#!/bin/bash
MOUNT_BASE="$HOME/SYM"
declare -A REMOTES

while IFS= read -r remote; do
    remote="${remote%:}"
    REMOTES["$remote"]="$MOUNT_BASE/$remote"
done < <(rclone listremotes)

if [[ ${#REMOTES[@]} -eq 0 ]]; then
    echo "Keine rclone-Remotes gefunden. Abbruch."
    exit 1
fi

is_mounted() {
    mountpoint -q "${REMOTES[$1]}"
}

status_dot() {
    is_mounted "$1" && echo "🟢" || echo "🔴"
}

mount_remote() {
    local remote=$1
    local mount_path="${REMOTES[$remote]}"

    if is_mounted "$remote"; then
        gum style --foreground 212 "⚠️ ${remote} ist bereits gemountet unter ${mount_path}"
        return 0
    fi

    mkdir -p "$mount_path"
    gum spin --title "Mounting ${remote}..." -- rclone mount \
        --vfs-cache-mode full \
        --dir-cache-time 1h \
        --daemon \
        "$remote": "$mount_path"

    if is_mounted "$remote"; then
        gum style --foreground 10 "✅ ${remote} wurde erfolgreich gemountet unter ${mount_path}"
    else
        gum style --foreground 9 "❌ Fehler beim Mounten von ${remote}. Bitte rclone-Log prüfen."
        return 1
    fi
}

unmount_remote() {
    local remote=$1
    local mount_path="${REMOTES[$remote]}"

    if ! is_mounted "$remote"; then
        gum style --foreground 212 "⚠️ ${remote} ist nicht gemountet."
        return 0
    fi

    gum spin --title "Unmounting ${remote}..." -- fusermount -z "$mount_path"
    sleep 1  # kurz warten bis der lazy unmount sich gesetzt hat

    if ! is_mounted "$remote"; then
        gum style --foreground 10 "✅ ${remote} wurde erfolgreich getrennt."
    else
        gum style --foreground 9 "❌ Fehler beim Trennen von ${remote}."
        return 1
    fi
}

unmount_all() {
    local any_mounted=false
    for remote in "${!REMOTES[@]}"; do
        if is_mounted "$remote"; then
            any_mounted=true
            unmount_remote "$remote"
        fi
    done
    if ! $any_mounted; then
        gum style --foreground 212 "⚠️ Keine Remotes gemountet."
    fi
}

while true; do
    menu_items=()
    for remote in "${!REMOTES[@]}"; do
        menu_items+=("$(status_dot "$remote") ${remote}")
    done
    menu_items+=("⏏️  Alle Remotes trennen" "Beenden")

    choice=$(gum choose --header "🚀 rclone Mount-Menü" "${menu_items[@]}")

    case "$choice" in
        "⏏️  Alle Remotes trennen") unmount_all ;;
        "Beenden") exit 0 ;;
        *)
            selected="${choice#* }"
            is_mounted "$selected" && unmount_remote "$selected" || mount_remote "$selected"
            ;;
    esac
done