From c7eb41091b9df6f08dbcaed38deca354fb797d50 Mon Sep 17 00:00:00 2001
From: davidovski <david@davidovski.xyz>
Date: Tue, 7 Dec 2021 18:55:10 +0000
Subject: added update command

---
 src/verbs/update.py | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 src/verbs/update.py

(limited to 'src/verbs/update.py')

diff --git a/src/verbs/update.py b/src/verbs/update.py
new file mode 100644
index 0000000..1cba192
--- /dev/null
+++ b/src/verbs/update.py
@@ -0,0 +1,58 @@
+import os
+import util
+import colors
+import time
+
+from verbs.install import find_package, install_single
+from verbs.sync import sync
+
+VERSION_COMPARED = "CHECKSUM"
+
+def get_installed_versions(config, root="/"):
+    packages = {}
+
+    installed_dir = util.add_path(root, config["dir"]["installed"])
+    if os.path.exists(installed_dir):
+        files = os.listdir(installed_dir)
+        for package in files:
+            with open(util.add_path(installed_dir, package, "info")) as file:
+                for line in file:
+                    if line.startswith(VERSION_COMPARED):
+                        packages[package] = line.strip().split("=")[-1]
+
+    return packages
+
+def get_available_version(package_name, config, root="/"):
+    repos = config["repos"]
+    packages_dir = config["dir"]["packages"]
+    sources = config["sources"]
+    checksum, found_sources, requested_repo = find_package(package_name, repos, packages_dir, sources)
+    return checksum
+    
+def update(args, options, config):
+    if not options["l"]:
+        sync(args, options, config)
+
+    v = options["v"]
+
+    updates = [package for package,checksum in get_installed_versions(config, options["r"]).items() if not checksum == get_available_version(package, config, options["r"])]
+
+    if len(args) > 0:
+        updates = [update for update in updates if update in args]
+
+    if len(updates) > 0:
+        print(colors.CLEAR_LINE + colors.RESET, end="")
+        print(colors.BLUE + "The following packages will be updated:")
+        print(end="\t")
+        for d in updates:
+            print(colors.BLUE if d in args else colors.LIGHT_BLUE, d, end="")
+        print()
+
+        if util.ask_confirmation(colors.BLUE + "Continue?", no_confirm=options["y"]):
+            for package in updates:
+                install_single(package, options, config, verbose=v, unsafe=options["u"])
+                util.fill_line(f"Updated {package}", colors.BG_CYAN + colors.LIGHT_BLACK, end="\n")
+    else:
+        print(colors.LIGHT_RED + "Nothing to do")
+
+    
-- 
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