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Merge pull request #141 from wailsapp/138-Template-dependency-checker

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feat: initial support for template dependencies
This commit is contained in:
Lea Anthony
2019-06-27 19:56:57 +10:00
committed by GitHub
parent 7156740f6c c5be3e5634
commit 89f7a95167
1 changed files with 45 additions and 12 deletions
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57
cmd/templates.go
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@@ -16,18 +16,26 @@ import (
// TemplateMetadata holds all the metadata for a Wails template
type TemplateMetadata struct {
Name string `json:"name"`
Version string `json:"version"`
ShortDescription string `json:"shortdescription"`
Description string `json:"description"`
Install string `json:"install"`
Build string `json:"build"`
Author string `json:"author"`
Created string `json:"created"`
FrontendDir string `json:"frontenddir"`
Serve string `json:"serve"`
Bridge string `json:"bridge"`
WailsDir string `json:"wailsdir"`
Name string `json:"name"`
Version string `json:"version"`
ShortDescription string `json:"shortdescription"`
Description string `json:"description"`
Install string `json:"install"`
Build string `json:"build"`
Author string `json:"author"`
Created string `json:"created"`
FrontendDir string `json:"frontenddir"`
Serve string `json:"serve"`
Bridge string `json:"bridge"`
WailsDir string `json:"wailsdir"`
TemplateDependencies []*TemplateDependency `json:"dependencies,omitempty"`
}
// TemplateDependency defines a binary dependency for the template
// EG: ng for angular
type TemplateDependency struct {
Bin string `json:"bin"`
Help string `json:"help"`
}
// TemplateDetails holds information about a specific template
@@ -152,6 +160,31 @@ func (t *TemplateHelper) GetTemplateFilenames(template *TemplateDetails) (*slice
// project path given
func (t *TemplateHelper) InstallTemplate(projectPath string, projectOptions *ProjectOptions) error {
// Check dependencies before installing
dependencies := projectOptions.selectedTemplate.Metadata.TemplateDependencies
if dependencies != nil {
programHelper := NewProgramHelper()
logger := NewLogger()
errors := []string{}
for _, dep := range dependencies {
program := programHelper.FindProgram(dep.Bin)
if program == nil {
errors = append(errors, dep.Help)
}
}
if len(errors) > 0 {
mainError := "template dependencies not installed"
if len(errors) == 1 {
mainError = errors[0]
} else {
for _, error := range errors {
logger.Red(error)
}
}
return fmt.Errorf(mainError)
}
}
// Get template files
templateFilenames, err := t.GetTemplateFilenames(projectOptions.selectedTemplate)
if err != nil {