package console

import (
	"context"
	"sort"

	"github.com/carlosframework/platform/internal/hostclaim"
	"github.com/carlosframework/platform/internal/hostops"
)

type claimPendingView struct {
	Host        string `json:"host"`
	Name        string `json:"name,omitempty"`
	Incarnation string `json:"incarnation"`
	OperationID string `json:"operation_id"`
	Phase       string `json:"phase"`
}

func (s *Server) claimPendingViews(ctx context.Context, account, app, family string) ([]claimPendingView, error) {
	out := []claimPendingView{}
	hosts, err := hostops.ListClaims(ctx, s.cfg.Releases)
	if err != nil {
		return nil, err
	}
	for _, host := range hosts {
		obs, err := hostclaim.Read(ctx, s.cfg.Releases, host)
		if err != nil {
			return nil, err
		}
		if obs.Absent || obs.Claim.Holder == nil {
			continue
		}
		h, op := obs.Claim.Holder, obs.Claim.Op
		if h.Account != account || h.App != app || h.Family != family || op.ID == "" || op.Kind == hostclaim.KindServing {
			continue
		}
		phase := op.Phase
		if phase == "" {
			phase = op.Kind
		}
		out = append(out, claimPendingView{Host: host, Name: h.Name, Incarnation: h.Incarnation, OperationID: op.ID, Phase: phase})
	}
	sort.Slice(out, func(i, j int) bool { return out[i].Host < out[j].Host })
	return out, nil
}