Taskfile

#!/bin/bash
# =========================================================
# Taskfile gives you a set of quick tasks for your project
# More info: https://github.com/Enrise/Taskfile
# =========================================================

function banner {
	echo -e "${BLUE}"\
	" ▗▄▖ ▗▄▄▖ ▗▄▄▖    ▗▄▄▄  ▗▄▖  ▗▄▄▖▗▖ ▗▖▗▄▄▖  ▗▄▖  ▗▄▖ ▗▄▄▖ ▗▄▄▄ \n"\
	"▐▌ ▐▌▐▌ ▐▌▐▌ ▐▌   ▐▌  █▐▌ ▐▌▐▌   ▐▌ ▐▌▐▌ ▐▌▐▌ ▐▌▐▌ ▐▌▐▌ ▐▌▐▌  █\n"\
	"▐▛▀▜▌▐▛▀▘ ▐▛▀▘    ▐▌  █▐▛▀▜▌ ▝▀▚▖▐▛▀▜▌▐▛▀▚▖▐▌ ▐▌▐▛▀▜▌▐▛▀▚▖▐▌  █\n"\
	"▐▌ ▐▌▐▌   ▐▌      ▐▙▄▄▀▐▌ ▐▌▗▄▄▞▘▐▌ ▐▌▐▙▄▞▘▝▚▄▞▘▐▌ ▐▌▐▌ ▐▌▐▙▄▄▀${RESET}"
}

# =========================================================
## Project
# =========================================================

function task:init { ## Initialise the project for local development
	project:git-config
	task:build
	task:start
	project:update
	# Finalize setting up the project
	task:help
}

function task:start { ## Start the project in development mode
	docker:start
}

function task:update { ## Update all dependencies and files
	project:update
}

function project:update {
	title "Run project updates"
	# TODO: Add project update commands here
}

function task:stop { ## Stop the local project
	docker:stop
}

function task:restart { ## Restart the local project
	docker:stop
	docker:start
}

function project:git-config {
	title "Setting git configuration"
	git config --local core.hooksPath dev/git-hooks
	echo -e "Git hooks directory is set to ${YELLOW}./dev/git-hooks${RESET}."
}

function task:pr { ## Check out pull request <number> and update
	project:checkout-pr $1
	project:update
}

function project:checkout-pr {
	title "Checking out pull request"
	if [ -z "$1" ]; then
		echo "You need to provide a pull request number to check out."
		echo -e "${BLUE}Usage:${RESET} $0 pr ${YELLOW}<number>${RESET}"
		exit 1
	fi
	echo "Checking out pull request $1..."
	git fetch origin refs/pull/$1/head:refs/remotes/origin/pr/$1
	git checkout origin/pr/$1
}

# =========================================================
## Docker
# =========================================================

function task:build { ## Build all docker compose containers
	title "Building docker compose project"
	dockercompose build
}

function docker:start {
	title "Starting docker compose project"
	dockercompose up --detach
}

function docker:stop {
	title "Stopping docker compose project"
	dockercompose down
}

function task:logs { ## Show the docker compose logs
	title "Following local logs"
	dockercompose logs --tail="20" --follow
}

function task:dc { ## Run docker compose command <command>
	title "Docker compose $@"
	dockercompose "$@"
}

function docker:assert-running {
	if [ -z "$(dockercompose ps -q)" ]; then
		echo -e "${RED}Oh noes, docker was not running yet, starting...${RESET}"
		task:start
		title "Resuming task"
	fi
}

function dockercompose {
	USERID=$USERID GROUPID=$GROUPID docker compose --file ./docker-compose.yml --project-name app-dashboard "$@"
}

# =========================================================
## Production
# =========================================================

function task:build-latest { ## Build the enrise/dashboard:latest container
	title "Building the latest production container"
	docker build --tag enrise/dashboard:latest .
}

function task:run-latest { ## Run the enrise/dashboard:latest container on port 3030
	title "Running the latest production container"
	echo "Running production container at ${GREEN}http://localhost:3030${RESET}.";
	title "Container logs"
	docker run --rm -ti \
		--publish 3030:8000 \
		--env DASHBOARD_NAME="Production build" \
		--env DASHBOARD_LINK_DEVELOPMENT_SETUP="http://localhost:8000" \
		enrise/dashboard:latest
}

function task:publish { ## Run the enrise/dashboard:latest container on port 3030
	title "Publishing to the docker hub"
	docker push enrise/dashboard:latest
}

# =========================================================
# Utilities
# =========================================================

function file:ensure { # Abort if the desired file is not found
	if [ ! -f $1 ]; then
		echo -e "${RED}Missing required file: ${YELLOW}$1${RESET}"
		exit 1
	fi
}

function file:ensure-copy { # file:ensure-copy $COPY_TARGET $COPY_SOURCE
    if [ ! -f $1 ]; then
		cp $2 $1;
		echo -e "Created copy of ${YELLOW}$2${RESET} to create ${GREEN}$1${RESET}.";
	else
		echo "${GREEN}$1${RESET} is present.";
    fi
}

# =========================================================
## Taskfile
# =========================================================

set -eo pipefail

BLUE=$(printf '\033[36m')
YELLOW=$(printf '\033[33m')
RED=$(printf '\033[31m')
GREEN=$(printf '\033[32m')
RESET=$(printf '\033[0m')

USERID=$(id -u)
GROUPID=$(id -g)
NETWORK="app-dashboard-network"

function title {
	echo -e "\n${BLUE}=>${RESET} $1\n"
}

function task:help { ## Show all available tasks
	title "Available tasks"
	awk 'BEGIN {FS = " { [#][#][ ]?"} /^([a-zA-Z_-]*:?.*)(\{ )?[#][#][ ]?/ \
		{printf "\033[33m%-34s\033[0m %s\n", $1, $2}' $0 |\
		sed -E "s/[#]{2,}[ ]*/${RESET}/g" |\
		sed -E "s/function task:*/  /g"
	echo -e "\n${BLUE}Usage:${RESET} $0 ${YELLOW}<task>${RESET} <args>"
}

function task:shorthand { ## Create CLI shorthand task instead of ./Taskfile
	title "Creating task shorthand"
	echo -e "You're about to create ${YELLOW}/usr/local/bin/task${RESET} that requires ${RED}root${RESET} permission..."
	sudo curl --location --silent --output /usr/local/bin/task https://enri.se/taskfile-bin
	sudo chmod +x /usr/local/bin/task
	echo -e "${BLUE}You can now use:${RESET} task ${YELLOW}<task>${RESET} <args>"
}

banner
if [[ ! "$(declare -F task:${@-help})" ]]; then
	title "Task not found"
	echo -e "Task ${RED}$1${RESET} doesn't exist."
	task:help
	exit 1
fi
task:${@-help}