help.sh

#!/bin/zsh

set -euo pipefail

SYSTEM_PROMPT=$(cat <<EOF
You're given text extracted from a PDF or OCRed from an image.
It's relating to a payment.

Analyze it step by step:

1. Summarize the text
2. Extract the following information:
  - Document langauge
  - Payee name
  - Payee IBAN: First if multiple
  - Amount
  - Reference: Order/invoice/reference number
  - Purpose: Short summary translated to document language
3. Respond with the following template and fill in the extracted information:

BCD
002
1
SCT

\$PAYEE_NAME
\$PAYEE_IBAN
EUR\$AMOUNT
CHAR
\$REFERENCE
\$PURPOSE
EOF
)

# 1. Extract text
# 2. Feed text into GPT4 with system prompt
# 3. Tee output to stderr for progress
# 4. Ignore stdout until beginning of EPC QR code content
# 5. Pipe EPC QR code into qr for scannable ASCII QR code output
pipx run pypdfium2 extract-text $1 | pipx run llm -m4 -s $SYSTEM_PROMPT | tee /dev/stderr | awk '/BCD/,EOF' | pipx run --spec qrcode qr