From 56ca19a3177fa3ba3c5c92f6db5090c06d91cffb Mon Sep 17 00:00:00 2001
From: Mark Harris <mark.harris@polarseven.com>
Date: Sun, 5 May 2024 10:46:03 +1000
Subject: [PATCH] [Resolve #1464] Order of operations for launch

Akin to `sceptre delete`, display the order of operations when issuing
`sceptre launch` for a visual representation of dependencies.
---
 sceptre/cli/launch.py | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/sceptre/cli/launch.py b/sceptre/cli/launch.py
index 9b8514115..0581c7c65 100644
--- a/sceptre/cli/launch.py
+++ b/sceptre/cli/launch.py
@@ -90,6 +90,30 @@ def print_operations(self, prune: bool):
             pruner = self._make_pruner(self._context, self._make_plan)
             pruner.print_operations()
 
+        dependencies = ""
+        for stack in deploy_plan:
+            if stack.ignore or (stack.obsolete and not prune):
+                dependencies += "{}Skip:\t{}{}\n".format(
+                    Fore.LIGHTWHITE_EX,
+                    stack.name,
+                    Style.RESET_ALL,
+                )
+            elif stack.obsolete and prune:
+                dependencies += "{}Delete:\t{}{}\n".format(
+                    Fore.RED,
+                    stack.name,
+                    Style.RESET_ALL,
+                )
+            else:
+                dependencies += "{}Deploy:\t{}{}\n".format(
+                    Fore.YELLOW,
+                    stack.name,
+                    Style.RESET_ALL,
+                )
+
+        print("The following operations will occur, in the following order:")
+        print(dependencies)
+
     def launch(self, prune: bool) -> int:
         deploy_plan = self._create_deploy_plan()
         stacks_to_skip = self._get_stacks_to_skip(deploy_plan, prune)