#!/usr/bin/env bash
# 按需拷贝原 CRM Java 到 docs/crm-migration/reference/java/{module}/
# 用法: ./docs/crm-migration/scripts/snapshot-java.sh quote service/impl/CrmQuoteServiceImpl.java
#       ./docs/crm-migration/scripts/snapshot-java.sh supplier-info controller/CrmSupplierInfoController.java
set -euo pipefail

ROOT="$(cd "$(dirname "$0")/../../.." && pwd)"
SRC="${CRM_JAVA_SRC:-$ROOT/../shanxia/crm/backend/ruoyi-modules/ruoyi-crm/src/main}"
MODULE="${1:?module name (e.g. quote, supplier-info)}"
shift
FILES=("$@")

if [ ${#FILES[@]} -eq 0 ]; then
  echo "Usage: $0 <module> <relative-path>..." >&2
  echo "Example: $0 quote service/impl/CrmQuoteServiceImpl.java" >&2
  exit 1
fi

DEST="$ROOT/docs/crm-migration/reference/java/$MODULE"
mkdir -p "$DEST"

for rel in "${FILES[@]}"; do
  # 支持 controller/xxx.java 或 java/org/dromara/crm/... 两种写法
  if [[ "$rel" == java/* ]]; then
    src_file="$SRC/$rel"
    out="$DEST/${rel#java/org/dromara/crm/}"
  elif [[ "$rel" == resources/* ]]; then
    src_file="$SRC/../$rel"
    out="$DEST/$rel"
  else
    src_file="$SRC/java/org/dromara/crm/$rel"
    out="$DEST/$rel"
  fi
  mkdir -p "$(dirname "$DEST/$rel")"
  if [ ! -f "$src_file" ]; then
    echo "MISSING: $src_file" >&2
    exit 1
  fi
  cp "$src_file" "$out"
  echo "snapshotted: $rel -> reference/java/$MODULE/$rel"
done

echo "done: $(date -u +%Y-%m-%dT%H:%MZ)" >> "$DEST/.snapshot-log"