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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only
package generator
import (
"fmt"
"qtcli/util"
"sort"
"strings"
"unicode"
)
type CppFuncs struct{}
func (cpp CppFuncs) ExtractClassName(fqcn string) string {
return extractClassNameOnly(fqcn)
}
func (cpp CppFuncs) CreateNamespaceOpenings(fqcn string) string {
splits := strings.Split(fqcn, "::")
output := []string{}
for i := 0; i < len(splits)-1; i++ {
output = append(output, fmt.Sprintf("namespace %s {", splits[i]))
}
return strings.Join(output, "\n")
}
func (cpp CppFuncs) CreateNamespaceClosings(fqcn string) string {
splits := strings.Split(fqcn, "::")
output := []string{}
for i := 0; i < len(splits)-1; i++ {
output = append(output, fmt.Sprintf("} // namespace %s", splits[i]))
}
return strings.Join(output, "\n")
}
func (cpp CppFuncs) CreateHeaderGuard(fileName string) string {
return strings.ReplaceAll(strings.ToUpper(fileName), ".", "_")
}
func (cpp CppFuncs) CreateIncludes(
includes []string, macros []string) []string {
all := []string{}
sort.Strings(includes)
hasModuleName := true
for _, name := range includes {
if !mightBeQtClass(name) {
continue
}
item := name
if hasModuleName {
module := findModuleName(name)
if module != "" {
item = module + "/" + name
}
}
all = append(all, item)
}
return all
}
func (cpp CppFuncs) CreateLicense(
licenseTemplatePath string,
className string,
fileName string,
) string {
str, _ := generateLicense(licenseTemplatePath, util.StringAnyMap{
"ClassName": className,
"FileName": fileName,
})
return str
}
func mightBeQtClass(name string) bool {
return len(name) >= 2 &&
name[0] == 'Q' &&
unicode.IsUpper(rune(name[1]))
}
func findModuleName(name string) string {
switch name {
case "QObject", "QSharedData":
return "QtCore"
case "QWidget", "QMainWindow":
return "QtWidgets"
case "QQuickItem":
return "QtQuick"
case "QQmlEngine":
return "QtQml"
}
return ""
}
func extractClassNameOnly(fqcn string) string {
splits := strings.Split(fqcn, "::")
if len(splits) == 0 {
return ""
}
return splits[len(splits)-1]
}
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