fixed merge conflict

Author: hepplerj

bom-shapefiles.go

@@ -0,0 +1,98 @@
+package apiary
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"net/http"
+	"strconv"
+)
+
+// ParishShpHandler returns a GeoJSON FeatureCollection containing parish
+// polygons and can receive year, city_cnty, and subunit parameters.
+func (s *Server) ParishShpHandler() http.HandlerFunc {
+	baseQuery := `
+      SELECT json_build_object(
+        'type', 'FeatureCollection',
+        'features', COALESCE(json_agg(parishes.feature), '[]'::json)
+    )
+    FROM (
+        SELECT json_build_object(
+            'type', 'Feature',
+            'id', id,
+            'properties', json_build_object(
+                'par', par,
+                'civ_par', civ_par,
+                'dbn_par', dbn_par,
+                'omeka_par', omeka_par,
+                'subunit', subunit,
+                'city_cnty', city_cnty,
+                'start_yr', start_yr,
+                'sp_total', sp_total,
+                'sp_per', sp_per
+            ),
+            'geometry', ST_AsGeoJSON(
+                ST_Transform(
+                    ST_SetSRID(geom_01, 27700), 
+                    4326
+                ), 
+                6
+            )::json
+        ) AS feature
+        FROM bom.parishes_shp
+        WHERE 1=1
+      `
+
+	return func(w http.ResponseWriter, r *http.Request) {
+		// Get query parameters
+		year := r.URL.Query().Get("year")
+		subunit := r.URL.Query().Get("subunit")
+		cityCounty := r.URL.Query().Get("city_cnty")
+
+		// Build the query with optional filters
+		query := baseQuery
+		var params []interface{}
+		paramCount := 1
+
+		if year != "" {
+			if yearInt, err := strconv.Atoi(year); err == nil {
+				query += fmt.Sprintf(" AND start_yr = $%d", paramCount)
+				params = append(params, yearInt)
+				paramCount++
+			}
+		}
+
+		if subunit != "" {
+			query += fmt.Sprintf(" AND subunit = $%d", paramCount)
+			params = append(params, subunit)
+			paramCount++
+		}
+
+		if cityCounty != "" {
+			query += fmt.Sprintf(" AND city_cnty = $%d", paramCount)
+			params = append(params, cityCounty)
+			paramCount++
+		}
+
+		// Close the subquery and main query
+		query += ") AS parishes;"
+
+		var result string
+		var err error
+
+		if len(params) == 0 {
+			err = s.DB.QueryRow(context.Background(), query).Scan(&result)
+		} else {
+			err = s.DB.QueryRow(context.Background(), query, params...).Scan(&result)
+		}
+
+		if err != nil {
+			log.Println(err)
+			http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+			return
+		}
+
+		w.Header().Set("Content-Type", "application/json")
+		fmt.Fprint(w, result)
+	}
+}

endpoints.go

@@ -154,6 +154,11 @@ func (s *Server) EndpointsHandler() http.HandlerFunc {
 					},
 				},
 			},
+			{
+				"BOM: Parish polygons",
+				baseurl + "/bom/geometries",
+				nil,
+			},
 			{
 				"BOM: Bills of Mortality",
 				baseurl + "/bom/bills?start-year=1636&end-year=1754",

routes.go

@@ -19,6 +19,7 @@ func (s *Server) Routes() {
 	s.Router.HandleFunc("/apb/verse-quotations", s.APBVerseQuotationsHandler()).Methods("GET", "HEAD")
 	s.Router.HandleFunc("/apb/verse-trend", s.APBVerseTrendHandler()).Methods("GET", "HEAD")
 	s.Router.HandleFunc("/bom/parishes", s.ParishesHandler()).Methods("GET", "HEAD")
+	s.Router.HandleFunc("/bom/geometries", s.ParishShpHandler()).Methods("GET", "HEAD")
 	s.Router.HandleFunc("/bom/totalbills", s.TotalBillsHandler()).Methods("GET", "HEAD")
 	s.Router.HandleFunc("/bom/statistics", s.StatisticsHandler()).Methods("GET", "HEAD")
 	s.Router.HandleFunc("/bom/bills", s.BillsHandler()).Methods("GET", "HEAD")