-- Configuration module for avante.nvim plugin with DeepSeek API support
-- Returns configuration only if THIRD_PARTY_AI_ASSISTANT environment variable is set

-- Check for the required environment variable containing the API key
-- If the key is not set, returns an empty table and the plugin won't load
local ai_enabled = os.getenv "THIRD_PARTY_AI_ASSISTANT"
if not ai_enabled or ai_enabled:lower() ~= "true" then return {} end

-- Main plugin configuration object
---@type LazyPluginSpec[]
return {
  {
    -- Plugin identifier in GitHub repository
    "yetone/avante.nvim",
    -- Plugin version for compatibility assurance
    version = "0.0.27",
    -- Plugin configuration options
    -- Remove the type annotation if avante.Config is undefined
    opts = {
      provider = "deepseek_safe",

      behaviour = {
        auto_approve_tool_permissions = true,
      },

      vendors = {
        deepseek_safe = {
          __inherited_from = "openai",
          api_key_name = "DEEPSEEK_API_KEY",
          endpoint = "https://api.deepseek.com",
          model = "deepseek-chat",
          timeout = 120000,
          max_tokens = 8192,
          extra_request_body = {
            temperature = 0,
            max_tokens = 8192,
          },

          -- parse_curl_args = function(opts, code_opts)
          --   local log_file = io.open("/tmp/avante_debug.log", "a")
          --
          --   -- Helper function to extract text from content
          --   local function get_content_text(content)
          --     if type(content) == "string" then
          --       return content
          --     elseif type(content) == "table" then
          --       -- Content can be array of {type="text", text="..."}
          --       if content.text then
          --         return content.text
          --       elseif content[1] and content[1].text then
          --         return content[1].text
          --       end
          --       return vim.inspect(content) -- fallback
          --     end
          --     return ""
          --   end
          --
          --   if log_file and code_opts.messages then
          --     log_file:write "\n=== NEW REQUEST ===\n"
          --     log_file:write(string.format("Total messages: %d\n", #code_opts.messages))
          --
          --     -- Check for duplicates
          --     if #code_opts.messages >= 2 then
          --       local last = code_opts.messages[#code_opts.messages]
          --       local prev = code_opts.messages[#code_opts.messages - 1]
          --
          --       local last_text = get_content_text(last.content)
          --       local prev_text = get_content_text(prev.content)
          --
          --       log_file:write(string.format("\nLast text: %s\n", last_text))
          --       log_file:write(string.format("Prev text: %s\n", prev_text))
          --
          --       if last_text == prev_text and last_text ~= "" then
          --         log_file:write "\n!!! DUPLICATE DETECTED !!!\n"
          --         log_file:close()
          --         vim.notify("Duplicate message detected! Aborting.", vim.log.levels.ERROR)
          --         return nil
          --       end
          --     end
          --
          --     log_file:close()
          --   end
          --
          --   local openai = require("avante.providers").openai
          --   return openai.parse_curl_args(opts, code_opts)
          -- end,
        },
      },
    },
  },
}