package inspur

import (
	"regexp"
	"strconv"
	"strings"

	"git.mchus.pro/mchus/logpile/internal/models"
)

var reFaultGPU = regexp.MustCompile(`\bF_GPU(\d+)\b`)

func applyGPUStatusFromEvents(hw *models.HardwareConfig, events []models.Event) {
	if hw == nil || len(hw.GPUs) == 0 {
		return
	}

	faulty := make(map[int]bool)
	for _, e := range events {
		if !isGPUFaultEvent(e) {
			continue
		}

		matches := reFaultGPU.FindAllStringSubmatch(e.Description, -1)
		for _, m := range matches {
			if len(m) < 2 {
				continue
			}
			idx, err := strconv.Atoi(m[1])
			if err == nil && idx >= 0 {
				faulty[idx] = true
			}
		}
	}

	for i := range hw.GPUs {
		gpu := &hw.GPUs[i]
		idx, ok := extractLogicalGPUIndex(gpu.Slot)
		if ok && faulty[idx] {
			gpu.Status = "Critical"
			continue
		}

		if strings.TrimSpace(gpu.Status) == "" {
			gpu.Status = "OK"
		}
	}
}

func isGPUFaultEvent(e models.Event) bool {
	desc := strings.ToLower(e.Description)
	if strings.Contains(desc, "bios miss f_gpu") {
		return true
	}
	return strings.EqualFold(strings.TrimSpace(e.ID), "17FFB002")
}