From 3645bae992faa14c820d76d5879ae102c8c4a9ee Mon Sep 17 00:00:00 2001
From: fj0r <82698591+fj0r@users.noreply.github.com>
Date: Mon, 8 May 2023 19:32:14 +0800
Subject: [PATCH] rename registry list to registry show (#480)

* rename registry list to registry show

Extend its functionality, not just list tags, but also show catalog
and manifest, Depending on the number of parameters.

* date format by $theme.format

show day of the week
shortly time_segment

---------

Co-authored-by: agent <agent@nuc>
---
 modules/docker/docker.nu          | 49 ++++++++++++++++++-------------
 modules/prompt/powerline/power.nu |  3 +-
 2 files changed, 31 insertions(+), 21 deletions(-)

diff --git a/modules/docker/docker.nu b/modules/docker/docker.nu
index a881b75..60adf9d 100644
--- a/modules/docker/docker.nu
+++ b/modules/docker/docker.nu
@@ -316,39 +316,48 @@ export def dr [
     }
 }
 
-def "nu-complete registry list" [cmd: string, offset: int] {
+def has [name] {
+    $name in ($in | columns) and (not ($in | get $name | is-empty))
+}
+
+def "nu-complete registry show" [cmd: string, offset: int] {
+    let new = ($cmd | str ends-with ' ')
     let cmd = ($cmd | split row ' ')
     let url = (do -i { $cmd | get 2 })
     let reg = (do -i { $cmd | get 3 })
     let tag = (do -i { $cmd | get 4 })
-    if ($reg|is-empty) {
-        if ($env | has 'REGISTRY_TOKEN') {
-            http get -H [authorization $"Basic ($env.REGISTRY_TOKEN)"] $"($url)/v2/_catalog"
-        } else {
-            http get $"($url)/v2/_catalog"
-        }
+    let auth = if ($env | has 'REGISTRY_TOKEN') {
+        [authorization $"Basic ($env.REGISTRY_TOKEN)"]
+    } else {
+        []
+    }
+    if ($tag | is-empty) and (not $new) or ($reg | is-empty) {
+        http get -H $auth $"($url)/v2/_catalog"
         | get repositories
-    } else if ($tag|is-empty) {
-        if ($env | has 'REGISTRY_TOKEN') {
-            http get $"($url)/v2/($reg)/tags/list"
-        } else {
-            http get -H [authorization $"Basic ($env.REGISTRY_TOKEN)"] $"($url)/v2/($reg)/tags/list"
-        }
+    } else {
+        http get -H $auth $"($url)/v2/($reg)/tags/list"
         | get tags
     }
 }
 
-### docker registry list
-export def "registry list" [
+### docker registry show
+export def "registry show" [
     url: string
-    reg: string@"nu-complete registry list"
+    reg?: string@"nu-complete registry show"
+    tag?: string@"nu-complete registry show"
 ] {
-    if ($env.REGISTRY_TOKEN? | is-empty) {
-        http get $"($url)/v2/($reg)/tags/list"
+    let auth = if ($env | has 'REGISTRY_TOKEN') {
+        [authorization $"Basic ($env.REGISTRY_TOKEN)"]
     } else {
-        http get -H [authorization $"Basic ($env.REGISTRY_TOKEN)"] $"($url)/v2/($reg)/tags/list"
+        []
+    }
+    if ($reg | is-empty) {
+        http get -H $auth $"($url)/v2/_catalog" | get repositories
+    } else if ($tag | is-empty) {
+        http get -H $auth $"($url)/v2/($reg)/tags/list" | get tags
+    } else {
+        http get -e -H [accept 'application/vnd.oci.image.manifest.v1+json'] -H $auth $"($url)/v2/($reg)/manifests/($tag)" | from json
     }
-    | get tags
 }
 
 ### buildah
diff --git a/modules/prompt/powerline/power.nu b/modules/prompt/powerline/power.nu
index 5c28e2a..00bf73e 100644
--- a/modules/prompt/powerline/power.nu
+++ b/modules/prompt/powerline/power.nu
@@ -78,7 +78,7 @@ def host_abbr [] {
 def time_segment [] {
     {||
         let theme = $env.NU_POWER_THEME.time
-        $"($theme.now)(date now | date format '%y-%m-%d_%H:%M:%S')"
+        $"($theme.now)(date now | date format $theme.format)"
     }
 }
 
@@ -551,6 +551,7 @@ export-env {
             }
             time: {
                 now: (ansi xterm_tan)
+                format: '%y%m%d[%w]%H%M%S'
             }
         }
     )