mirror of
https://github.com/sxyazi/yazi.git
synced 2024-12-25 01:31:36 +03:00
85 lines
1.9 KiB
Lua
85 lines
1.9 KiB
Lua
local M = {}
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function M:peek()
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local child
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if ya.target_os() == "macos" then
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child = self:try_spawn("7zz") or self:try_spawn("7z")
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else
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child = self:try_spawn("7z") or self:try_spawn("7zz")
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end
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if not child then
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return ya.err("spawn `7z` and `7zz` both commands failed, error code: " .. tostring(self.last_error))
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end
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local limit = self.area.h
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local i, icon, names, sizes = 0, nil, {}, {}
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repeat
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local next, event = child:read_line()
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if event ~= 0 then
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break
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end
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local attr, size, name = next:match("^[-%d]+%s+[:%d]+%s+([.%a]+)%s+(%d+)%s+%d+%s+(.+)[\r\n]+")
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if not name then
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goto continue
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end
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i = i + 1
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if i <= self.skip then
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goto continue
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end
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icon = File({
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url = Url(name),
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cha = Cha { kind = attr:sub(1, 1) == "D" and 1 or 0 },
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}):icon()
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if icon then
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names[#names + 1] = ui.Line { ui.Span(" " .. icon.text .. " "):style(icon.style), ui.Span(name) }
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else
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names[#names + 1] = ui.Line(name)
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end
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size = tonumber(size)
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if size > 0 then
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sizes[#sizes + 1] = ui.Line(string.format(" %s ", ya.readable_size(size)))
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else
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sizes[#sizes + 1] = ui.Line("")
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end
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::continue::
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until i >= self.skip + limit
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child:start_kill()
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if self.skip > 0 and i < self.skip + limit then
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ya.manager_emit("peek", { math.max(0, i - limit), only_if = self.file.url, upper_bound = true })
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else
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ya.preview_widgets(self, {
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ui.Paragraph(self.area, names),
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ui.Paragraph(self.area, sizes):align(ui.Paragraph.RIGHT),
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})
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end
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end
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function M:seek(units)
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local h = cx.active.current.hovered
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if h and h.url == self.file.url then
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local step = math.floor(units * self.area.h / 10)
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ya.manager_emit("peek", {
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math.max(0, cx.active.preview.skip + step),
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only_if = self.file.url,
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})
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end
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end
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function M:try_spawn(name)
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local child, code = Command(name):args({ "l", "-ba", tostring(self.file.url) }):stdout(Command.PIPED):spawn()
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if not child then
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self.last_error = code
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end
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return child
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end
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return M
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