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main.go
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main.go
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// Copyright 2016 HenryLee. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Command fay is a deployment tools of faygo web frameware.
// Features:
// - Create, compile and run (monitor changes) a new faygo project
// - Compile and run (monitor changes) an any existing go project
// - Provides a meta-programming toolkit for faygo
//
// Usage:
// fay command [arguments]
//
// The commands are:
// new create, compile and run (monitor changes) a new faygo project
// run compile and run (monitor changes) an any existing go project
//
// fay new appname [apptpl]
// appname specifies the path of the new faygo project
// apptpl optionally, specifies the faygo project template type
//
// fay run [appname]
// appname optionally, specifies the path of the new project
package main
import (
"fmt"
"os"
"path/filepath"
"runtime"
"strings"
"github.com/henrylee2cn/fay/model"
"github.com/henrylee2cn/faygo"
)
var appname string
var crupath, _ = os.Getwd()
var apptpl = "simple"
func main() {
faygo.RemoveUseless()
if len(os.Args) < 2 {
help()
return
}
switch os.Args[1] {
case "new":
newapp(os.Args[2:])
case "run":
runapp(os.Args[2:])
}
}
func newapp(args []string) {
switch len(args) {
case 1:
initVar(args)
case 2:
initVar(args)
apptpl = args[1]
default:
newappHelp()
return
}
faygo.Printf("[fay] Create a faygo project named `%s` in the `%s` path.", appname, crupath)
if isExist(crupath) {
faygo.Printf("[fay] The project path has conflic, do you want to build in: %s\n", crupath)
faygo.Printf("[fay] Do you want to overwrite it? [yes|no]] ")
if !askForConfirmation() {
faygo.Fatalf("[fay] Cancel...")
return
}
}
faygo.Printf("[fay] Start create project...")
switch apptpl {
case "simple":
model.SimplePro(crupath, appname)
default:
faygo.Fatalf("[fay] `%s` template does not exist, reference:\n[simple]\n", apptpl)
}
faygo.Printf("[fay] Create was successful")
if err := os.Chdir(crupath); err != nil {
faygo.Fatalf("[fay] Create project fail: %v", err)
}
exit := make(chan bool)
autobuild()
newWatcher()
for {
select {
case <-exit:
runtime.Goexit()
}
}
}
func runapp(args []string) {
switch len(args) {
case 0, 1:
initVar(args)
default:
runappHelp()
return
}
if err := os.Chdir(crupath); err != nil {
faygo.Fatalf("[fay] Create project fail: %v", err)
}
exit := make(chan bool)
autobuild()
newWatcher()
for {
select {
case <-exit:
runtime.Goexit()
}
}
}
const helpInfo = `Fay Usage:
fay command [arguments]
The commands are:
new create, compile and run (monitor changes) a new faygo project
run compile and run (monitor changes) an any existing go project
fay new appname [apptpl]
appname specifies the path of the new faygo project
apptpl optionally, specifies the faygo project template type
fay run [appname]
appname optionally, specifies the path of the new project
`
func help() {
fmt.Println(helpInfo)
}
func newappHelp() {
fmt.Println(helpInfo)
}
func runappHelp() {
fmt.Println(helpInfo)
}
func initVar(args []string) {
var dir string
if len(args) > 0 {
dir, appname = filepath.Split(args[0])
if dir != "" {
crupath = filepath.Join(dir, appname)
} else {
crupath = filepath.Join(crupath, appname)
}
} else {
_, appname = filepath.Split(crupath)
}
var err error
crupath = strings.TrimSpace(crupath)
crupath, err = filepath.Abs(crupath)
if err != nil {
faygo.Fatalf("[fay] Create project fail: %s", err)
}
crupath = strings.Replace(crupath, `\`, `/`, -1)
crupath = strings.TrimRight(crupath, "/") + "/"
}