Bring back /databases endpoint

api.go

@@ -34,6 +34,17 @@ func API_Home(c *gin.Context) {
 	c.Data(200, "text/html; charset=utf-8", data)
 }
 
+func API_GetDatabases(c *gin.Context) {
+	names, err := dbClient.Databases()
+
+	if err != nil {
+		c.JSON(400, NewError(err))
+		return
+	}
+
+	c.JSON(200, names)
+}
+
 func API_RunQuery(c *gin.Context) {
 	query := strings.TrimSpace(c.Request.FormValue("query"))
 

client.go

@@ -10,6 +10,7 @@ import (
 
 const (
 	PG_INFO          = "SELECT version(), user, current_database(), inet_client_addr(), inet_client_port(), inet_server_addr(), inet_server_port()"
+	PG_DATABASES     = "SELECT datname FROM pg_database WHERE datistemplate = false ORDER BY datname ASC;"
 	PG_TABLES        = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public' ORDER BY table_schema,table_name;"
 	PG_TABLE_SCHEMA  = "SELECT column_name, data_type, is_nullable, character_maximum_length, character_set_catalog, column_default FROM information_schema.columns where table_name = '%s';"
 	PG_TABLE_INDEXES = "SELECT indexname, indexdef FROM pg_indexes WHERE tablename = '%s';"
@@ -47,6 +48,22 @@ func (client *Client) recordQuery(query string) {
 	client.history = append(client.history, query)
 }
 
+func (client *Client) Databases() ([]string, error) {
+	res, err := client.Query(PG_DATABASES)
+
+	if err != nil {
+		return nil, err
+	}
+
+	var tables []string
+
+	for _, row := range res.Rows {
+		tables = append(tables, row[0].(string))
+	}
+
+	return tables, nil
+}
+
 func (client *Client) Tables() ([]string, error) {
 	res, err := client.Query(PG_TABLES)
 

main.go

@@ -85,6 +85,7 @@ func main() {
 	router := gin.Default()
 
 	router.GET("/", API_Home)
+	router.GET("/databases", API_GetDatabases)
 	router.GET("/info", API_Info)
 	router.GET("/tables", API_GetTables)
 	router.GET("/tables/:table", API_GetTable)