Add ssh-import

.config/fish/functions/ssh-import.fish

@@ -0,0 +1,30 @@
+function ssh-import
+    # Check if no arguments were provided, or if the first argument is '--help'
+    if test -z $argv[1] || test "$argv[1]" = --help
+        echo -e "Usage: ssh-import <archive.zip>"
+        echo -e "  ssh-import --help \t   - Show this help message"
+        echo -e "  ssh-import <archive.zip> - Erase **all** the current .ssh folder and replace it with the archive content"
+        return 0
+    end
+
+
+    set file "$argv[1]"
+    if test (count $argv) -ge 2
+        # Check if usage is respected
+        echo "Too much arguments." 1>&2
+        return 1
+    else if not test -e "$file"
+        # Check if file exists
+        echo "File doesn't exists." 1>&2
+        return 1
+    else if not test $(string sub --start=-3 "$file") = zip
+        # Check if file have .zip extension
+        echo "File isn't a zip archive." 1>&2
+        return 1
+    end
+
+    # Update and overwrite the .ssh directory with the archive content
+    # Using modification date, and new files are added
+    # Files removed aren't tracked
+    unzip -uo "$file" -d "$HOME/.ssh"
+end