#!/usr/bin/env bash

set -euo pipefail
SRC_DIR="${TYPST_SOURCE_DIR}"
OUT_DIR="${BUILD_DIR}"

if [[ ! -d "$SRC_DIR" ]]; then
    echo "Source directory '$SRC_DIR' does not exist."
    exit 1
fi

mkdir -p "$OUT_DIR"


# Find all .typ files under $SRC_DIR (excluding hidden dirs)
mapfile -d '' files < <(printf '%s\0' "$SRC_DIR"/*.typ 2>/dev/null)

if [[ ${#files[@]} -eq 0 ]]; then
    echo "No .typ files found in '$SRC_DIR'."
    exit 0
fi

for f in "${files[@]}"; do
    # Trim leading ./ if present
    rel="${f#./}"
    # Destination path: build/<same-subdirs>/<filename>.pdf
    dest_pdf="${OUT_DIR}/$(basename "${rel%.typ}").pdf"

    echo "Compiling: $f  ->  $dest_pdf"
    typst compile "$f" "$dest_pdf"
done