#!/bin/bash

# Sync myshellconfig with configured git repo
if ! $SSHS; then
    ### set userspecific variables #######
    [ -z "$PDSH_RCMD_TYPE" ] && export PDSH_RCMD_TYPE=ssh
    [ -z "$XDG_RUNTIME_DIR" ] && export export XDG_RUNTIME_DIR=/run/user/$(id -u $USER)

    ######################################

    MYSHELLCONFIG_GIT_PROTOCOL_GIT="git://"
    MYSHELLCONFIG_GIT_PROTOCOL_HTTP="http://"
    MYSHELLCONFIG_GIT_PROTOCOL_SSH="git@"
    MYSHELLCONFIG_GIT_PROTOCOL_FILE=""
    [ -z "${MYSHELLCONFIG_GIT_SERVER+x}" ] && MYSHELLCONFIG_GIT_SERVER="git.schuerz.at"
    [ -z "${MYSHELLCONFIG_GIT_REPO_NAME+x}" ] && MYSHELLCONFIG_GIT_REPO_NAME="$(basename $MYSHELLCONFIG_BASE).git"
    [ -z "${MYSHELLCONFIG_GIT_REPO_PATH_HTTP+x}" ] && MYSHELLCONFIG_GIT_REPO_PATH_HTTP="/public/"
    [ -z "${MYSHELLCONFIG_GIT_REPO_PATH_SSH+x}" ] && MYSHELLCONFIG_GIT_REPO_PATH_SSH=":public/"
    [ -z "${MYSHELLCONFIG_GIT_REPO_PATH_GIT+x}" ] && MYSHELLCONFIG_GIT_REPO_PATH_GIT="/public/"
#    [ -z "${MYSHELLCONFIG_GIT_REPO_PATH_FILE+x}" ] && MYSHELLCONFIG_GIT_REPO_PATH_FILE="/media/$USER/gitstick/"
    [ -z "${MYSHELLCONFIG_GIT_REPO_PATH_FILE+x}" ] && MYSHELLCONFIG_GIT_REPO_PATH_FILE="/srv/git/"


    MYSHELLCONFIG_GIT_REMOTE_PUBLIC_GIT="${MYSHELLCONFIG_GIT_PROTOCOL_GIT}${MYSHELLCONFIG_GIT_SERVER}${MYSHELLCONFIG_GIT_REPO_PATH_GIT}"
    MYSHELLCONFIG_GIT_REMOTE_PUBLIC_SSH="${MYSHELLCONFIG_GIT_PROTOCOL_SSH}${MYSHELLCONFIG_GIT_SERVER}${MYSHELLCONFIG_GIT_REPO_PATH_SSH}"
    MYSHELLCONFIG_GIT_REMOTE_PUBLIC_HTTP="${MYSHELLCONFIG_GIT_PROTOCOL_HTTP}${MYSHELLCONFIG_GIT_SERVER}${MYSHELLCONFIG_GIT_REPO_PATH_HTTP}"
    MYSHELLCONFIG_GIT_REMOTE_PUBLIC_FILE="${MYSHELLCONFIG_GIT_PROTOCOL_FILE}${MYSHELLCONFIG_GIT_REPO_PATH_FILE}"
    MYSHELLCONFIG_GIT_REMOTE_PUBLIC_DEFAULT="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_GIT}"

    MYSHELLCONFIG_GIT_REMOTE_DEFAULT="${MYSHELLCONFIG_GIT_PROTOCOL_GIT}${MYSHELLCONFIG_GIT_SERVER}${MYSHELLCONFIG_GIT_REPO_PATH_GIT}"

    # If MYSHELLCONFIG_GIT_REMOTE is set in ~/.bashrc before sourcing this file, take value from ~/.bashrc
    # If set MYSHELLCONFIG_GIT_REMOTE_PROTOCOL in ~/.bashrc before sourcing this file, you cange choose one of the above 
    # defined values for a specific host

    if [ -z ${MYSHELLCONFIG_GIT_REMOTE+x} ]; then
        case $MYSHELLCONFIG_GIT_REMOTE_PROTOCOL in
            git)
                MYSHELLCONFIG_GIT_REMOTE_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_GIT}"
                ;;
            ssh)
                MYSHELLCONFIG_GIT_REMOTE_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_SSH}"
                ;;
            http)
                MYSHELLCONFIG_GIT_REMOTE_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_HTTP}"
                ;;
            file)
                MYSHELLCONFIG_GIT_REMOTE_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_FILE}"
                MYSHELLCONFIG_GIT_SERVER="${MYSHELLCONFIG_GIT_REPO_PATH_FILE}"
                ;;
            *)
                MYSHELLCONFIG_GIT_REMOTE_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_DEFAULT}"
                ;;
            esac
            MYSHELLCONFIG_GIT_REMOTE="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC}${MYSHELLCONFIG_GIT_REPO_NAME}"
    fi

    if [ -z ${MYSHELLCONFIG_GIT_REMOTE_PUSH+x} ]; then
        case $MYSHELLCONFIG_GIT_REMOTE_PUSH_PROTOCOL in
            git)
                MYSHELLCONFIG_GIT_REMOTE_PUSH_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_GIT}"
                ;;
            ssh)
                MYSHELLCONFIG_GIT_REMOTE_PUSH_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_SSH}"
                ;;
            http)
                MYSHELLCONFIG_GIT_REMOTE_PUSH_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_HTTP}"
                ;;
            file)
                MYSHELLCONFIG_GIT_REMOTE_PUSH_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_FILE}"
                ;;
            *)
                MYSHELLCONFIG_GIT_REMOTE_PUSH_PUBLIC="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_DEFAULT}"
                ;;
            esac
            MYSHELLCONFIG_GIT_REMOTE_PUSH=${MYSHELLCONFIG_GIT_REMOTE_PUSH_PUBLIC}${MYSHELLCONFIG_GIT_REPO_NAME}
    fi

    [ -z "${MYSHELLCONFIG_GIT_REMOTE_NAME+x}" ] && export MYSHELLCONFIG_GIT_REMOTE_NAME=origin
    [ -z "${MYSHELLCONFIG_GIT_BRANCH+x}" ] && export MYSHELLCONFIG_GIT_BRANCH=master
    # If TAG is set, checkout is always headless. 
    [ -z "${MYSHELLCONFIG_GIT_TAG:+x}" ] || { export MYSHELLCONFIG_GIT_BRANCH=${MYSHELLCONFIG_GIT_TAG}; export MYSHELLCONFIG_GIT_CHECKOUTSCRIPT_OPTIONS="-h"; }

    #GIT_SSH_PATH="/srv/repos"

    #echo "Run with $TERM" >&2
    case $TERM in
        #*term*|*linux*)
        *term*)

            if [ -d "${MYSHELLCONFIG_BASE}" -a $($SGIT status 1>/dev/null 2>&1; echo $?) -eq 0 ]; then
                [ -d "${MYSHELLCONFIG_LOGDIR}" ] || mkdir -p "${MYSHELLCONFIG_LOGDIR}"
                if ! $SGIT rev-parse --git-dir > /dev/null 2>&1 ; then
                    loginfo "Init ${MYSHELLCONFIG_BASE} as git-repo" >&2
                    $SGIT init
                fi
                
                # Update Userinformations for git
                $SGIT config user.email "${USERNAME}"
                $SGIT config user.name "${FULLNAME}"

                # set upstream only if not detached
                [ $($SGIT rev-parse --abbrev-ref HEAD) != "HEAD" ] && $SGIT branch --set-upstream-to=${MYSHELLCONFIG_GIT_REMOTE_NAME}/$($SGIT rev-parse --abbrev-ref HEAD)

                # sync repo with origin if git is reachable 
                if ckrepo ; then
                    loginfo "git checokut" >&2
                    sync_config
                    . ${MYSHELLCONFIG_BASE}/functions.sh
                    create_symlinks "$MYSHELLCONFIG_BASE"
                else 
                    loginfo "${MYSHELLCONFIG_GIT_SERVER}" not reachable >&2;
                    loginfo "profile not syncing" >&2;
                fi

            else
                loginfo "Clone ${MYSHELLCONFIG_GIT_REMOTE} and configure git" >&2

                if $( timeout --foreground "${MYSHELLCONFIG_GIT_CHECKOUT_TIMEOUT}" git -C ${HOME} clone "${MYSHELLCONFIG_GIT_REMOTE}" "${MYSHELLCONFIG_BASE}" ); then
                    :
                else
                    MYSHELLCONFIG_GIT_REMOTE="${MYSHELLCONFIG_GIT_REMOTE_PUBLIC_HTTP}${MYSHELLCONFIG_GIT_REPO_NAME}"
                    loginfo "Clone ${MYSHELLCONFIG_GIT_REMOTE} and configure git" >&2
                    timeout --foreground "${MYSHELLCONFIG_GIT_CHECKOUT_TIMEOUT}" git -C ${HOME} clone "${MYSHELLCONFIG_GIT_REMOTE}" "${MYSHELLCONFIG_BASE}" || return 1 2>/dev/null || exit 1
                fi



                [ -d "${MYSHELLCONFIG_BASE}" ] && { loginfo create ${MYSHELLCONFIG_LOGDIR} >&2; mkdir -p "${MYSHELLCONFIG_LOGDIR}"; }

                $SGIT config user.email "${USERNAME}"
                $SGIT config user.name "${FULLNAME}"

                # Initialize Vundle as preconfigured Submodule
                #$SGIT submodule update --init --recursive
                #$SGIT submodule foreach 'git checkout master'

                loginfo "sync config" >&2
                sync_config
                . ${MYSHELLCONFIG_BASE}/functions.sh
                loginfo "config synced, functions.sh sourced" >&2
                create_symlinks "$MYSHELLCONFIG_BASE"

                # Install vim Plugins
                #echo "Run Vim, and in Vim run :PluginInstall to install all Plugins"
                vim -c "PluginInstall" -c ":qa!"
            fi
            [ -z ${MYSHELLCONFIG_GIT_REMOTE_PUSH+x} ] || $SGIT remote set-url --push ${MYSHELLCONFIG_GIT_REMOTE_NAME} "${MYSHELLCONFIG_GIT_REMOTE_PUSH}" 
            ;;
        *screen*)
            loginfo "I'm in sceen/tmux now" >&2
            ;;
        *dumb*)
            loginfo "Run with dumb terminal" 1>&2
            ;;
        *)
            loginfo "Run with $TERM" >&2
            ;;
    esac
fi