package cpu

import (
	"finally-a-monolithic-linux-hw-monitor/app/cpu/proc"
	"fmt"
	"strings"
)

func RenderCPU(console *strings.Builder, proc *proc.Proc) {
	// Move cursor to top-left (0,0) without clearing full buffer (flicker-free)
	fmt.Fprint(console, "\033[H")
	fmt.Fprintf(console, "=== %s ===\n", proc.Model())

	RenderTemperatureSensors(console, proc)
	RenderPowerSensors(console, proc)
	RenderClockSensors(console, proc)
}

func RenderTemperatureSensors(console *strings.Builder, proc *proc.Proc) {
	temps, _ := proc.SensorReader.ReadTemperatureSensors()
	fmt.Fprint(console, "--- Temperature ---\n")
	for _, sensor := range temps {
		tempC := sensor.TempC
		tempF := (tempC * 9 / 5) + 32
		// \033[K clears from cursor to end of line (prevents lingering chars)
		fmt.Fprintf(console, "%-16s | %.3f °C (%.3f °F)\033[K\n", sensor.Name, tempC, tempF)
	}
}

func RenderPowerSensors(console *strings.Builder, proc *proc.Proc) {
	fmt.Fprint(console, "--- Power ---\n")
	power, _ := proc.SensorReader.ReadPowerSensors()
	for _, sensor := range power {
		// \033[K clears from cursor to end of line (prevents lingering chars)
		fmt.Fprintf(console, "%-16s | %.3f W\033[K\n", sensor.Name, sensor.Watts)
	}
}

func RenderClockSensors(console *strings.Builder, proc *proc.Proc) {
	fmt.Fprint(console, "--- Clock Frequency ---\n")
	power, _ := proc.SensorReader.ReadClockSensors()
	for _, sensor := range power {
		// \033[K clears from cursor to end of line (prevents lingering chars)
		fmt.Fprintf(console, "%-16s | %.3f GHz\033[K\n", sensor.Name, sensor.FrequencyGHz)
	}
}