//! scan alert/recovery messages. Domain half of the Alerter split;
//! shared dispatch/cooldown plumbing lives in the parent module.

use tracing::instrument;

use super::{AlertCategory, AlertMeta, Alerter};

impl Alerter {
    /// Fire when the scan pipeline transitions from operational → degraded or
    /// unreachable. Includes the audit-doc threshold issues that fired.
    #[instrument(skip_all)]
    pub async fn send_scan_pipeline_alert(
        &self,
        target: &str,
        label: &str,
        status: &str,
        issues: &[String],
    ) {
        let alert_key = format!("scan_pipeline:{target}");
        let subject = format!("[PoM] {label}: scan pipeline {status}");
        let body = format!(
            "Target: {label} ({target})\n\
             Status: {status}\n\
             Issues:\n{}\n\
             Instance: {}\n\
             Time: {}\n\n\
             Dashboard: <https://{}/admin/uploads>\n\n\
             - PoM",
            issues
                .iter()
                .map(|i| format!("  - {i}"))
                .collect::<Vec<_>>()
                .join("\n"),
            self.instance_name,
            chrono::Utc::now().to_rfc3339(),
            target,
        );

        let priority = if status == "unreachable" {
            "high"
        } else {
            "medium"
        };
        self.fire_failure(
            &subject,
            &body,
            priority,
            "pom-scan-pipeline",
            Some(target),
            AlertMeta {
                key: &alert_key,
                category: AlertCategory::ScanPipelineDegraded,
                from: None,
                to: Some(status),
                error: None,
            },
        )
        .await;
    }

    /// Fire on recovery from a degraded / unreachable scan-pipeline state.
    #[instrument(skip_all)]
    pub async fn send_scan_pipeline_recovery(&self, target: &str, label: &str) {
        let alert_key = format!("scan_pipeline:{target}");
        let subject = format!("[PoM] {label}: scan pipeline recovered");
        let body = format!(
            "Target: {label} ({target})\n\
             Scan pipeline is operational.\n\
             Instance: {}\n\
             Time: {}\n\n\
             - PoM",
            self.instance_name,
            chrono::Utc::now().to_rfc3339(),
        );

        self.fire_recovery(
            &subject,
            &body,
            AlertMeta {
                key: &alert_key,
                category: AlertCategory::ScanPipelineRecovery,
                from: None,
                to: Some("operational"),
                error: None,
            },
        )
        .await;
    }
}