func FileReplace(path string, data map[string]string) {
rawContent, err := utils.ReadFile(path)
checkErr(err)
rawContent = []byte(StringReplace(string(rawContent), data))
checkErr(utils.WriteFile(path, rawContent, false))
}
func Bootstrap(rootPath, name, pkgUrl, backend string) bool {
pkgPath := determinePkgPath(rootPath)
appPath := path.Join(rootPath, "apps")
if err := os.MkdirAll(appPath, 0777); err != nil {
fmt.Printf("Could not create root directory %v: %v", rootPath, err)
return false
}
// Create app.go file.
tpl := StringReplace(tplMainApp, map[string]string{
"pkg": name,
"url": pkgPath,
"userPkg": pkgPath + "/apps/users",
})
utils.WriteFile(path.Join(rootPath, "app.go"), []byte(tpl), false)
// Create the main.go file.
tpl = StringReplace(tplMain, map[string]string{
"pkg": name,
"url": pkgPath,
})
utils.WriteFile(path.Join(rootPath, name, "main.go"), []byte(tpl), true)
// Create users app.
tpl = StringReplace(tplUserProfile, map[string]string{})
utils.WriteFile(path.Join(rootPath, "apps", "users", "models.go"), []byte(tpl), true)
// Create backend, if any.
if backend != "" {
Backend(rootPath, name, backend)
}
// Write example config.
utils.WriteFile(path.Join(rootPath, name, "config.yaml"), []byte(tplConfig), false)
return true
}
func App(rootPath, appName string, resources []string) {
if ok, err := utils.FileExists(path.Join(rootPath, "app.go")); !ok || err != nil {
fmt.Printf("Could not find app.go. Are you at the root of your project?")
os.Exit(1)
}
pkgPath := determinePkgPath(rootPath)
// Build appName.go file.
tpl := StringReplace(tplApp, map[string]string{
"pkg": appName,
})
utils.WriteFile(path.Join(rootPath, "apps", appName, appName+".go"), []byte(tpl), true)
// Build models.go file.
tpl = StringReplace(tplModels, map[string]string{
"pkg": appName,
})
utils.WriteFile(path.Join(rootPath, "apps", appName, "models.go"), []byte(tpl), true)
// Build resources.go file.
tpl = StringReplace(tplResources, map[string]string{
"pkg": appName,
})
utils.WriteFile(path.Join(rootPath, "apps", appName, "resources.go"), []byte(tpl), true)
// Add pkg import and build call to app.go.
appPath := path.Join(rootPath, "app.go")
FileReplaceToken(appPath, "APPKIT:APP_IMPORTS", fmt.Sprintf(` app_%v "%v/apps/%v"`, appName, pkgPath, appName))
FileReplaceToken(appPath, "APPKIT:APP_APPS", fmt.Sprintf(" app_%v.Build(app)", appName))
// Now, build resources.
for _, resource := range resources {
Resource(rootPath, appName, resource)
}
}
func FileReplaceToken(path, token, newContent string) bool {
contents, err := utils.ReadFile(path)
if err != nil {
return false
}
newContent, ok := ReplaceToken(token, string(contents), newContent)
if !ok {
return false
}
contents = []byte(newContent)
if err := utils.WriteFile(path, []byte(contents), false); err != nil {
return false
}
return true
}
func Backend(rootPath, pkg, backend string) {
if ok, err := utils.FileExists(path.Join(rootPath, "app.go")); !ok || err != nil {
fmt.Printf("Could not find app.go. Are you at the root of your project?")
os.Exit(1)
}
var buildImports []string
var build string
switch backend {
case "postgres", "postgresql":
buildImports = []string{`_ "github.com/lib/pq"`, `"github.com/theduke/go-dukedb/backends/sql"`}
build = StringReplace(tplBackendSql, map[string]string{
"name": "postgres",
"upperCaseBackend": strings.ToUpper(string(backend[0])) + backend[1:],
})
case "mysql":
case "memory":
default:
fmt.Printf("Unknown backend type: %v\n", backend)
os.Exit(1)
}
migrations := StringReplace(tplMigrationsFile, map[string]string{
"pkg": pkg,
"backend": backend,
"upperCaseBackend": strings.ToUpper(string(backend[0])) + backend[1:],
})
buildMigrations := StringReplace(tplBuildMigrations, map[string]string{
"name": backend,
"upperCaseName": strings.ToUpper(string(backend[0])) + backend[1:],
})
appPath := path.Join(rootPath, "app.go")
imports := ""
for _, val := range buildImports {
imports += "\t" + val + "\n"
}
// Add imports to app.go.
if !FileReplaceToken(appPath, "APPKIT:APP_IMPORTS", imports) {
fmt.Printf("APPKIT:APP_IMPORTS token not found in %v\n", appPath)
os.Exit(1)
}
// Add build code to BuildBackends() function in app.go
if !FileReplaceToken(appPath, "APPKIT:APP_BACKENDS", build) {
fmt.Printf("APPKIT:APP_BACKENDS token not found in %v\n", appPath)
os.Exit(1)
}
// Add code to BuildMigratins() function in app.go.
if !FileReplaceToken(appPath, "APPKIT:APP_MIGRATIONS", buildMigrations) {
fmt.Printf("APPKIT:APP_MIGRATIONS token not found in %v\n", appPath)
os.Exit(1)
}
// Create migrations file.
utils.WriteFile(path.Join(rootPath, backend+"_"+"migrations.go"), []byte(migrations), false)
}