local target = peripheral.find("create_target")

if not target then
    print("Error: Target block not found! Please check if Wired Modem is connected and activated (red ring).")
    return
end

pcall(target.resize, 80, 10)

-- A helper function to parse the Create station summary line
-- Example input: "1 ?? [Local]1123 HC-02 2"
local function parseTrainLine(line)
    -- Format we are parsing:
    -- "<Time_Number> <Time_Unit> <Train_Name> <Destination>"
    -- Example: "1 ?? [Local]1123 HC-02 2"
    -- Example: "现在 ?? [Local]1123 HC-02 2" (assuming "现在" might replace the number and unit)

    local timeValue, timeUnit, trainName, destination

    -- Try parsing format with a number first (e.g., "1 ?? ...")
    timeValue, timeUnit, trainName, destination = string.match(line, "^(%d+)%s+(.-)%s+(%[.-%][^%s]*)%s+(.*)$")
    
    -- If that fails, it might be the "Now" (现在) format which might not have digits at the start
    if not trainName then
        timeValue, timeUnit, trainName, destination = string.match(line, "^([^%s]+)%s+(.-)%s+(%[.-%][^%s]*)%s+(.*)$")
    end
    
    -- Fallback for extremely weird formatting
    if not trainName then
        timeValue, timeUnit, trainName, destination = string.match(line, "^([^%s]+)%s+(.-)%s+([^%s]+)%s+(.*)$")
    end

    return {
        eta_value = timeValue or "N/A",
        eta_unit = timeUnit or "N/A",
        trainName = trainName or "N/A",
        destination = destination or "N/A",
        raw = line
    }
end

while true do
    term.clear()
    term.setCursorPos(1,1)
    print("=== Receiving Station Data ===")
    
    local lines = target.dump()
    local hasData = false
    
    for i, lineText in pairs(lines) do
        if lineText and lineText ~= "" and lineText:match("[%w%?%[]") then
            print("--- Line " .. i .. " ---")
            print("Raw: " .. lineText)
            
            local parsed = parseTrainLine(lineText)
            print("  Train Name : " .. parsed.trainName)
            print("  Destination: " .. parsed.destination)
            print("  ETA Value  : " .. parsed.eta_value)
            print("  ETA Unit   : " .. parsed.eta_unit)
            hasData = true
        end
    end
    
    if not hasData then
        print("No active trains incoming/departing...")
    end
    
    os.sleep(1)
end