feat: make loading animation configurable

Author: cameronr

lua/opencode/config.lua

@@ -81,6 +81,9 @@ M.defaults = {
       preset = 'nerdfonts',
       overrides = {},
     },
+    loading_animation = {
+      frames = { '·', '․', '•', '∙', '●', '⬤', '●', '∙', '•', '․' },
+    },
     output = {
       tools = {
         show_output = true,

lua/opencode/types.lua

@@ -102,6 +102,9 @@
 ---@class OpencodeCompletionConfig
 ---@field file_sources OpencodeCompletionFileSourcesConfig
 
+---@class OpencodeLoadingAnimationConfig
+---@field frames string[]
+
 ---@class OpencodeUIConfig
 ---@field position 'right'|'left' # Position of the UI (default: 'right')
 ---@field input_position 'bottom'|'top' # Position of the input window (default: 'bottom')
@@ -112,6 +115,7 @@
 ---@field display_cost boolean
 ---@field window_highlight string
 ---@field icons { preset: 'emoji'|'text'|'nerdfonts', overrides: table<string,string> }
+---@field loading_animation OpencodeLoadingAnimationConfig
 ---@field output { tools: { show_output: boolean } }
 ---@field input { text: { wrap: boolean } }
 ---@field completion OpencodeCompletionConfig

lua/opencode/ui/loading_animation.lua

@@ -1,10 +1,11 @@
 local state = require('opencode.state')
+local config = require('opencode.config')
 
 local Timer = require('opencode.ui.timer')
 local M = {}
 
 M._animation = {
-  frames = { '·', '․', '•', '∙', '●', '⬤', '●', '∙', '•', '․' },
+  frames = nil,
   text = 'Thinking... ',
   current_frame = 1,
   timer = nil,
@@ -13,6 +14,17 @@ M._animation = {
   ns_id = vim.api.nvim_create_namespace('opencode_loading_animation'),
 }
 
+function M._get_frames()
+  if M._animation.frames then
+    return M._animation.frames
+  end
+  local ui_config = config.get('ui')
+  if ui_config and ui_config.loading_animation and ui_config.loading_animation.frames then
+    return ui_config.loading_animation.frames
+  end
+  return { '·', '․', '•', '∙', '●', '⬤', '●', '∙', '•', '․' }
+end
+
 M.render = vim.schedule_wrap(function(windows)
   if not windows.footer_buf and not windows.output_buf or not vim.api.nvim_buf_is_valid(windows.output_buf) then
     return false
@@ -28,7 +40,7 @@ M.render = vim.schedule_wrap(function(windows)
     return false
   end
 
-  local loading_text = M._animation.text .. M._animation.frames[M._animation.current_frame]
+  local loading_text = M._animation.text .. M._get_frames()[M._animation.current_frame]
 
   M._animation.extmark_id = vim.api.nvim_buf_set_extmark(windows.footer_buf, M._animation.ns_id, 0, 0, {
     id = M._animation.extmark_id or nil,
@@ -41,7 +53,7 @@ M.render = vim.schedule_wrap(function(windows)
 end)
 
 function M._next_frame()
-  return (M._animation.current_frame % #M._animation.frames) + 1
+  return (M._animation.current_frame % #M._get_frames()) + 1
 end
 
 function M._start_animation_timer(windows)