#!/bin/bash
# DYNR Module: Rclone Wizard v2.3.7pre

run_rclone_wizard() {
    BLUE='\033[38;5;45m'; PURPLE='\033[38;5;127m'; GOLD='\033[38;5;178m'; RED='\033[38;5;196m'; NC='\033[0m'
    LOG_DIR="/root/.dynr/logs/rclone-wizard"
    mkdir -p "$LOG_DIR"

    # --- Dynamic Dependency Check ---
    MISSING=()
    command -v rclone &> /dev/null || MISSING+=("rclone")
    command -v fzf &> /dev/null || MISSING+=("fzf")

    if [ ${#MISSING[@]} -gt 0 ]; then
        echo -e "${RED}⚠️  Required tools missing: ${MISSING[*]}${NC}"
        read -p "Manifest these scrolls now? (y/n): " choice
        [[ "$choice" == "y" ]] && sudo apt update -qq && sudo apt install -y -qq "${MISSING[@]}" || { dynr; return; }
    fi

    # --- Deep Navigation Engine (Stderr redirected to protect variables) ---
    navigate_path() {
        local type=$1; local base=$2; local current_dir="/"
        while true; do
            echo -e "${PURPLE}Navigation: ${GOLD}$type${NC} | ${BLUE}Path: ${GOLD}${base}${current_dir}${NC}" >&2
            if [[ "$type" == "LOCAL" ]]; then
                local options=$(find "$current_dir" -maxdepth 1 -type d -not -path "$current_dir" -printf "%f\n" 2>/dev/null)
            else
                local options=$(rclone lsd "${base}${current_dir}" 2>/dev/null | awk '{print substr($0, index($0, $5))}' | awk '{$1=$1;print}')
            fi
            local choice=$(printf "✅ SELECT THIS FOLDER\n..\nQUIT\n%s" "$options" | fzf --height 15 --reverse --header "Targeting Folder...")
            case "$choice" in
                "✅ SELECT THIS FOLDER") echo "${current_dir}"; return ;;
                "..") current_dir=$(dirname "$current_dir"); [[ "$current_dir" != "/" ]] && current_dir="${current_dir}/"; clear >&2 ;;
                "QUIT"|"") echo "CANCEL"; return ;;
                *) current_dir="${current_dir%/}/${choice}/"; current_dir=$(echo "$current_dir" | sed 's|//|/|g'); clear >&2 ;;
            esac
        done
    }

    clear
    echo -e "${PURPLE}=================================================${NC}"
    echo -e "${BLUE}    🐉  DYNASTY REVOLUTION: RCLONE WIZARD    🐉    ${NC}"
    echo -e "${PURPLE}=================================================${NC}"

    OPTIONS=("Safe Transfer (Copy Only)" "List Existing Remotes" "Configure New Remote" "Exit Wizard")
    CHOICE=$(printf "%s\n" "${OPTIONS[@]}" | fzf --height 40% --reverse --prompt="Select Stance > ")

    case "$CHOICE" in
        "Safe Transfer (Copy Only)")
            REMOTES=$(rclone listremotes)
            # Source Select
            S_BASE=$(printf "QUIT\nLOCAL_FILESYSTEM\n%s" "$REMOTES" | fzf --prompt="Select Source > ")
            [[ "$S_BASE" == "QUIT" || -z "$S_BASE" ]] && { run_rclone_wizard; return; }
            [[ "$S_BASE" != "LOCAL_FILESYSTEM" && "$S_BASE" != *":" ]] && S_BASE="${S_BASE}:"
            S_SUB=$(navigate_path "$([[ "$S_BASE" == "LOCAL_FILESYSTEM" ]] && echo "LOCAL" || echo "REMOTE")" "$([[ "$S_BASE" == "LOCAL_FILESYSTEM" ]] && echo "" || echo "$S_BASE")")
            [[ "$S_SUB" == "CANCEL" ]] && { run_rclone_wizard; return; }
            F_SRC="$([[ "$S_BASE" == "LOCAL_FILESYSTEM" ]] && echo "$S_SUB" || echo "${S_BASE}${S_SUB}")"

            # Destination Select
            D_BASE=$(printf "QUIT\nLOCAL_FILESYSTEM\n%s" "$REMOTES" | fzf --prompt="Select Destination > ")
            [[ "$D_BASE" == "QUIT" || -z "$D_BASE" ]] && { run_rclone_wizard; return; }
            [[ "$D_BASE" != "LOCAL_FILESYSTEM" && "$D_BASE" != *":" ]] && D_BASE="${D_BASE}:"
            D_SUB=$(navigate_path "$([[ "$D_BASE" == "LOCAL_FILESYSTEM" ]] && echo "LOCAL" || echo "REMOTE")" "$([[ "$D_BASE" == "LOCAL_FILESYSTEM" ]] && echo "" || echo "$D_BASE")")
            [[ "$D_SUB" == "CANCEL" ]] && { run_rclone_wizard; return; }
            F_DEST="$([[ "$D_BASE" == "LOCAL_FILESYSTEM" ]] && echo "$D_SUB" || echo "${D_BASE}${D_SUB}")"

            clear
            echo -e "${RED}🛡️  DYNASTY DATA SAFETY LOCK${NC}"
            echo -e "${BLUE}FROM: ${GOLD}\"$F_SRC\"${NC}\n${BLUE}TO:   ${GOLD}\"$F_DEST\"${NC}"
            echo -e "-------------------------------------------------\n${GOLD}Mode: Additive Copy (No Deletions)${NC}"
            read -p "Type 'SAFE' to manifest: " VAL
            if [[ "$VAL" == "SAFE" ]]; then
                TS=$(date +"%Y%m%d_%H%M%S"); LOG="$LOG_DIR/copy_$TS.log"
                rclone copy -vP "$F_SRC" "$F_DEST" 2>&1 | tee "$LOG"
                read -p "Transfer Complete. Enter to return..."
            else
                echo -e "${RED}Aborted.${NC}"; sleep 1
            fi
            ;;
        "List Existing Remotes") rclone listremotes | sed 's/^/  ☁️  /' ;;
        "Configure New Remote") rclone config ;;
        *) dynr; return ;;
    esac

    echo -e "${PURPLE}=================================================${NC}"
    read -p "Press Enter to return..." < /dev/tty
    run_rclone_wizard
}