local vim = vim

local main = require('symbols-outline')

local M = {}

local function get_action_params(node, winnr)
    local bufnr = vim.api.nvim_win_get_buf(winnr)
    local fn = "file://" .. vim.api.nvim_buf_get_name(bufnr)

    local pos = {line = node.line, character = node.character}
    local diagnostics = vim.lsp.diagnostic.get_line_diagnostics(bufnr, node.line)
    return {
        textDocument = {uri = fn},
        range = {start = pos, ["end"] = pos},
        context = {diagnostics = diagnostics},
        bufnr = bufnr
    }
end

function M.show_code_actions()
    local current_line = vim.api.nvim_win_get_cursor(main.state.outline_win)[1]
    local node = main.state.flattened_outline_items[current_line]

    local params = get_action_params(node, main.state.code_win)

    vim.lsp.buf_request(params.bufnr, "textDocument/codeAction", params,
                        vim.lsp.handlers["textDocument/codeAction"])
end

return M