#!/bin/bash

# 统一目标配置转换脚本
# 从 targets.csv 生成 onvif-targets.json 和 ping-targets.json
# 使用方法: ./csv-to-targets.sh targets.csv

set -e

CSV_FILE=${1:-"targets.csv"}

# 检查jq是否安装
if ! command -v jq &> /dev/null; then
    echo "❌ jq未安装，请先安装jq:"
    echo "   Ubuntu/Debian: sudo apt-get install jq"
    echo "   CentOS/RHEL: sudo yum install jq"
    echo "   Fedora: sudo dnf install jq"
    exit 1
fi

# 检查CSV文件是否存在
if [ ! -f "$CSV_FILE" ]; then
    echo "❌ CSV文件 $CSV_FILE 不存在"
    exit 1
fi

echo "🔄 正在从 $CSV_FILE 生成配置文件..."
echo ""

# 临时文件
ONVIF_TEMP=$(mktemp)
PING_TEMP=$(mktemp)

# 处理CSV文件（跳过注释行和标题行）
# 列顺序: type,ip,name,role,parent,uplink_type,network,device_type,model,location,username,password,onvif_port,lat,lon
tail -n +2 "$CSV_FILE" | grep -v '^#' | while IFS=',' read -r type ip name role parent uplink_type network device_type model location username password onvif_port lat lon; do
    # 去除空格
    type=$(echo "$type" | xargs)
    ip=$(echo "$ip" | xargs)
    
    # 跳过空行
    if [ -z "$type" ]; then
        continue
    fi
    
    if [ "$type" = "onvif" ]; then
        # 处理 ONVIF 设备
        device_type=$(echo "$device_type" | xargs)
        model=$(echo "$model" | xargs)
        location=$(echo "$location" | xargs)
        username=$(echo "$username" | xargs)
        password=$(echo "$password" | xargs)
        onvif_port=$(echo "$onvif_port" | xargs)
        lat=$(echo "$lat" | xargs)
        lon=$(echo "$lon" | xargs)
        
        labels="{
            \"device_type\": \"$device_type\",
            \"model\": \"$model\",
            \"location\": \"$location\",
            \"username\": \"$username\",
            \"password\": \"$password\""
        
        if [ "$onvif_port" != "80" ] && [ -n "$onvif_port" ]; then
            labels="$labels,
            \"onvif_port\": \"$onvif_port\""
        fi

        if [ -n "$lat" ]; then
            labels="$labels,
            \"lat\": \"$lat\""
        fi

        if [ -n "$lon" ]; then
            labels="$labels,
            \"lon\": \"$lon\""
        fi
        
        labels="$labels
        }"
        
        echo "{
            \"targets\": [\"$ip\"],
            \"labels\": $labels
        }" >> "$ONVIF_TEMP"
        
    elif [ "$type" = "ping" ]; then
        # 处理 Ping 目标
        device=$(echo "$name" | xargs)   # name 作为 device 标签
        role=$(echo "$role" | xargs)
        parent=$(echo "$parent" | xargs)
        uplink_type=$(echo "$uplink_type" | xargs)
        network=$(echo "$network" | xargs)
        
        labels="{
            \"device\": \"$device\""
        
        if [ -n "$uplink_type" ]; then
            labels="$labels,
            \"uplink_type\": \"$uplink_type\""
        fi
        
        if [ -n "$network" ]; then
            labels="$labels,
            \"network\": \"$network\""
        fi

        if [ -n "$role" ]; then
            labels="$labels,
            \"role\": \"$role\""
        fi

        if [ -n "$parent" ]; then
            labels="$labels,
            \"parent\": \"$parent\""
        fi
        
        labels="$labels
        }"
        
        echo "{
            \"targets\": [\"$ip\"],
            \"labels\": $labels
        }" >> "$PING_TEMP"
    fi
done

# 生成 JSON 文件
if [ -s "$ONVIF_TEMP" ]; then
    jq -s '.' "$ONVIF_TEMP" > onvif-targets.json
    ONVIF_COUNT=$(jq length onvif-targets.json)
    echo "✅ 生成 ONVIF 设备配置: $ONVIF_COUNT 个设备"
else
    echo "[]" > onvif-targets.json
    echo "⚠️  未找到 ONVIF 设备，生成空配置"
fi

if [ -s "$PING_TEMP" ]; then
    jq -s '.' "$PING_TEMP" > ping-targets.json
    PING_COUNT=$(jq length ping-targets.json)
    echo "✅ 生成 Ping 目标配置: $PING_COUNT 个目标"
else
    echo "[]" > ping-targets.json
    echo "⚠️  未找到 Ping 目标，生成空配置"
fi

# 清理临时文件
rm -f "$ONVIF_TEMP" "$PING_TEMP"

echo ""
echo "✅ 配置文件生成完成！"
echo "📁 生成的文件："
echo "   - onvif-targets.json"
echo "   - ping-targets.json"
echo ""