_TRANSACTION_DOCUMENTATION"
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        | "REBUTTAL_EXPLANATION"
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        | "TRACKING_NUMBER";
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      content_type?: string;
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    };
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    image_file?: {
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      base64: Base64;
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      type:
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        | "image/png"
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        | "image/jpeg"
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        | "image/gif"
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        | "application/pdf"
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        | "appication/json"
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        | "text/csv"
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        | "text/plain"
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        | "audio/mpeg"
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        | "audio/wav"
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        | "video/mp4";
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      name: string;
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    };
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  },
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) {
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  const url = new URL(
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    `https://connect.squareup.com/v2/disputes/${dispute_id}/evidence-files`,
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  );
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  const formData = new FormData();
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  for (const [k, v] of Object.entries(body)) {
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    if (v !== undefined) {
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      if (["image_file"].includes(k)) {
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        const { base64, type, name } = v as {
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          base64: Base64;
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          type: string;
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          name: string;
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        };
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        formData.append(
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          k,
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          new Blob([Uint8Array.from(atob(base64), (m) => m.codePointAt(0)!)], {
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            type,
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          }),
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          name,
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        );
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      } else {
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        formData.append(k, String(v));
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      }
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    }
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  }
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  const response = await fetch(url, {
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    method: "POST",
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    headers: {
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      Authorization: "Bearer " + auth.token,
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    },
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    body: formData,
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  });
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  if (!response.ok) {
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    const text = await response.text();
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    throw new Error(`${response.status} ${text}`);
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  }
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  return await response.json();
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}
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