env/setup

#!/bin/bash

set -e

#
# Detects the current shell (bash, zsh, ...) and adds, if necessary, a managed
# block to its configuration to source extra files on shell-start.
#

BLOCK_DELIMITER_PATTERN="mcataford/env-managed-block"
WORKING_PATH=$(git rev-parse --show-toplevel)
SHELL_CONFIG_PATH=""

# First, we need to know if we're dealing with ZSH or Bash.
if [[ -n $(echo $SHELL | grep zsh) ]]; then
    SHELL_CONFIG_PATH="$HOME/.zshrc"
else
    SHELL_CONFIG_PATH="$HOME/.bashrc"
fi

# A managed block is added to source the `shell_extras` file
# in the shell configuration (either `.zshrc` or `.bashrc`).
echo "Setting up shell configuration extras..."
if [[ -z $(cat $SHELL_CONFIG_PATH | grep $BLOCK_DELIMITER_PATTERN) ]]; then
    echo "# $BLOCK_DELIMITER_PATTERN\:start
source $WORKING_PATH/shell_extras
# $BLOCK_DELIMITER_PATTERN\:end" >> $SHELL_CONFIG_PATH
    echo "✅ Added managed block to $SHELL_CONFIG_PATH"
else
    echo "No changes to apply!"
fi

EDITOR_CONFIG=$HOME/.config/nvim
EDITOR_CONFIG_FILE=$EDITOR_CONFIG/init.vim

# Similarly, sourcing for `extras.vim` is added to the vim configuration
# so plugins, bindings and whatnot are loaded on start.
if [[ -f $EDITOR_CONFIG_FILE ]]; then
    echo "Setting up NVIM configuration extras..."
    if [[ -z $(cat $EDITOR_CONFIG_FILE | grep $BLOCK_DELIMITER_PATTERN) ]]; then
        echo "\" $BLOCK_DELIMITER_PATTERN\:start
source $WORKING_PATH/extras.vim
\" $BLOCK_DELIMITER_PATTERN\:end\n\n" >> $EDITOR_CONFIG_FILE.new
        cat $EDITOR_CONFIG_FILE >> $EDITOR_CONFIG_FILE.new

        mv $EDITOR_CONFIG_FILE $EDITOR_CONFIG_FILE.old
        mv $EDITOR_CONFIG_FILE.new $EDITOR_CONFIG_FILE
        echo "✅ Added managed block to $EDITOR_CONFIG_FILE"
    else
        echo "No changes to apply!"
    fi
fi

echo "Setting up git configuration..."
source $WORKING_PATH/git_config
echo "✅ Set up git configuration, see $WORKING_PATH/git_config for details!"