1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102

// Copyright (c) 2021-2022 Miguel Barreto and others
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//! This module contains the [HomebrewInstallAction] that installs
//! homebrew on a macOS computer

#![cfg(unix)]
use dotfiles_core::action::Action;
use dotfiles_core::error::DotfilesError;
use dotfiles_core::exec_wrapper::execute_commands;
use log::info;
use std::process::Command;
use subprocess::Exec;

/// [HomebrewInstallAction] installs homebrew.
pub struct HomebrewInstallAction {}

impl Default for HomebrewInstallAction {
  fn default() -> Self {
    Self::new()
  }
}

impl HomebrewInstallAction {
  /// Constructs a new [HomebrewInstallAction]
  pub fn new() -> Self {
    HomebrewInstallAction {}
  }
  /// Returns true if it can find a brew command
  pub fn check_brew_is_installed(&self) -> bool {
    Command::new("which")
      .arg("brew")
      .status()
      .unwrap()
      .success()
  }
}

impl Action<'_> for HomebrewInstallAction {
  fn execute(&self) -> Result<(), DotfilesError> {
    if !self.check_brew_is_installed() {
      let result = execute_commands(
        vec!(Exec::shell(
          "/bin/bash -c \"$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)\"")),
        "Error running homebrew installer",
        "Couldn't run homebrew installer");
      #[cfg(not(any(target_os = "linux", all(target_os = "macos", target_arch = "aarch64"))))]
      return result;
      #[cfg(all(target_os = "macos", target_arch = "aarch64"))]
      {
        result?;
        execute_commands(
          vec![
            Exec::shell("echo 'eval \"$(/opt/homebrew/bin/brew shellenv)\"' >> $HOME/.zprofile"),
            Exec::shell(
              "echo 'eval \"$(/opt/homebrew/bin/brew shellenv)\"' >> $HOME/.bash_profile",
            ),
          ],
          "couldn't set .zprofile and .bash_profile to use homebrew",
          "couldn't set .zprofile and .bash_profile to use homebrew",
        )
      }
      #[cfg(all(target_os = "linux"))]
      {
        result?;
        execute_commands(
          vec![
            Exec::shell(
              "echo 'eval \"$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)\"' >> $HOME/.zprofile",
            ),
            Exec::shell(
              "echo 'eval \"$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)\"' >> $HOME/.bash_profile",
            ),
          ],
          "couldn't set .zprofile and .bash_profile to use homebrew",
          "couldn't set .zprofile and .bash_profile to use homebrew",
        )
      }
    } else {
      info!("Homebrew already installed, no need to re-install");
      Ok(())
    }
  }
}