lots o progress

- added 'command' subcommand
- removed viper
- setup commands added
- still a WIP
- readme TODO update

database/sqlx.go

@@ -10,6 +10,10 @@ import (
 	_ "github.com/ncruces/go-sqlite3/embed"
 )
 
+/*
+all sqlx methods for CRUD functionalities of commands and servers
+*/
+
 type database struct {
 	*sqlx.DB
 }
@@ -32,6 +36,8 @@ type Database interface {
 	DeleteServer(name string) error
 }
 
+// creates a new sqlite connection to the mctl database. Database files are
+// kept in the the user home directory
 func New() (Database, error) {
 	home, err := os.UserHomeDir()
 	if err != nil {
@@ -47,29 +53,32 @@ func New() (Database, error) {
 	}, nil
 }
 
+// intitial database setup, creates commands and servers tables
 func (d *database) Init() error {
 	query := `
 		CREATE TABLE IF NOT EXISTS commands(
 			name TEXT PRIMARY KEY,
 			command TEXT
-		)
+		);
 
 		CREATE TABLE IF NOT EXISTS servers(
 			name TEXT PRIMARY KEY,
 			server TEXT,
 			password TEXT,
-			port NUMBER
-		)
+			port NUMBER,
+			--active TEXT? bit? or something
+		);
 	`
 
 	_, err := d.Exec(query)
 	return err
 }
 
+// drops commands and servers tables
 func (d *database) Destroy() error {
 	query := `
-		DROP TABLE commands
-		DROP TABLE servers
+		DROP TABLE commands;
+		DROP TABLE servers;
 	`
 
 	_, err := d.Exec(query)
@@ -77,9 +86,10 @@ func (d *database) Destroy() error {
 }
 
 func (d *database) Close() error {
-	return d.Close()
+	return d.DB.Close()
 }
 
+// gets command using name
 func (d *database) GetCmd(name string) (string, error) {
 	query := `
 		SELECT
@@ -99,6 +109,7 @@ func (d *database) GetCmd(name string) (string, error) {
 	return name, nil
 }
 
+// gets all saved commands
 func (d *database) GetAllCmds() ([]model.Command, error) {
 	query := `
 		SELECT
@@ -128,6 +139,7 @@ func (d *database) GetAllCmds() ([]model.Command, error) {
 	return res, nil
 }
 
+// save a new command
 func (d *database) SaveCmd(name, cmd string) error {
 	query := `
 		INSERT INTO commands(name, command)
@@ -138,6 +150,7 @@ func (d *database) SaveCmd(name, cmd string) error {
 	return err
 }
 
+// DO WE NEED THIS?
 func (d *database) UpdateCmd(name, cmd string) error {
 	query := `
 		UPDATE