package inspurlegacy

import (
	"strings"
	"time"

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

// idlTimeLayout is the naive local timestamp used by the legacy IDL log; it
// carries no timezone offset.
const idlTimeLayout = "2006-01-02T15:04:05"

// ParseIDLEvents parses the "Inspur_<model>_<serial>_IDL" event log. Each line
// is "timestamp|component|severity|assertion|code|description".
func ParseIDLEvents(content []byte) []models.Event {
	var events []models.Event
	for _, line := range strings.Split(string(content), "\n") {
		line = strings.TrimRight(line, "\r ")
		if line == "" {
			continue
		}
		parts := strings.Split(line, "|")
		if len(parts) < 6 {
			continue
		}
		ts, err := time.Parse(idlTimeLayout, strings.TrimSpace(parts[0]))
		if err != nil {
			continue
		}
		component := strings.TrimSpace(parts[1])
		severityWord := strings.TrimSpace(parts[2])
		assertion := strings.TrimSpace(parts[3])
		code := strings.TrimSpace(parts[4])
		desc := strings.TrimSpace(strings.Join(parts[5:], "|"))
		desc = strings.TrimRight(desc, ".")

		if bogusYear(ts) {
			// Pre-NTP boot spam with no real wall-clock time.
			continue
		}

		severity := severityFromWord(severityWord)
		if strings.Contains(strings.ToLower(assertion), "deassert") {
			severity = models.SeverityInfo
		}

		events = append(events, models.Event{
			ID:          "idl_" + code + "_" + ts.Format("20060102T150405"),
			Timestamp:   ts,
			Source:      "BMC/IDL",
			SensorType:  strings.ToLower(component),
			SensorName:  component,
			EventType:   assertion,
			Severity:    severity,
			Description: desc,
			RawData:     line,
		})
	}
	return events
}