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#!/usr/bin/env bash
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# This script sets things based on my current project and will set the symlink ~/Projects/current to the correct folder
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# GLOBAL VARIABLES
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PROJECTS_PATH="$HOME/Projects"
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SYMLINC="$PROJECTS_PATH/current"
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# Prints help text
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function print_help(){
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echo "Manages projects"
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echo ""
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echo -e "Usage: $0 <command> [<args>]"
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echo ""
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echo -e "Commands"
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echo -e "--------"
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echo -e "list\t\t\tLists The available projects"
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echo -e "switch\t\t\tSwitches the current project"
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echo -e "\t--auto\t\tAutomatically deduce the project based on current working directory"
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echo -e "\t--fzf\t\tUses fzf to choose a project"
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echo -e "\t--dmenu\t\tUses dmenu to choose a project"
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echo -e "\t--rofi\t\tUses rofi to choose a project"
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echo -e "\t--unset\t\tUnsets the project"
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echo -e "\t<project>\tSets the project"
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echo -e "current\t\t\tPrints the current project"
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echo -e "\t--notify\t\tUses notify send to print current project"
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echo -e "\t--path\t\tPrints the full path rather than the name"
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echo -e "new\t\t\tCreates a new project. Will prompt for a name if no argements are given"
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echo -e "\t<project>\t\tCreates a new project with the name given"
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echo -e "\t--dmenu\t\tPrompt using dmenu"
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echo -e "\t--rofi\t\tPrompt using rofi"
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echo -e "copy <target> <files> [..<files>]\t\tCopies files to a target in the project"
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echo -e "\t--bin\t\tCopy to bin directory (inside \$PATH)"
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echo -e "\t--www\t\tCopy to the www directory"
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exit 0
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}
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# Lists the available projects
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# If the --options flag is given, it will also list --new and, if relevant, --unset.
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# This is useful foa piping it into a fuzzy finder
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function list_projects(){
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if [[ "$1" == "--options" ]]; then
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if [ -L "$SYMLINC" ]; then
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echo "--unset"
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fi
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echo "--new"
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fi
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find "$PROJECTS_PATH/" -maxdepth 1 -mindepth 1 -type d | xargs -L 1 basename
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}
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# Switches the project
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# Normally takes the first argement to be the project name
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# If first argument is --auto, it will try to set the project based on the current working directory
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# If the first argument it --unset, it will unstet the project
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# If the first argument is --fzf, --dmenu or --rofi it will use the specified tool to list options
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function switch(){
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local switchto="$1"
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if [[ "$1" == "--auto" ]]; then
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if echo "$PWD" | grep -q "$PROJECTS_PATH"; then
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switchto=$( echo "$PWD" | sed "s#$PROJECTS_PATH/##")
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switchto="${switchto%/*}"
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if [[ "$PWD" == "$PROJECTS_PATH" ]]; then
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switchto="--unset"
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fi
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else
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switchto="--unset"
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fi
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elif [[ "$1" == "--fzf" ]]; then
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switchto=$(list_projects --options | fzf)
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elif [[ "$1" == "--dmenu" ]]; then
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switchto=$(list_projects --options | dmenu -i )
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elif [[ "$1" == "--rofi" ]]; then
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switchto=$(list_projects --options | rofi -dmenu -i )
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elif [[ "$1" == "--unset" ]]; then
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if [ -L "$SYMLINC" ]; then
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rm "$SYMLINC" 2> /dev/null
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# See note about SIGWINCH below
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pkill -u $USER -SIGWINCH zsh
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fi
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exit 0
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fi
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# If $switchto is --unset, it has just been selected from one of the menus
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# Re-run switch with the --unset flag
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if [[ "$switchto" == "--unset" ]]; then
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switch --unset
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exit 0
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fi
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if [[ "$switchto" == "--new" ]]; then
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new_project "$1"
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exit 0
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fi
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switchto="$PROJECTS_PATH/$switchto"
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# This sends the SIGWINCH signal to all zsh processes
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# This tells zsh that the window has been resized.
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# Althouph we are not resizing the window, it causes zsh to re-draw the prompt
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pkill -u $USER -SIGWINCH zsh
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if [ -d "$switchto" ]; then
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if [ -L "$SYMLINC" ]; then
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rm "$SYMLINC" 2> /dev/null
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fi
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ln -s "$switchto" "$SYMLINC"
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else
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echo "No such directory $switchto"
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exit 1
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fi
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}
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# Prints the name of the current project
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# If there is an index.yaml file containing a name, it will print the name
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# If not, it will fall back to the folder name
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# If --notify is th first argument, it will use notify-send to print the project name
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# If --path is the first argument, it will print the path to the current project rather than the name
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# It will return an empty string if there isn't an active project
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function get_current(){
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if [ -L "$SYMLINC" ]; then
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local current=$(readlink "$SYMLINC")
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if [[ "$1" != "--path" ]]; then
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if [ -f "$current"/index.yaml ]; then
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current=$(cat "$current/index.yaml" | yq -r '.name')
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else
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current=$(echo "$current" | xargs -L 1 basename)
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fi
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fi
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if [[ "$1" == "--notify" ]]; then
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notify-send "Current Project" "$current"
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else
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echo "$current"
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fi
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else
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if [[ "$1" == "--notify" ]]; then
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notify-send "Current Project" "not set"
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else
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echo ""
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fi
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fi
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}
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# Creates a new project
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# The first arguemnt is normally the project name
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# If there is no argument, it will prompt for the username
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# If the first argument is --rofi or --dmenu, it will prompt for the name using that tool
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# It will also create a few directories that most projects will need
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function new_project(){
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local name="$1"
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local default_dirs=( bin screenshots Downloads www )
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if [ ! -n "$name" ]; then
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echo -n "Project name: "
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read name < /dev/tty
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elif [[ "$name" == "--rofi" ]]; then
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name=$(rofi -dmenu -l 0 -p "Project name" )
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elif [[ "$name" == "--dmenu" ]]; then
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name=$(echo "" | dmenu -l 0 -p "Project name: " )
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fi
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# If name still empty, exit
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if [ ! -n "$name" ]; then
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exit 1
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fi
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mkdir "$PROJECTS_PATH/$name"
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# Make all the directories
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for dir in "${default_dirs[@]}"; do
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mkdir "$PROJECTS_PATH/$name/$dir"
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done
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switch "$name"
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}
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# A wrapper around cp for copying to places inside the current directory
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# The first argument should be one of the followind:
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# --bin The bin directory inside the project - This is in your path if thre is a project set
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# --www This www directory which is where http servers are served from
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# It will copy all folders / files given as arguments to the location
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function copyto(){
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local current="$(get_current --path)"
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if [ -n "$current" ]; then
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local destination="$current/"
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if [[ "$1" == "--bin" ]]; then
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destination="$current/bin/"
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shift
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elif [[ "$1" == "--www" ]]; then
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destination="$current/www/"
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shift
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fi
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if [[ -n "$destination" ]]; then
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mkdir -p "$destination"
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cp -r "$@" "$destination"
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fi
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fi
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}
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# Sets up a python server in the www directory
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# First optional argement is the port to list on
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# Second optionl argument is the bind address to listen to
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function serve(){
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local current="$(get_current --path)"
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if [ ! -n "$current" ]; then
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echo "Set current project first"
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exit 1
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fi
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local www="$current/www/"
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local port=${1:-"8000"}
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local bind="$2"
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if [ -d "$www" ]; then
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echo "Creating www directory"
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fi
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local count=$( find "$www" -type f | wc -l)
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if [ -n "$bind" ]; then
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echo "Serving $count files to $bind from the $www directory"
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python -m http.server "$port" --bind "$bind" --directory "$www"
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else
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echo "Serving $count files from the $www directory"
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python -m http.server "$port" --directory "$www"
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fi
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}
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if [ -n "$1" ] ; then
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case "$1" in
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-h|--help)
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print_help
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exit 0
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;;
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list)
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list_projects
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exit 0
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;;
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switch)
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switch "$2"
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exit 0
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;;
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current)
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get_current "$2"
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exit 0
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;;
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new)
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new_project "$2"
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exit 0
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;;
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copy)
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shift
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copyto "$@"
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exit 0
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;;
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serve)
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shift
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serve "$@"
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exit 0
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;;
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*)
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echo "Unknown command $1"
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print_help
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exit 1
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;;
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esac
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fi
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