autogenpb/sort.go

127 lines
3.3 KiB
Go

package main
import (
"fmt"
"io"
"os"
"go.wit.com/log"
"golang.org/x/text/cases"
"golang.org/x/text/language"
)
// this file is named poorly. It has more than Sort()
func (pb *Files) makeNewSortfile(pf *File) error {
wSort, _ := os.OpenFile(pf.Filebase+".sort.pb.go", os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
defer wSort.Close()
wFind, _ := os.OpenFile(pf.Filebase+".find.pb.go", os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
defer wFind.Close()
header(wSort, pf)
header(wFind, pf)
if !argv.Mutex {
pf.syncLock(wSort)
}
if argv.Mutex {
// use the mutex lock from the modified protoc.pb.go file
pf.Bases.Lockname = "all.Lock"
}
pf.Base.iterTop(wSort)
pf.Base.iterNext(wSort)
pf.selectAllFunc(wSort)
pf.iterSelect(wSort)
pf.appendUnique(wFind) // Append() enforce no unique keys
pf.sortByFunc(wSort)
if argv.Delete {
pf.deleteWithCopyFunc(wFind)
} else {
pf.deleteFunc(wFind)
}
pf.findFunc(wFind)
// attempt to add sort functions for pf.Base
pf.processMessage(pf.Base, wSort, wFind)
return nil
}
func (pf *File) processMessage(msg *MsgName, wSort, wFind io.Writer) error {
log.Printf("%s\n", msg.Name)
for _, v := range msg.Vars {
if !v.IsRepeated {
// log.Printf("\tSKIP %s %s\n", v.VarName, v.VarType)
continue
}
if err := pf.addSortByMsg(msg, v, wSort, wFind); err != nil {
return err
}
}
return nil
}
func (pf *File) addSortByMsg(parent *MsgName, find *MsgVar, wSort, wFind io.Writer) error {
// log.Printf("\tLOOK HERE: %s %s\n", find.VarName, find.VarType)
var found *MsgName
for _, msg := range pf.MsgNames {
if msg.Name == find.VarType {
found = msg
break
}
}
if found == nil {
return fmt.Errorf("failed to find struct %s", find.VarType)
}
log.Printf("FOUND!: %s %s for %s\n", find.VarName, find.VarType, found.Name)
for _, v := range found.Vars {
if v.HasSort {
// log.Printf("\tSort!: %s %s for %s\n", find.VarName, find.VarType, v.VarName)
newS := cases.Title(language.English, cases.NoLower).String(v.VarName)
log.Printf("\t(x %s) SortdBy%s() *%sIter\n", parent.Name, newS, find.VarType)
}
if v.HasUnique {
// log.Printf("\tUniq!: %s %s for %s\n", find.VarName, find.VarType, v.VarName)
newS := cases.Title(language.English, cases.NoLower).String(v.VarName)
log.Printf("\t(x %s) AppendUniqueBy%s(%s)\n", parent.Name, newS, find.VarType)
var FRUIT string = parent.Name
var APPLES string = cases.Title(language.English, cases.NoLower).String(find.VarName)
var APPLE string = find.VarType
var COLOR string = newS
var FruitLock string
if argv.Mutex {
FruitLock = "x.Lock" // uses mutex frum protoc.pb.go file
} else {
FruitLock = FRUIT + ".Lock" // ugly global lock hack. should probably deprecate
}
appendUniqueBy(wFind, FRUIT, APPLES, APPLE, COLOR, FruitLock)
log.Printf("\t(x %s) FindBy%s(string) *%s\n", parent.Name, newS, find.VarType)
if v.VarType == "string" {
log.Printf("\t(x %s) DeleteBy%s(string) *%s\n", parent.Name, newS, find.VarType)
}
}
}
return nil
}
func (pf *File) printMsgTable() {
for _, msg := range pf.MsgNames {
log.Printf("%s\n", msg.Name)
for _, v := range msg.Vars {
var end string
if v.IsRepeated {
end += "(repeated) "
}
if v.HasSort {
end += "(sort) "
}
if v.HasUnique {
end += "(unique) "
}
log.Printf("\t%s %s %s\n", v.VarName, v.VarType, end)
}
}
}