local lang = jarvis.context.language
local phrase = (jarvis.context.phrase or ""):lower()

local triggers = {
    "найди документ", "найди файл", "поиск файла", "ищи файл", "где файл",
    "find file", "search file", "where is file", "locate file",
    "знайди файл", "пошук файлу", "де файл",
}

local query = phrase
for _, t in ipairs(triggers) do
    local start, finish = string.find(query, t, 1, true)
    if start == 1 then
        query = query:sub(finish + 1)
        break
    end
end
query = query:gsub("^%s+", ""):gsub("%s+$", "")

if query == "" then
    jarvis.log("warn", "file_search: empty query (phrase=" .. phrase .. ")")
    jarvis.system.notify(
        lang == "ru" and "Поиск файлов" or "File search",
        lang == "ru" and "Что искать?" or "What to search for?"
    )
    jarvis.audio.play_error()
    return { chain = false }
end

local userprofile = jarvis.system.env("USERPROFILE") or "C:\\Users\\Public"
local roots = {
    userprofile .. "\\Desktop",
    userprofile .. "\\Documents",
    userprofile .. "\\Downloads",
}

local escaped = query:gsub("'", "''")
local roots_arg = "'" .. table.concat(roots, "','") .. "'"
local ps = string.format(
    [[$ErrorActionPreference='SilentlyContinue'; $r=@(%s); $q='*%s*'; $hits=Get-ChildItem -Path $r -Filter $q -Recurse -Depth 3 -File | Select-Object -First 5; foreach($h in $hits){ Write-Output $h.FullName }]],
    roots_arg, escaped
)

local cmd = string.format('powershell -NoProfile -ExecutionPolicy Bypass -Command "%s"', ps:gsub('"', '\\"'))
jarvis.log("info", "file_search query='" .. query .. "'")

local res = jarvis.system.exec(cmd)

if not res.success then
    jarvis.log("error", "file_search exec failed: " .. tostring(res.stderr))
    jarvis.audio.play_error()
    return { chain = false }
end

local stdout = res.stdout or ""
local lines = {}
for line in stdout:gmatch("[^\r\n]+") do
    if line ~= "" then table.insert(lines, line) end
end

if #lines == 0 then
    jarvis.system.notify(
        lang == "ru" and "Поиск файлов" or "File search",
        (lang == "ru" and "Не найдено: " or "Not found: ") .. query
    )
    jarvis.audio.play_not_found()
else
    local first = lines[1]
    local count = #lines
    local title = lang == "ru" and "Найдено файлов: " or "Files found: "
    jarvis.system.notify(title .. count, first)

    jarvis.log("info", "file_search opening: " .. first)
    jarvis.system.exec(string.format('explorer.exe /select,"%s"', first))
    jarvis.audio.play_ok()
end

return { chain = false }