#!/bin/bash
# =============================================================================
# 解压从 HuggingFace 下载的标注文件
# =============================================================================

set -e

# 默认路径
ANNOTATIONS_DIR="${1:-./datasets/annotations}"
OUTPUT_DIR="${2:-./datasets}"

RED='\033[0;31m'
GREEN='\033[0;32m'
BLUE='\033[0;34m'
NC='\033[0m'

echo_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
echo_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
echo_error() { echo -e "${RED}[ERROR]${NC} $1"; }

echo "============================================================"
echo "📦 解压标注文件"
echo "============================================================"
echo "源目录: $ANNOTATIONS_DIR"
echo "输出目录: $OUTPUT_DIR"
echo ""

if [ ! -d "$ANNOTATIONS_DIR" ]; then
    echo_error "标注目录不存在: $ANNOTATIONS_DIR"
    echo "请先运行: python download_from_hf.py --download-datasets"
    exit 1
fi

mkdir -p "$OUTPUT_DIR"

# ADE20K
if [ -f "$ANNOTATIONS_DIR/ade20k_annotations.tar.gz" ]; then
    echo_info "解压 ADE20K 标注..."
    mkdir -p "$OUTPUT_DIR/ADEChallengeData2016"
    tar -xzf "$ANNOTATIONS_DIR/ade20k_annotations.tar.gz" -C "$OUTPUT_DIR/ADEChallengeData2016"
    echo_success "ADE20K 完成"
fi

# Cityscapes
if [ -f "$ANNOTATIONS_DIR/cityscapes_gtfine.tar.gz" ]; then
    echo_info "解压 Cityscapes 标注..."
    mkdir -p "$OUTPUT_DIR/cityscapes"
    tar -xzf "$ANNOTATIONS_DIR/cityscapes_gtfine.tar.gz" -C "$OUTPUT_DIR/cityscapes"
    echo_success "Cityscapes 完成"
fi

# COCO-Stuff
if [ -f "$ANNOTATIONS_DIR/coco_stuff_annotations.tar.gz" ]; then
    echo_info "解压 COCO-Stuff 标注 (较大，请等待)..."
    mkdir -p "$OUTPUT_DIR/standard_coco"
    tar -xzf "$ANNOTATIONS_DIR/coco_stuff_annotations.tar.gz" -C "$OUTPUT_DIR/standard_coco"
    echo_success "COCO-Stuff 完成"
fi

# COCO-Object
if [ -f "$ANNOTATIONS_DIR/coco_object_annotations.tar.gz" ]; then
    echo_info "解压 COCO-Object 标注..."
    mkdir -p "$OUTPUT_DIR/coco_obj"
    tar -xzf "$ANNOTATIONS_DIR/coco_object_annotations.tar.gz" -C "$OUTPUT_DIR/coco_obj"
    echo_success "COCO-Object 完成"
fi

# VOC2012
if [ -f "$ANNOTATIONS_DIR/voc2012_annotations.tar.gz" ]; then
    echo_info "解压 VOC2012 标注..."
    mkdir -p "$OUTPUT_DIR/VOCdevkit/VOC2012"
    tar -xzf "$ANNOTATIONS_DIR/voc2012_annotations.tar.gz" -C "$OUTPUT_DIR/VOCdevkit/VOC2012"
    echo_success "VOC2012 完成"
fi

# VOC2010 (PASCAL Context)
if [ -f "$ANNOTATIONS_DIR/voc2010_context_annotations.tar.gz" ]; then
    echo_info "解压 PASCAL Context 标注..."
    mkdir -p "$OUTPUT_DIR/VOCdevkit/VOC2010"
    tar -xzf "$ANNOTATIONS_DIR/voc2010_context_annotations.tar.gz" -C "$OUTPUT_DIR/VOCdevkit/VOC2010"
    echo_success "PASCAL Context 完成"
fi

echo ""
echo "============================================================"
echo_success "所有标注解压完成!"
echo "============================================================"
echo ""
echo "目录结构:"
ls -la "$OUTPUT_DIR"
echo ""
echo "⚠️ 提示: 还需要下载原始图片，运行:"
echo "   ./download_datasets.sh"