Successfully accessing rooms and areas

go.mod

@@ -2,4 +2,13 @@ module code.ndumas.com/ndumas/aardmaps
 
 go 1.19
 
-require github.com/mattn/go-sqlite3 v1.14.16
+require (
+	github.com/mattn/go-sqlite3 v1.14.16
+	gorm.io/driver/sqlite v1.4.4
+	gorm.io/gorm v1.24.6
+)
+
+require (
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
+)

go.sum

@@ -1,2 +1,13 @@
+github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
+github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
+github.com/jinzhu/now v1.1.4/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
+github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/mattn/go-sqlite3 v1.14.15/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
 github.com/mattn/go-sqlite3 v1.14.16 h1:yOQRA0RpS5PFz/oikGwBEqvAWhWg5ufRz4ETLjwpU1Y=
 github.com/mattn/go-sqlite3 v1.14.16/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
+gorm.io/driver/sqlite v1.4.4 h1:gIufGoR0dQzjkyqDyYSCvsYR6fba1Gw5YKDqKeChxFc=
+gorm.io/driver/sqlite v1.4.4/go.mod h1:0Aq3iPO+v9ZKbcdiz8gLWRw5VOPcBOPUQJFLq5e2ecI=
+gorm.io/gorm v1.24.0/go.mod h1:DVrVomtaYTbqs7gB/x2uVvqnXzv0nqjB396B8cG4dBA=
+gorm.io/gorm v1.24.6 h1:wy98aq9oFEetsc4CAbKD2SoBCdMzsbSIvSUUFJuHi5s=
+gorm.io/gorm v1.24.6/go.mod h1:L4uxeKpfBml98NYqVqwAdmV1a2nBtAec/cf3fpucW/k=

main.go

@@ -24,7 +24,26 @@ func main() {
 		log.Fatalf("error creating AardMapper: %s\n", err)
 	}
 	log.Printf("databse opened: %#+v\n", am)
-	areas, _ := am.Areas()
-	log.Printf("databse opened: %#+v\n", areas)
 
+	areas, err := am.Areas()
+	if err != nil {
+		log.Fatalf("error fetching Areas: %s\n", err)
+	}
+	log.Printf("found %d areas\n", len(areas))
+	for k, v := range areas {
+		log.Printf("found Area: %s\n", k)
+		log.Printf("%#+v\n", v)
+		break
+	}
+
+	rooms, err := am.Rooms()
+	if err != nil {
+		log.Fatalf("error fetching Rooms: %s\n", err)
+	}
+	log.Printf("found %d rooms\n", len(rooms))
+	for k, v := range rooms {
+		log.Printf("found Room: (%s,%s)[%s]\n", v.Name, v.Area, k)
+		log.Printf("%#+v\n", v)
+		break
+	}
 }

models.go

@@ -1,46 +1,70 @@
 package main
 
 import (
-	"database/sql"
 	"fmt"
-	"log"
+
+	"gorm.io/driver/sqlite"
+	"gorm.io/gorm"
 )
 
 func NewMapper(fn string) (AardMapper, error) {
 	var am AardMapper
 
-	db, err := sql.Open("sqlite3", fn)
+	db, err := gorm.Open(sqlite.Open(fn), &gorm.Config{})
+	db.AutoMigrate(&Area{})
+	db.AutoMigrate(&Room{})
 	if err != nil {
 
 		return am, fmt.Errorf("error opening mapper sqlite3 database: %s\n", err)
 	}
-	am.db = db
+	am.DB = db
 	return am, nil
 }
 
 type AardMapper struct {
-	db *sql.DB
+	DB *gorm.DB
 }
 
 func (am AardMapper) Areas() (map[string]Area, error) {
 	areas := make(map[string]Area)
-	rows, err := am.db.Query("select uid, name, flags from areas;")
+	x := make([]Area, 0)
+	tx := am.DB.Find(&x)
 
-	if err != nil {
-		log.Fatalf("error querying areas: %s\n", err)
+	if tx.Error != nil {
+		return nil, fmt.Errorf("error fetching areas: %w", tx.Error)
 	}
-
-	for rows.Next() {
-		var a Area
-		err := rows.Scan(&a.Uid, &a.Name, &a.Flags)
+	for _, a := range x {
 		areas[a.Uid] = a
-		if err != nil {
-			return areas, fmt.Errorf("error scanning area into struct: %s\n", err)
-		}
 	}
 	return areas, nil
 }
 
+func (am AardMapper) Rooms() (map[string]Room, error) {
+	rooms := make(map[string]Room)
+	x := make([]Room, 0)
+	tx := am.DB.Find(&x)
+
+	if tx.Error != nil {
+		return nil, fmt.Errorf("error fetching areas: %w", tx.Error)
+	}
+	for _, a := range x {
+		rooms[a.Uid] = a
+	}
+	return rooms, nil
+}
+
 type Area struct {
-	Uid, Name, Flags string
+	gorm.Model
+	Uid         string
+	Name, Flags string
+}
+
+type Room struct {
+	gorm.Model
+	Uid                string
+	Name, Area         string
+	Building           string
+	Info, Notes, Flags string
+	X, Y, Z            int
+	Norecall, Noportal int
 }