Janady13/missionmatch / internal/modules/opportunities/service.go

Source identity

Field	Recorded value
Source type	GitHub source
Original record	Janady13/missionmatch / internal/modules/opportunities/service.go
Date	Not specified in source
Repository	Janady13/missionmatch
Revision	2178e7298d0e5d9af83afa12402fd587f0ba6ed8
Branch	feature/aioe-upgrade
Path or archive member	internal/modules/opportunities/service.go
Original SHA-256	d7b831758369ec3b956ce70da382b9ce70f976ab14abff184cbcd6ccf3b1ecb2
Git blob SHA	a363800facf085acc95cc136505da92507da4f88
Reading-copy SHA-256	d7b831758369ec3b956ce70da382b9ce70f976ab14abff184cbcd6ccf3b1ecb2

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package opportunities

import (
	"context"
	"encoding/json"
	"errors"
	"strings"
	"time"

	"github.com/missionworkforce/missionmatch/internal/platform/database/dbgen"
	"github.com/missionworkforce/missionmatch/internal/platform/tenant"
)

// ErrNoDatabase is returned when no pool is configured.
var ErrNoDatabase = errors.New("opportunities: no database configured")

const (
	defaultLimit = 100
	maxLimit     = 500
)

// Service reads the cached SAM opportunities catalog.
type Service struct{ db *tenant.DB }

// NewService builds the service. db may be nil (then every call returns ErrNoDatabase -> 503).
func NewService(db *tenant.DB) *Service { return &Service{db: db} }

// Filters are the optional read-API filters. Empty slices / empty Q mean "no filter".
type Filters struct {
	NAICS       []string
	SetAsides   []string
	States      []string
	Departments []string
	SubAgencies []string
	Q           string
	ActiveOnly  bool
	Limit       int
}

// List returns cached opportunities matching the filters. It reads the global catalog directly off
// the pool (no tenant tx, sam_opportunities is public and outside RLS).
func (s *Service) List(ctx context.Context, f Filters) ([]Opportunity, error) {
	if !s.db.Ready() {
		return nil, ErrNoDatabase
	}
	limit := f.Limit
	if limit <= 0 {
		limit = defaultLimit
	}
	if limit > maxLimit {
		limit = maxLimit
	}
	var q *string
	if v := strings.TrimSpace(f.Q); v != "" {
		q = &v
	}

	// The text-equality filters match upper(column); upper-case the params so the comparison is
	// case-insensitive [review COR-3]. NAICS is a numeric code, left as-is.
	pool, release, perr := s.acquirePool(ctx)
	if perr != nil {
		return nil, perr
	}
	defer release()
	rows, err := dbgen.New(pool).ListSamOpportunities(ctx, dbgen.ListSamOpportunitiesParams{
		Naics:       nilIfEmpty(f.NAICS),
		SetAsides:   upperAll(nilIfEmpty(f.SetAsides)),
		States:      upperAll(nilIfEmpty(f.States)),
		Departments: upperAll(nilIfEmpty(f.Departments)),
		SubAgencies: upperAll(nilIfEmpty(f.SubAgencies)),
		Q:           q,
		ActiveOnly:  f.ActiveOnly,
		Lim:         int32(limit),
	})
	if err != nil {
		return nil, err
	}
	out := make([]Opportunity, 0, len(rows))
	for _, r := range rows {
		out = append(out, toView(r))
	}
	return out, nil
}

// Get returns one cached opportunity by notice id. A missing row surfaces pgx.ErrNoRows for the
// handler to map to 404.
func (s *Service) Get(ctx context.Context, noticeID string) (Opportunity, error) {
	if !s.db.Ready() {
		return Opportunity{}, ErrNoDatabase
	}
	pool, release, perr := s.acquirePool(ctx)
	if perr != nil {
		return Opportunity{}, perr
	}
	defer release()
	r, err := dbgen.New(pool).GetSamOpportunity(ctx, noticeID)
	if err != nil {
		return Opportunity{}, err
	}
	return toView(r), nil
}

func toView(r dbgen.SamOpportunity) Opportunity {
	posted := ""
	if r.PostedDate.Valid {
		posted = r.PostedDate.Time.Format("2006-01-02")
	}
	deadline := ""
	if r.ResponseDeadline != nil {
		deadline = r.ResponseDeadline.Format(time.RFC3339)
	}
	return Opportunity{
		NoticeID:           r.NoticeID,
		Title:              r.Title,
		SolicitationNumber: r.SolicitationNumber,
		Department:         r.Department,
		SubAgency:          r.SubAgency,
		FullAgencyPath:     r.FullParentPath,
		NaicsCode:          r.NaicsCode,
		PscCode:            r.PscCode,
		SetAsideCode:       r.SetAsideCode,
		SetAside:           r.SetAside,
		Type:               r.NoticeType,
		PostedDate:         posted,
		ResponseDeadline:   deadline,
		Active:             r.Active,
		PlaceOfPerformance: Place{City: r.PopCity, State: r.PopState, Zip: r.PopZip},
		UILink:             r.UiLink,
		DescriptionURL:     r.DescriptionUrl,
		ResourceLinks:      jsonOrEmpty(r.ResourceLinks),
		PointOfContact:     jsonOrEmpty(r.Poc),
		Source:             r.Source,
		SyncedAt:           r.SyncedAt.Format(time.RFC3339),
	}
}

func jsonOrEmpty(b []byte) json.RawMessage {
	if len(b) == 0 {
		return json.RawMessage("[]")
	}
	return json.RawMessage(b)
}

func nilIfEmpty(s []string) []string {
	if len(s) == 0 {
		return nil
	}
	return s
}

func upperAll(s []string) []string {
	if s == nil {
		return nil
	}
	out := make([]string, len(s))
	for i, v := range s {
		out[i] = strings.ToUpper(v)
	}
	return out
}