From 2c41969942d077228dad2d056dc54f93cadb84ae Mon Sep 17 00:00:00 2001
From: dec2-anon <119710906+dec2-anon@users.noreply.github.com>
Date: Sat, 3 Dec 2022 06:02:30 +0600
Subject: [PATCH] Add Filename Character Limit

Very long prompts cause this error:

Error: saving("Failed to create destination for file:///path/prompt.seed.final.png"
---
 swift/StableDiffusionCLI/main.swift | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/swift/StableDiffusionCLI/main.swift b/swift/StableDiffusionCLI/main.swift
index 6b09af6..ad6661e 100644
--- a/swift/StableDiffusionCLI/main.swift
+++ b/swift/StableDiffusionCLI/main.swift
@@ -145,7 +145,8 @@ struct StableDiffusionSample: ParsableCommand {
     }
 
     func imageName(_ sample: Int, step: Int? = nil) -> String {
-        var name = prompt.replacingOccurrences(of: " ", with: "_")
+        var fileCharLimit: Int = 75
+        var name = prompt.prefix(fileCharLimit).replacingOccurrences(of: " ", with: "_")
         if imageCount != 1 {
             name += ".\(sample)"
         }