#!/bin/bash
set -euo pipefail

ENV_DIR="./envs"
EXPORT_FOLDER="export"
mkdir -p "$EXPORT_FOLDER"

# Find all .env files in the ENV_DIR
env_files=("$ENV_DIR"/*.env)

if [ ${#env_files[@]} -eq 0 ]; then
    echo "❌ No .env files found in $ENV_DIR"
    exit 1
fi

for env_file in "${env_files[@]}"; do
    echo "🔄 Processing environment file: $env_file"
    
    # Load environment variables from .env file
    set -o allexport
    source "$env_file"
    set +o allexport

    if [[ -z "${CLOUDFLARE_API_TOKEN:-}" ]]; then
        echo "⚠️  CLOUDFLARE_API_TOKEN not set in $env_file. Skipping."
        continue
    fi

    # Step 1: Fetch all zones from Cloudflare
    echo "Fetching zone list from Cloudflare..."
    zones_json=$(curl -s https://api.cloudflare.com/client/v4/zones \
        -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
        -H "Content-Type: application/json")

    # Step 2: Parse zones (needs jq)
    zone_count=$(echo "$zones_json" | jq '.result | length')
    echo "Found $zone_count zones."

    # Step 3: Loop through zones
    for ((i=0; i<zone_count; i++)); do
        ZONE_ID=$(echo "$zones_json" | jq -r ".result[$i].id")
        SITE_NAME=$(echo "$zones_json" | jq -r ".result[$i].name")

        TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
        OUTPUT_FILE="$EXPORT_FOLDER/${SITE_NAME}_$TIMESTAMP.txt"

        echo "Exporting DNS records for $SITE_NAME..."

        curl -s -X GET "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records/export" \
            -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
            -H "Content-Type: application/json" | tee "$OUTPUT_FILE"

        echo " -> Saved to $OUTPUT_FILE"
    done

    echo "✅ Export complete for $env_file"
    echo ""
done

echo "🎉 All exports finished. Files are in the '$EXPORT_FOLDER' folder."