;;;;
;;;;;; -*- Mode: Emacs-Lisp -*-
;;;;
;; package config
;; We want certificate verification for the repositories, see
;; <https://glyph.twistedmatrix.com/2015/11/editor-malware.html> for
;; the issues involved. Note that on Debian, `gnutls-trustfiles' has
;; reasonable settings, so we don't need to customize that.
(setq tls-checktrust t)
(setq gnutls-verify-error t)

(setq tls-program
      '("gnutls-cli --x509cafile /etc/ssl/certs/ca-certificates.crt -p %p %h"))

(setq gnutls-algorithm-priority "NORMAL:-VERS-TLS1.3")

;; Do package initialization now, so we can require packages from config snippets
(setq package-enable-at-startup nil)
(require 'package)
(setq package-archives
      '(("gnu" . "https://elpa.gnu.org/packages/")
        ("melpa" . "https://melpa.org/packages/")))

;; package list to install
(setq package-list '(use-package))

;; activate packages
(package-initialize)

;; fetch list of available packages
(unless package-archive-contents
  (package-refresh-contents))

;; install missing packages
(dolist (package package-list)
  (unless (package-installed-p package)
    (package-install package)))

;; configure packages (taken from https://r0tty.org/git/dotfiles/emacs)
(require 'use-package)

;; file used for storing customization information
(setq custom-file "~/.emacs.d/custom.el")
(load custom-file)

;; set auth-sources
(setq auth-sources '("~/.authinfo.gpg"))

;; Config snippets loading; this provides an easy way to define
;; 'configuration snippets' for use with a specific package (that may
;; be not installed), and enable loading that snippet when its
;; basename (specified as a symbol) is part of the variable
;; config-snippets.
(defgroup config-snippets nil
  "Configuration snippets -- elisp files that are loaded at startup.")

(defcustom config-snippets '()
  "Specifies the config snippets to be loaded at startup.
Elements may be strings (interpreted as literal filenames) or
symbols, which are converted to strings, and suffixed with \".el\"."
  :group 'config-snippets
  :type '(repeat (choice symbol string)))

(defcustom config-snippet-path '("~/.emacs.d/config/")
  "Specifies the path in which config snippets are searched"
  :group 'config-snippets
  :type '(repeat directory))

(setq config-snippets '(base
                        backups
                        c
                        calendar
                        dev
                        ediff
                        functions
                        git
                        gpg
                        man
                        multiple-cursors
                        org
                        pass
                        python
                        ripgrep
                        rust
                        tramp
                        wl
                        yaml))

(message "Loading\nconfig-snippets: %s\nconfig-snippets-path: %s" config-snippets config-snippet-path)
(dolist (snippet config-snippets)
  (message "snippet: %s" snippet)
  (dolist (dir config-snippet-path)
    (message "dir: %s" dir)
    (let ((file-name (expand-file-name (concat dir (if (symbolp snippet)
                                                       (concat (symbol-name snippet) ".el")
                                                     snippet)))))
      (message "loading file")
      (if (file-readable-p file-name)
          (load-file file-name)
        (message "Config snippet not found: %s" snippet)))))