Validate PF project listings and sync own price

internal/pf/store.go

@@ -5,12 +5,15 @@ import (
 	"database/sql"
 	"errors"
 	"fmt"
+	"regexp"
 	"strings"
 )
 
 var ErrNotFound = errors.New("not found")
 var ErrTelegramRequired = errors.New("telegram required")
 
+var propertyFinderListingURLRe = regexp.MustCompile(`(?i)propertyfinder\.ae/.+-(\d+)\.html(?:[?#].*)?$`)
+
 func (a *App) CurrentEmployee(ctx context.Context, portalUserID string, required bool) (*Employee, error) {
 	if portalUserID == "" {
 		if required {
@@ -301,6 +304,11 @@ func (a *App) CreateProject(ctx context.Context, ownerID int64, p ProjectPayload
 	if err != nil {
 		return nil, err
 	}
+	p.Title = title
+	p.DealType = deal
+	if err := validateProjectRequired(p); err != nil {
+		return nil, err
+	}
 	res, err := a.DB.ExecContext(ctx, `
 		INSERT INTO projects
 		    (title, deal_type, owner_id, our_price, notes, dld_permit, building, bedrooms, size_sqft, our_url, created_at)
@@ -334,6 +342,12 @@ func (a *App) UpdateProject(ctx context.Context, ownerID, projectID int64, p Pro
 			return nil, err
 		}
 	}
+	p = mergeProjectPayload(current, p)
+	p.Title = title
+	p.DealType = deal
+	if err := validateProjectRequired(p); err != nil {
+		return nil, err
+	}
 	_, err = a.DB.ExecContext(ctx, `
 		UPDATE projects
 		   SET title = ?, deal_type = ?, our_price = ?, notes = ?, dld_permit = ?,
@@ -348,6 +362,59 @@ func (a *App) UpdateProject(ctx context.Context, ownerID, projectID int64, p Pro
 	return a.ProjectByID(ctx, ownerID, projectID, true)
 }
 
+func mergeProjectPayload(current *Project, p ProjectPayload) ProjectPayload {
+	if current == nil {
+		return p
+	}
+	if p.OurPrice == nil {
+		p.OurPrice = current.OurPrice
+	}
+	if cleanPtr(p.DLDPermit) == nil {
+		p.DLDPermit = current.DLDPermit
+	}
+	if cleanPtr(p.Building) == nil {
+		p.Building = current.Building
+	}
+	if p.Bedrooms == nil {
+		p.Bedrooms = current.Bedrooms
+	}
+	if p.SizeSqft == nil {
+		p.SizeSqft = current.SizeSqft
+	}
+	if cleanPtr(p.OurURL) == nil {
+		p.OurURL = current.OurURL
+	}
+	return p
+}
+
+func validateProjectRequired(p ProjectPayload) error {
+	if cleanString(p.Title) == "" {
+		return fmt.Errorf("title is required")
+	}
+	if p.OurPrice == nil || *p.OurPrice <= 0 {
+		return fmt.Errorf("our_price is required")
+	}
+	if cleanPtr(p.DLDPermit) == nil {
+		return fmt.Errorf("dld_permit is required")
+	}
+	if cleanPtr(p.Building) == nil {
+		return fmt.Errorf("building is required")
+	}
+	if p.Bedrooms == nil {
+		return fmt.Errorf("bedrooms is required")
+	}
+	if p.SizeSqft == nil || *p.SizeSqft <= 0 {
+		return fmt.Errorf("size_sqft is required")
+	}
+	if cleanPtr(p.OurURL) == nil {
+		return fmt.Errorf("our_url is required")
+	}
+	if !propertyFinderListingURLRe.MatchString(strings.TrimSpace(*p.OurURL)) {
+		return fmt.Errorf("our_url must be a concrete PropertyFinder listing URL")
+	}
+	return nil
+}
+
 func (a *App) DeleteProject(ctx context.Context, ownerID, projectID int64) error {
 	tx, err := a.DB.BeginTx(ctx, nil)
 	if err != nil {