nvim-sync

#!/usr/bin/env bash

silent=0
up=1
down=2
direction=
PATH="$HOME/.config/nvim"
gid='99ce623d080c4162a67d97f569bd7bd4'

if [ -z "$GH_TOKEN" ] ; then
    echo "github token required, use export GH_TOKEN=abc123."
    exit 1
fi

if ! command -V /usr/bin/curl &> /dev/null ; then
    echo 'curl is required'
    exit 1
fi

if ! command -V /usr/bin/jq &> /dev/null; then
    echo 'jq required.'
    exit 1
fi

while getopts 'udps' flag; do
    case "$flag" in
        u) [ -n "$direction" ] || direction=$up ;;
        d) [ -n "$direction" ] || direction=$down ;;
        p) path=$flag ;;
        s) silent=1 ;;
    esac
done

if [ -z "$direction" ] ; then
    echo 'direction required'
    exit 1
fi

sync_up() {
    [[ $silent -eq 0 ]] && echo "syncing from ${PATH}"

    files=$(
        for f in $HOME/.config/nvim/*.lua $HOME/.config/nvim/lua/*.lua ; do 
            /usr/bin/jq -Rs '{fn: "'${f##*/}'", content: .}' $f; 
        done | \
        # /usr/bin/jq -n 'reduce inputs as $d (.; . + [ { fn: $d.fn, content: $d.content } ])'
                /usr/bin/jq -n 'reduce inputs as $d (.; . + { ($d.fn): {language: "Lua", content: $d.content} })'
    )
    body='{
            "files": '"${files}"'
    }'

    res=$(/usr/bin/curl -s -X PATCH \
        -H "Accept: application/vnd.github.v3+json" \
        https://${GH_TOKEN}@api.github.com/gists/${gid} \
        -d "$body")
}

sync_down() {
    [[ $silent -eq 0 ]] && echo "syncing into ${PATH}"

    data=$(/usr/bin/curl -s \
            -H "Accept: application/vnd.github.v3+json" \
            https://api.github.com/gists/99ce623d080c4162a67d97f569bd7bd4)

    { readarray -t -d '' arr && wait "$!"; } < <(
        set -o pipefail
        echo $data | /usr/bin/jq -r '.files | map([(.filename),(.content)]) | .[] | (., "\u0000")'
    )

    [[ ! -d "$PATH/lua" ]] && /usr/bin/mkdir -p "$PATH/lua"

    for f in "${arr[@]}"
    do
        fn=$(echo $f | /usr/bin/jq -r '.[0]')
        if [[ "$fn" == "" ]] ; then
            continue
        fi

        if [[ "$fn" == "init.lua" ]] ; then
            echo $f | /usr/bin/jq -r '.[0]' > "$PATH/$fn"
        else
            echo $f | /usr/bin/jq -r '.[1]' > "$PATH/lua/$fn"
        fi
    done
}

[[ $silent -eq 0 ]] && echo 'neovim sync started...'

if [[ $direction -eq $up ]] ; then
    sync_up
else
    sync_down
fi

[[ $silent -eq 0 ]] && echo 'done.'