package ocr script with dependencies

modules/darwin/utilities.nix

@@ -1,4 +1,19 @@
-{ config, pkgs, lib, ... }: {
+{ config, pkgs, lib, ... }:
+
+let
+
+  # Quickly package shell scripts with their dependencies
+  # From https://discourse.nixos.org/t/how-to-create-a-script-with-dependencies/7970/6
+  mkScript = { name, file, env ? [ ] }:
+    pkgs.writeScriptBin name ''
+      for i in ${lib.concatStringsSep " " env}; do
+        export PATH="$i/bin:$PATH"
+      done
+
+      exec ${pkgs.bash}/bin/bash ${file} $@
+    '';
+
+in {
 
   home-manager.users.${config.user} = {
 
@@ -17,9 +32,11 @@
       consul
       noti # Create notifications programmatically
       ipcalc # Make IP network calculations
-      whois # Lookup IPs
-      (pkgs.writeScriptBin "ocr"
-        (builtins.readFile ../shell/bash/scripts/ocr.sh))
+      (mkScript {
+        name = "ocr";
+        file = ../shell/bash/scripts/ocr.sh;
+        env = [ tesseract ];
+      })
     ];
 
     programs.fish.shellAbbrs = {

modules/shell/bash/scripts/ocr.sh

@@ -1,5 +1,4 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -i bash -p tesseract
+#!/usr/bin/env bash
 
 # Yoinked from https://github.com/JJGO/dotfiles
 # Adapted from https://github.com/sdushantha/bin
@@ -9,13 +8,13 @@ TEXT_FILE="/tmp/ocr.txt"
 IMAGE_FILE="/tmp/ocr.png"
 
 function notify-send() {
-    osascript -e "display notification \"$2\" with title \"OCR\""
+    /usr/bin/osascript -e "display notification \"$2\" with title \"OCR\""
 }
 
 PATH="/usr/local/bin/:$PATH"
 
 # Take screenshot by selecting the area
-screencapture -i "$IMAGE_FILE"
+/usr/sbin/screencapture -i "$IMAGE_FILE"
 
 # Get the exit code of the previous command.
 # So in this case, it is the screenshot command. If it did not exit with an
@@ -44,7 +43,7 @@ fi
 
 # Copy text to clipboard
 # xclip -selection clip < "$TEXT_FILE"
-pbcopy <"$TEXT_FILE"
+/usr/bin/pbcopy <"$TEXT_FILE"
 
 # Send a notification with the text that was grabbed using OCR
 notify-send "ocr" "$(cat $TEXT_FILE)"

modules/shell/utilities.nix

@@ -31,7 +31,7 @@ in {
       vimv-rs # Batch rename files
       dig # DNS lookup
       lf # File viewer
-      whois # Lookup IPs
+      # whois # Lookup IPs
       age # Encryption
     ];