fzf-cheat.bash

#!/usr/bin/env bash

CHT_SH_LIST_CACHE_DIR=$HOME/'.cache/'
CHT_SH_LIST_CACHE=$HOME/'.cache/cht_sh_cached_list'

#Cache the list on first run
if [ ! -f "$CHT_SH_LIST_CACHE" ]; then
    if [ ! -d "$CHT_SH_LIST_CACHE_DIR" ]; then
        mkdir "$CHT_SH_LIST_CACHE_DIR"
    fi
    echo "First time run. Downloading cht.sh cht.sh/:list to cache..."
    curl cht.sh/:list > "$CHT_SH_LIST_CACHE"
fi



#Select a cht.sh cheat from the list
selected=$(fzf --reverse --height 75% --border -m --ansi --nth 2..,.. --prompt='CHEAT.SH> ' --preview='curl -s cht.sh/{}' --preview-window=right:80% < "$CHT_SH_LIST_CACHE")
if [[ -z $selected ]]; then
    exit 0
fi

# Ask the user what they would like to query (with live preview, also displays preview for topics not given by cheat.sh/$selected/:list)
query=$(curl -s cht.sh/"$selected"/:list | fzf --print-query --reverse --height 75% --border -m --ansi --nth 2..,.. --prompt='CHEAT.SH/'"$(echo "$selected" | tr '[:lower:]' '[:upper:]')"'> ' \
    --preview='curl -s cht.sh/'"$selected"'/{1} && curl -s cht.sh/'"$selected"'/{q}' --preview-window=right:80%)
# BUG: Fix below above logic so it displays preview when there is an available match to query, otherwise attempts to curl unmatched query


#Retreive the cheatsheet from cht.sh
if grep -qs "$selected" "$CHT_SH_LIST_CACHE"; then
    query=$(echo "$query" | tr ' ' '+' | sed 's/.*+//')
    if [[ -z $query ]]; then
        echo "curl cht.sh/$selected" & curl cht.sh/"$selected"
    else
        echo \"curl cht.sh/"$selected"/"$query"/\" & curl cht.sh/"$selected"/"$query"
    fi
else
    #If its not in the cache, query cht.sh anyways and hope for the best
    curl -s cht.sh/"$selected"~"$query"
fi