98 lines
2.5 KiB
Lua
98 lines
2.5 KiB
Lua
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local LOG = {
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target = term,
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history = {},
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history_cutoff = 50,
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log_path = "./logs/",
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debug = false
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}
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-- Set target's colorscheme to gruvbox for better visuals
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function LOG:SetColours()
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self.target.setPaletteColour(colours.red, 0xfb4934)
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self.target.setPaletteColour(colours.blue, 0x83a598)
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self.target.setPaletteColour(colours.green, 0xb8bb26)
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self.target.setPaletteColour(colours.purple, 0xd3869b)
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self.target.setPaletteColour(colours.cyan, 0x8ec07c)
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self.target.setPaletteColour(colours.white, 0xf9f5d7)
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self.target.setPaletteColour(colours.black, 0x1d2021)
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end
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-- Set target output for our log
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function LOG:SetTarget(target)
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self.target = target
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target.clear()
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target.setTextScale(0.5)
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end
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function LOG:SetDebug(value)
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self.debug = value
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end
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-- Utility function to output some kind of log message
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local function genericLog(log, level, message, col)
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if #level ~= 4 or #col ~= 1 then
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LOG:Error("Incorrect generic log format")
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return
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end
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local target = log.target
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target.scroll(1)
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local _, y = target.getSize()
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target.setCursorPos(1, y)
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local time = os.date("%T", os.epoch("local") / 1000)
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local output = "[" .. time .. "|" .. level .. "] " .. message
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local fg_blit = ("0"):rep(#time + 2) .. (col):rep(4) .. ("0"):rep(#message + 2)
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target.blit(output, fg_blit, ("f"):rep(#output))
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table.insert(log.history, output)
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if #log.history > log.history_cutoff then
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table.remove(log.history, 1)
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end
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end
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function LOG:Info(message)
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genericLog(self, "INFO", message, "b")
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end
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function LOG:Success(message)
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genericLog(self, "SCCS", message, "d")
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end
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function LOG:Debug(message)
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if not self.debug then return end
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genericLog(self, "DBUG", message, "8")
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end
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function LOG:Warning(message)
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genericLog(self, "WARN", message, "4")
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end
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function LOG:Error(message)
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genericLog(self, "ERRO", message, "e")
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end
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function LOG:Critical(message)
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genericLog(self, "CRIT", message, "e")
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self:Dump()
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error("critical exception occured, read above")
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end
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function LOG:Clear()
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self.history = {}
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end
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-- Put all recent log messages into a file for later study
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function LOG:Dump()
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local out = ""
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for _, v in ipairs(self.history) do
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out = out + v .. "\n"
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end
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local time = os.date("%F-%T", os.epoch("local") / 1000)
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local file = fs.open(string.format("%s/dump_%s.log", self.log_path, time), "w")
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file.write(out)
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file.close()
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return out
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end
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return LOG
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