package store

import (
	"time"

	identitytypes "github.com/oy/openyield/x/identity/types"
	standingtypes "github.com/oy/openyield/x/standing/types"
	stashtypes "github.com/oy/openyield/x/stash/types"
)

// seed populates the store with a few pre-existing Reach/Stash pairs for the
// list view. All strings lexicon-clean ("Holder"/"Reach"/"Stash"; NOT the
// banned financial terms). Two fixtures: one mature (90+ active days),
// one immature (45 active days) so the Stash dashboard (P2) can show both
// states. P4 seeds Ratings/Vouches so the Standing screen can show a
// Freeholder-eligible Reach (holder-alia) vs a non-eligible one (holder-bryn).
func (s *Store) seed() {
	now := time.Now().Unix()
	seedOne(s, "holder-alia", "pk-alia-001", now, 920000, 92, 10)
	seedOne(s, "holder-bryn", "pk-bryn-002", now, 410000, 45, 5)
	seedStanding(s, now)
}

// seedStanding seeds mock Ratings + Vouches. holder-alia gets 12 ratings
// across 4 categories at 4.6-4.9 (Freeholder-eligible: score >= 4.5 in >= 3
// cats) + 1 Vouch (CommunityEndorsement). holder-bryn gets 3 ratings in 1
// category (not eligible: < 3 categories, no Vouch).
func seedStanding(s *Store, now int64) {
	// holder-alia: 12 ratings, 4 categories, scores 4.6-4.9.
	aliaCats := []string{"care", "sim", "vault", "mail"}
	for i := 0; i < 12; i++ {
		cat := aliaCats[i%4]
		score := 4.6 + float64(i%4)*0.1 // 4.6, 4.7, 4.8, 4.9 repeating
		s.ratings["holder-alia"] = append(s.ratings["holder-alia"], standingtypes.Rating{
			RaterID:     "rater-" + itoa(i),
			RateeID:     "holder-alia",
			Category:    cat,
			Score:       score,
			Weight:      1.0,
			TxRef:       "tx-r-" + itoa(i),
			Timestamp:   now - int64(i)*86400,
			DecayBucket: 0, // 6mo bucket (1.0)
		})
	}
	// 1 Vouch for holder-alia (CommunityEndorsement signal).
	s.vouches["holder-alia"] = []standingtypes.Vouch{{
		VoucherID:  "voucher-freeholder-1",
		VoucheeID:  "holder-alia",
		Category:   "care",
		BondAmount: 100000,
		Timestamp:  now,
	}}

	// holder-bryn: 3 ratings, 1 category, scores 4.0-4.2 (not eligible: < 3 cats).
	for i := 0; i < 3; i++ {
		s.ratings["holder-bryn"] = append(s.ratings["holder-bryn"], standingtypes.Rating{
			RaterID:     "rater-b-" + itoa(i),
			RateeID:     "holder-bryn",
			Category:    "care",
			Score:       4.0 + float64(i)*0.1,
			Weight:      1.0,
			TxRef:       "tx-b-" + itoa(i),
			Timestamp:   now - int64(i)*86400,
			DecayBucket: 0,
		})
	}
	// No Vouches for holder-bryn (CommunityEndorsement signal false).
}

func seedOne(s *Store, holderID, pubKey string, now int64, balanceGrain int64, activeDays, maxGap uint32) {
	reachID := "reach-" + holderID
	stashID := "stash-" + holderID
	s.reaches[holderID] = identitytypes.Reach{
		ReachID:   reachID,
		HolderID:  holderID,
		CreatedAt: now - int64(activeDays)*86400,
		PublicKey: pubKey,
		IsNomad:   true,
	}
	s.stashes[holderID] = stashtypes.Stash{
		HolderID:     holderID,
		StashID:      stashID,
		CreatedAt:    now - int64(activeDays)*86400,
		LastActive:   now,
		BalanceGrain: balanceGrain,
	}
	s.stashActivities[stashID] = stashtypes.StashActivity{
		StashID:         stashID,
		ActiveDays:      activeDays,
		MaxGapDays:      maxGap,
		LastActivityDay: now,
	}
}

// itoa is a tiny int->string helper to avoid importing strconv (keeps the
// fixtures file import-light; the mock data uses small integers only).
func itoa(n int) string {
	if n == 0 {
		return "0"
	}
	neg := n < 0
	if neg {
		n = -n
	}
	var buf [12]byte
	i := len(buf)
	for n > 0 {
		i--
		buf[i] = byte('0' + n%10)
		n /= 10
	}
	if neg {
		i--
		buf[i] = '-'
	}
	return string(buf[i:])
}