#!/bin/bash
set -e

DFS_USER=$(whoami)
ARG=""
GOT_OPTS=()
while [[ $# > 0 || -n "$ARG" ]]; do
    if [[ -z "$ARG" ]]; then ARG=$1; shift; fi
    case $ARG in
        -s*|--secure ) DFS_SECURE=1 ;;
        -u*|--user ) 
            if [[ "$ARG" == --*=* ]]; then
                DFS_USER="${ARG#*=}"
            else
                DFS_USER=$1
                shift
            fi
            if [[ -z "$DFS_USER" ]]; then
                echo "install user is required"
                exit 1
            fi
            ;;
        --*=* ) GOT_OPTS+=("${ARG%%=*}" "${ARG#*=}") ;;
        --* ) GOT_OPTS+=("$ARG") ;;
        -* ) GOT_OPTS+=("${ARG:0:2}") ;;
        *  ) GOT_OPTS+=("$ARG") ;;
    esac
    if [[ "$ARG" == "--"* || ! "$ARG" == "-"* || ${#ARG} -le 2 ]]; then
        ARG=""
    else
        ARG=-${ARG:2}
    fi
done

# install
su $DFS_USER << EOF
cd
if [[ ! -f ~/dotfiles/install.sh ]]; then
    git clone https://gitee.com/dictxiong/dotfiles
fi
if [[ "$DFS_SECURE" == "1" ]]; then
    echo "enter secure mode"
    cd dotfiles
    git fetch --all
    git -c advice.detachedHead=false checkout $(curl -fsSL https://api.beardic.cn/get-var/dfs-commit-id)
    cd
fi
./dotfiles/install.sh ${GOT_OPTS[@]}
zsh -c "source ~/.zshrc"
EOF