feat: add search endpoint

cmd/main.go

@@ -8,6 +8,7 @@ import (
 	"strconv"
 
 	"github.com/PDOK/gomagpie/config"
+	"github.com/PDOK/gomagpie/internal/search"
 	"github.com/iancoleman/strcase"
 
 	eng "github.com/PDOK/gomagpie/internal/engine"
@@ -117,9 +118,11 @@ var (
 			EnvVars:  []string{strcase.ToScreamingSnake(dbPortFlag)},
 		},
 		dbNameFlag: &cli.StringFlag{
-			Name:    dbNameFlag,
-			Usage:   "Connect to this database",
-			EnvVars: []string{strcase.ToScreamingSnake(dbNameFlag)},
+			Name:     dbNameFlag,
+			Usage:    "Connect to this database",
+			Value:    "postgres",
+			Required: false,
+			EnvVars:  []string{strcase.ToScreamingSnake(dbNameFlag)},
 		},
 		dbSslModeFlag: &cli.StringFlag{
 			Name:     dbSslModeFlag,
@@ -166,6 +169,12 @@ func main() {
 				commonDBFlags[dbUsernameFlag],
 				commonDBFlags[dbPasswordFlag],
 				commonDBFlags[dbSslModeFlag],
+				&cli.PathFlag{
+					Name:    searchIndexFlag,
+					EnvVars: []string{strcase.ToScreamingSnake(searchIndexFlag)},
+					Usage:   "Name of search index to use",
+					Value:   "search_index",
+				},
 			},
 			Action: func(c *cli.Context) error {
 				log.Println(c.Command.Usage)
@@ -186,6 +195,8 @@ func main() {
 				}
 				// Each OGC API building block makes use of said Engine
 				ogc.SetupBuildingBlocks(engine, dbConn)
+				// Create search endpoint
+				search.NewSearch(engine, dbConn, c.String(searchIndexFlag))
 
 				return engine.Start(address, debugPort, shutdownDelay)
 			},

config/collections.go

@@ -123,7 +123,7 @@ func (c *Config) HasCollections() bool {
 	return c.AllCollections() != nil
 }
 
-// AllCollections get all collections - with  for example features, tiles, 3d tiles - offered through this OGC API.
+// AllCollections get all collections - with for example features, tiles, 3d tiles - offered through this OGC API.
 // Results are returned in alphabetic or literal order.
 func (c *Config) AllCollections() GeoSpatialCollections {
 	if len(c.CollectionOrder) > 0 {
@@ -134,6 +134,16 @@ func (c *Config) AllCollections() GeoSpatialCollections {
 	return c.Collections
 }
 
+func (g GeoSpatialCollections) WithSearch() GeoSpatialCollections {
+	result := make([]GeoSpatialCollection, 0, len(g))
+	for _, collection := range g {
+		if collection.Search != nil {
+			result = append(result, collection)
+		}
+	}
+	return result
+}
+
 // Unique lists all unique GeoSpatialCollections (no duplicate IDs).
 // Don't use in hot path (creates a map on every invocation).
 func (g GeoSpatialCollections) Unique() []GeoSpatialCollection {

go.mod

@@ -14,6 +14,7 @@ require (
 	github.com/go-playground/validator/v10 v10.22.1
 	github.com/go-spatial/geom v0.1.0
 	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572
+	github.com/goccy/go-json v0.10.3
 	github.com/gomarkdown/markdown v0.0.0-20240930133441-72d49d9543d8
 	github.com/iancoleman/strcase v0.3.0
 	github.com/jackc/pgx/v5 v5.7.1

go.sum

@@ -87,6 +87,8 @@ github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEe
 github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
 github.com/go-test/deep v1.0.8 h1:TDsG77qcSprGbC6vTN8OuXp5g+J+b5Pcguhf7Zt61VM=
 github.com/go-test/deep v1.0.8/go.mod h1:5C2ZWiW0ErCdrYzpqxLbTX7MG14M9iiw8DgHncVwcsE=
+github.com/goccy/go-json v0.10.3 h1:KZ5WoDbxAIgm2HNbYckL0se1fHD6rz5j4ywS6ebzDqA=
+github.com/goccy/go-json v0.10.3/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
 github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
 github.com/gomarkdown/markdown v0.0.0-20240930133441-72d49d9543d8 h1:4txT5G2kqVAKMjzidIabL/8KqjIK71yj30YOeuxLn10=

internal/engine/openapi.go

@@ -26,12 +26,13 @@ import (
 )
 
 const (
-	specPath          = templatesDir + "openapi/"
-	preamble          = specPath + "preamble.go.json"
-	problems          = specPath + "problems.go.json"
-	commonCollections = specPath + "common-collections.go.json"
-	commonSpec        = specPath + "common.go.json"
-	HTMLRegex         = `<[/]?([a-zA-Z]+).*?>`
+	specPath           = templatesDir + "openapi/"
+	preamble           = specPath + "preamble.go.json"
+	problems           = specPath + "problems.go.json"
+	commonCollections  = specPath + "common-collections.go.json"
+	commonSpec         = specPath + "common.go.json"
+	featuresSearchSpec = specPath + "features-search.go.json"
+	HTMLRegex          = `<[/]?([a-zA-Z]+).*?>`
 )
 
 type OpenAPI struct {
@@ -51,6 +52,9 @@ func newOpenAPI(config *gomagpieconfig.Config) *OpenAPI {
 	if config.AllCollections() != nil {
 		defaultOpenAPIFiles = append(defaultOpenAPIFiles, commonCollections)
 	}
+	if len(config.Collections.WithSearch()) > 0 {
+		defaultOpenAPIFiles = append(defaultOpenAPIFiles, featuresSearchSpec)
+	}
 
 	// add preamble first
 	openAPIFiles := []string{preamble}