From 8cc3e0afd2708f0b72d1052a2619494d2edcad8d Mon Sep 17 00:00:00 2001
From: Marley Rae <marley@punkfairie.net>
Date: Mon, 22 Jan 2024 21:01:13 -0800
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20Make=20Homebrew=20install=20stuff?=
MIME-Version: 1.0
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---
 git/install.sh           |  9 ++++++
 homebrew/brew_utils.sh   | 70 ++++++++++++++++++++++++++++++++++++++++
 homebrew/install_once.sh | 11 -------
 zsh/install.sh           |  5 +--
 4 files changed, 82 insertions(+), 13 deletions(-)
 create mode 100755 git/install.sh
 create mode 100644 homebrew/brew_utils.sh
 delete mode 100644 homebrew/install_once.sh

diff --git a/git/install.sh b/git/install.sh
new file mode 100755
index 0000000..5738159
--- /dev/null
+++ b/git/install.sh
@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+# vim:set ft=bash:
+
+cd "$(dirname "${BASH_SOURCE[0]}")" \
+  && . "../homebrew/brew_utils.sh"
+
+brew_install "Git" "git"
+brew_install "Github CLI" "gh"
+brew_install "Gitmoji" "gitmoji"
diff --git a/homebrew/brew_utils.sh b/homebrew/brew_utils.sh
new file mode 100644
index 0000000..e6c931c
--- /dev/null
+++ b/homebrew/brew_utils.sh
@@ -0,0 +1,70 @@
+#!/user/bin/env bash
+
+cd "$(dirname "${BASH_SOURCE[0]}")" \
+  && . "../script/utils.sh"
+
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+brew_prefix()
+{
+  local path=""
+
+  if path="$(brew --prefix 2>/dev/null)"; then
+    printf "%s" "$path"
+    return 0
+  else
+    print_error "Homebrew (get prefix)"
+    return 1
+  fi
+}
+
+brew_tap()
+{
+  brew tap "$1" &>/dev/null
+}
+
+brew_update()
+{
+  execute "brew update" "Homebrew (update)"
+}
+
+brew_upgrade()
+{
+  execute "brew upgrade" "Homebrew (upgrade)"
+}
+
+# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+brew_install()
+{
+  declare -r FORMULA_READABLE_NAME="$1"
+  declare -r FORMULA="$2"
+  declare -r ARGUMENTS="$3"
+  declare -r TAP_VALUE="$4"
+
+  # Check that Homebrew is installed.
+
+  if ! cmd_exists "brew"; then
+    print_error "$FORMULA_READABLE_NAME ('Homebrew' is not installed)"
+    return 1
+  fi
+
+  # If 'brew tap' needs to be executed, check if it executed correctly.
+
+  if [[ -n "$TAP_VALUE" ]]; then
+    if ! brew_tap "$TAP_VALUE"; then
+      print_error "$FORMULA_READABLE_NAME ('brew tap $TAP_VALUE' failed)"
+      return 1
+    fi
+  fi
+
+  # Install the specified formula.
+
+  # shellcheck disable=SC2086
+  if brew list "$FORMULA" &>/dev/null; then
+    print_success "$FORMULA_READABLE_NAME"
+  else
+    execute "brew install $FORMULA $ARGUMENTS" \
+      "$FORMULA_READABLE_NAME"
+  fi
+}
diff --git a/homebrew/install_once.sh b/homebrew/install_once.sh
deleted file mode 100644
index e70a02d..0000000
--- a/homebrew/install_once.sh
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/user/bin/env bash
-# vim:set ft=bash:
-
-install_once()
-{
-  if brew ls --versions "$1"; then
-    brew upgrade "$1"
-  else
-    brew install "$1"
-  fi
-}
diff --git a/zsh/install.sh b/zsh/install.sh
index 016a0a9..2dd4cb2 100755
--- a/zsh/install.sh
+++ b/zsh/install.sh
@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 # vim:set ft=bash:
 
-source $DOT/homebrew/install_once.sh
+cd "$(dirname "${BASH_SOURCE[0]}")" \
+  && . "../homebrew/brew_utils.sh"
 
-install_once starship
+brew_install "Starship Prompt" "starship"