package tasks

import (
	"database/sql"
	"log/slog"
	"time"

	"vctp/db"
	"vctp/internal/settings"
	"vctp/internal/vcenter"
)

// CronTask stores runtime information to be used by tasks.
type CronTask struct {
	Logger                   *slog.Logger
	Database                 db.Database
	Settings                 *settings.Settings
	VcCreds                  *vcenter.VcenterLogin
	FirstHourlySnapshotCheck bool
}

// InventorySnapshotRow represents a single VM snapshot row.
type InventorySnapshotRow struct {
	InventoryId     sql.NullInt64
	Name            string
	Vcenter         string
	VmId            sql.NullString
	EventKey        sql.NullString
	CloudId         sql.NullString
	CreationTime    sql.NullInt64
	DeletionTime    sql.NullInt64
	ResourcePool    sql.NullString
	Datacenter      sql.NullString
	Cluster         sql.NullString
	Folder          sql.NullString
	ProvisionedDisk sql.NullFloat64
	VcpuCount       sql.NullInt64
	RamGB           sql.NullInt64
	IsTemplate      string
	PoweredOn       string
	SrmPlaceholder  string
	VmUuid          sql.NullString
	SnapshotTime    int64
}

// snapshotTotals aliases DB snapshot totals for convenience.
type snapshotTotals = db.SnapshotTotals

type dailyAggKey struct {
	Vcenter string
	VmId    string
	VmUuid  string
	Name    string
}

type dailyAggVal struct {
	key            dailyAggKey
	resourcePool   string
	datacenter     string
	cluster        string
	folder         string
	isTemplate     string
	poweredOn      string
	srmPlaceholder string
	creation       int64
	firstSeen      int64
	lastSeen       int64
	lastDisk       float64
	lastVcpu       int64
	lastRam        int64
	sumVcpu        int64
	sumRam         int64
	sumDisk        float64
	samples        int64
	tinHits        int64
	bronzeHits     int64
	silverHits     int64
	goldHits       int64
	seen           map[int64]struct{}
	deletion       int64
}

type monthlyAggKey struct {
	Vcenter string
	VmId    string
	VmUuid  string
	Name    string
}

type monthlyAggVal struct {
	key            monthlyAggKey
	inventoryId    int64
	eventKey       string
	cloudId        string
	resourcePool   string
	datacenter     string
	cluster        string
	folder         string
	isTemplate     string
	poweredOn      string
	srmPlaceholder string
	creation       int64
	deletion       int64
	lastSnapshot   time.Time
	provisioned    float64
	vcpuCount      int64
	ramGB          int64
	samplesPresent int64
	totalSamples   float64
	sumVcpu        float64
	sumRam         float64
	sumDisk        float64
	tinWeighted    float64
	bronzeWeighted float64
	silverWeighted float64
	goldWeighted   float64
}

// CronTracker manages re-entry protection and status recording for cron jobs.
type CronTracker struct {
	db       db.Database
	bindType int
}