From d8966767f8952b99d0313a917902f0be4cd66bc3 Mon Sep 17 00:00:00 2001
From: Evan Battaglia <ebattaglia@instructure.com>
Date: Thu, 21 Mar 2024 21:13:58 +0000
Subject: [PATCH] experimental 'json' to get tabry JSON files from ruby CLIs

---
 lib/tabry/cli/all_in_one.rb                   |  4 ++++
 lib/tabry/config_builder/top_level_builder.rb |  1 +
 lib/tabry/models/config_list.rb               |  5 +++++
 lib/tabry/models/config_object.rb             | 17 +++++++++++++++++
 lib/tabry/models/config_string_hash.rb        |  5 +++++
 lib/tabry/runner.rb                           |  1 +
 6 files changed, 33 insertions(+)

diff --git a/lib/tabry/cli/all_in_one.rb b/lib/tabry/cli/all_in_one.rb
index 3459de9..aa026fc 100644
--- a/lib/tabry/cli/all_in_one.rb
+++ b/lib/tabry/cli/all_in_one.rb
@@ -45,6 +45,10 @@ def self.completion_only(completion_conf = nil, **opts, &cmd_conf_blk)
 
       def self.define_completion_methods(cli_class, config, cmd_name: nil)
         cli_class.module_eval do
+          define_method :completion__yml do
+            require 'json'
+            puts config.as_json.to_json
+          end
 
           define_method :completion__bash do
             require_relative "../shells/bash"
diff --git a/lib/tabry/config_builder/top_level_builder.rb b/lib/tabry/config_builder/top_level_builder.rb
index 349a2da..6ccc488 100644
--- a/lib/tabry/config_builder/top_level_builder.rb
+++ b/lib/tabry/config_builder/top_level_builder.rb
@@ -23,6 +23,7 @@ def defopts(name, &blk)
       def completion
         sub :completion do
           desc "Get tab completion shell config"
+          sub :yml, "Get tabry YAML config for command"
           sub :bash, "Get tab completion for bash or zsh"
           sub :fish, "Get tab completion for fish"
           arg :cmd_line, "(for internal usage, when used instead of subcommand) full command line for getting completion options"
diff --git a/lib/tabry/models/config_list.rb b/lib/tabry/models/config_list.rb
index 995ca6f..c6aa29a 100644
--- a/lib/tabry/models/config_list.rb
+++ b/lib/tabry/models/config_list.rb
@@ -24,6 +24,11 @@ def to_a
         flatten
       end
 
+      def as_json
+        val = to_a.map { ConfigObject.as_json(_1) }
+        val.empty? ? nil : val
+      end
+
       def flatten
         @flatten ||= unflattened.map(&:flatten).flatten
       end
diff --git a/lib/tabry/models/config_object.rb b/lib/tabry/models/config_object.rb
index 3e3ded6..cf64ed5 100644
--- a/lib/tabry/models/config_object.rb
+++ b/lib/tabry/models/config_object.rb
@@ -73,6 +73,23 @@ def init_field_boolean(key, val)
         assert_of_class(key, val, [TrueClass, FalseClass])
         val
       end
+
+      def as_json
+        self.class::FIELDS.map do |k, _|
+          raw_val = send(k)
+          [k, ConfigObject.as_json(raw_val)]
+        end.to_h.compact
+      end
+
+      def self.as_json(val)
+        if [ ConfigObject, ConfigList, ConfigStringHash ].any? { val.is_a?(_1) }
+          val.as_json
+        elsif val.is_a?(Array)
+          val.map { as_json(_1) }
+        else
+          val
+        end
+      end
     end
   end
 end
diff --git a/lib/tabry/models/config_string_hash.rb b/lib/tabry/models/config_string_hash.rb
index 86e2ecb..e74b1b3 100644
--- a/lib/tabry/models/config_string_hash.rb
+++ b/lib/tabry/models/config_string_hash.rb
@@ -39,6 +39,11 @@ def empty?
       def keys
         to_h.keys
       end
+
+      def as_json
+        val = to_h.transform_values { ConfigObject.as_json(_1) }
+        val.empty? ? nil : val
+      end
     end
   end
 end
diff --git a/lib/tabry/runner.rb b/lib/tabry/runner.rb
index 4acdf21..d2019ec 100644
--- a/lib/tabry/runner.rb
+++ b/lib/tabry/runner.rb
@@ -16,6 +16,7 @@ def initialize(config:)
                   config
                 else
                   ConfigLoader.load(name: config)
+
                 end
     end