wp-go/app/theme/wp/pipe.go
2024-01-22 20:29:17 +08:00

255 lines
8.0 KiB
Go

package wp
import (
"github.com/fthvgb1/wp-go/app/pkg/constraints"
"github.com/fthvgb1/wp-go/cache/reload"
"github.com/fthvgb1/wp-go/helper/slice"
str "github.com/fthvgb1/wp-go/helper/strings"
)
type HandlePipeFn[T any] func(HandleFn[T], T)
type Pipe struct {
Name string
Order float64
Fn HandlePipeFn[*Handle]
}
func NewPipe(name string, order float64, fn HandlePipeFn[*Handle]) Pipe {
return Pipe{Name: name, Order: order, Fn: fn}
}
// HandlePipe 方便把功能写在其它包里
func HandlePipe[T any](initial func(T), fns ...HandlePipeFn[T]) HandleFn[T] {
return slice.ReverseReduce(fns, func(next HandlePipeFn[T], f HandleFn[T]) HandleFn[T] {
return func(t T) {
next(f, t)
}
}, initial)
}
func (h *Handle) PushPipe(scene string, pipes ...Pipe) error {
return PushFn("pipe", scene, pipes...)
}
func (h *Handle) PushPipeHook(scene string, pipes ...func(Pipe) (Pipe, bool)) error {
return PushFnHook("pipeHook", scene, pipes...)
}
func (h *Handle) DeletePipe(scene, pipeName string) error {
return PushFnHook("pipeHook", scene, func(pipe Pipe) (Pipe, bool) {
return pipe, pipeName != pipe.Name
})
}
func (h *Handle) ReplacePipe(scene, pipeName string, pipe Pipe) error {
return PushFnHook("pipeHook", scene, func(p Pipe) (Pipe, bool) {
if pipeName == p.Name {
p = pipe
}
return p, true
})
}
func (h *Handle) PushHandler(pipScene string, scene string, fns ...HandleCall) {
v, ok := handlerss.Load(pipScene)
if !ok {
v = make(map[string][]HandleCall)
}
v[scene] = append(v[scene], fns...)
handlerss.Store(pipScene, v)
}
func (h *Handle) PushRender(statsOrScene string, fns ...HandleCall) {
h.PushHandler(constraints.PipeRender, statsOrScene, fns...)
}
func (h *Handle) PushDataHandler(scene string, fns ...HandleCall) {
h.PushHandler(constraints.PipeData, scene, fns...)
}
func BuildHandlers(pipeScene string, keyFn func(*Handle, string) string,
handleHook func(*Handle, map[string][]func(HandleCall) (HandleCall, bool)) []func(HandleCall) (HandleCall, bool),
handlesFn func(*Handle, map[string][]HandleCall, string) []HandleCall) func(HandleFn[*Handle], *Handle) {
pipeHandlerFn := reload.BuildMapFn[string]("pipeHandlers", BuildHandler(pipeScene, keyFn, handleHook, handlesFn))
return func(next HandleFn[*Handle], h *Handle) {
key := keyFn(h, pipeScene)
handlers := pipeHandlerFn(key, h)
for _, handler := range handlers {
handler.Fn(h)
if h.abort {
break
}
}
if !h.stopPipe {
next(h)
}
}
}
func BuildHandler(pipeScene string, keyFn func(*Handle, string) string,
handleHook func(*Handle, map[string][]func(HandleCall) (HandleCall, bool)) []func(HandleCall) (HandleCall, bool),
handlesFn func(*Handle, map[string][]HandleCall, string) []HandleCall) func(*Handle) []HandleCall {
return func(h *Handle) []HandleCall {
key := keyFn(h, pipeScene)
mut := reload.GetGlobeMutex()
mut.Lock()
pipeHookers, _ := handleHooks.Load(pipeScene)
pipeHandlers, _ := handlerss.Load(pipeScene)
mut.Unlock()
hookers := handleHook(h, pipeHookers)
calls := handlesFn(h, pipeHandlers, key)
calls = slice.FilterAndMap(calls, func(call HandleCall) (HandleCall, bool) {
ok := true
for _, hook := range hookers {
call, ok = hook(call)
if !ok {
break
}
}
return call, ok
})
slice.SimpleSort(calls, slice.DESC, func(t HandleCall) float64 {
return t.Order
})
return calls
}
}
func PipeKey(h *Handle, pipScene string) string {
key := str.Join("pipekey", "-", pipScene, "-", h.scene, "-", h.Stats)
return h.DoActionFilter("pipeKey", key, pipScene)
}
var pipeInitFn = reload.BuildMapFn[string]("pipeInit", BuildPipe)
func Run(h *Handle, conf func(*Handle)) {
if !h.isInited {
InitHandle(conf, h)
}
pipeInitFn(h.scene, h.scene)(h)
}
func BuildPipe(scene string) func(*Handle) {
pipees := GetFn[Pipe]("pipe", constraints.AllScene)
pipees = append(pipees, GetFn[Pipe]("pipe", scene)...)
pipes := slice.FilterAndMap(pipees, func(pipe Pipe) (Pipe, bool) {
var ok bool
mut := reload.GetGlobeMutex()
mut.Lock()
hooks := GetFnHook[func(Pipe) (Pipe, bool)]("pipeHook", constraints.AllScene)
hooks = append(hooks, GetFnHook[func(Pipe) (Pipe, bool)]("pipeHook", scene)...)
mut.Unlock()
for _, fn := range hooks {
pipe, ok = fn(pipe)
if !ok {
return pipe, false
}
}
return pipe, pipe.Fn != nil
})
slice.SimpleSort(pipes, slice.DESC, func(t Pipe) float64 {
return t.Order
})
arr := slice.Map(pipes, func(t Pipe) HandlePipeFn[*Handle] {
return t.Fn
})
return HandlePipe(NothingToDo, arr...)
}
func MiddlewareKey(h *Handle, pipScene string) string {
return h.DoActionFilter("middleware", str.Join("pipe-middleware-", h.scene), pipScene)
}
func PipeMiddlewareHandle(h *Handle, middlewares map[string][]HandleCall, key string) (handlers []HandleCall) {
handlers = append(handlers, middlewares[h.scene]...)
handlers = append(handlers, middlewares[constraints.AllScene]...)
handlers = h.PipeHandleHook("PipeMiddlewareHandle", handlers, middlewares, key)
return
}
func PipeDataHandle(h *Handle, dataHandlers map[string][]HandleCall, key string) (handlers []HandleCall) {
handlers = append(handlers, dataHandlers[h.scene]...)
handlers = append(handlers, dataHandlers[constraints.AllScene]...)
handlers = h.PipeHandleHook("PipeDataHandle", handlers, dataHandlers, key)
return
}
func PipeRender(h *Handle, renders map[string][]HandleCall, key string) (handlers []HandleCall) {
handlers = append(handlers, renders[h.Stats]...)
handlers = append(handlers, renders[h.scene]...)
handlers = append(handlers, renders[constraints.AllStats]...)
handlers = append(handlers, renders[constraints.AllScene]...)
handlers = h.PipeHandleHook("PipeRender", handlers, renders, key)
return
}
func HandleHook(h *Handle, hooks map[string][]func(HandleCall) (HandleCall, bool)) []func(HandleCall) (HandleCall, bool) {
var r []func(HandleCall) (HandleCall, bool)
r = append(r, hooks[h.scene]...)
r = append(r, hooks[h.Stats]...)
r = append(r, hooks[constraints.AllScene]...)
r = append(r, hooks[constraints.AllStats]...)
return r
}
// DeleteHandle 写插件的时候用
func (h *Handle) DeleteHandle(pipeScene, scene, name string) {
v, ok := handleHooks.Load(pipeScene)
if !ok {
v = make(map[string][]func(HandleCall) (HandleCall, bool))
}
v[scene] = append(v[scene], func(call HandleCall) (HandleCall, bool) {
return call, name != call.Name
})
handleHooks.Store(pipeScene, v)
}
// ReplaceHandle 写插件的时候用
func (h *Handle) ReplaceHandle(pipeScene, scene, name string, fn HandleFn[*Handle]) {
v, ok := handleHooks.Load(pipeScene)
if !ok {
v = make(map[string][]func(HandleCall) (HandleCall, bool))
}
v[scene] = append(v[scene], func(call HandleCall) (HandleCall, bool) {
if name == call.Name {
call.Fn = fn
}
return call, true
})
handleHooks.Store(pipeScene, v)
}
// HookHandle 写插件的时候用
func (h *Handle) HookHandle(pipeScene, scene string, hook func(HandleCall) (HandleCall, bool)) {
v, ok := handleHooks.Load(pipeScene)
if !ok {
v = make(map[string][]func(HandleCall) (HandleCall, bool))
}
v[scene] = append(v[scene], hook)
handleHooks.Store(pipeScene, v)
}
func (h *Handle) PushPipeHandleHook(name string, fn ...func([]HandleCall) []HandleCall) error {
return PushFnHook("pipeHandleHook", name, fn...)
}
func (h *Handle) PipeHandleHook(name string, calls []HandleCall, m map[string][]HandleCall, key string) []HandleCall {
fn := GetFnHook[func(*Handle, []HandleCall, map[string][]HandleCall, string) []HandleCall]("pipeHandleHook", name)
return slice.Reduce(fn, func(t func(*Handle, []HandleCall, map[string][]HandleCall, string) []HandleCall, r []HandleCall) []HandleCall {
return t(h, r, m, key)
}, calls)
}
func InitPipe(h *Handle) {
h.PushPipe(constraints.AllScene, NewPipe(constraints.PipeMiddleware, 300,
BuildHandlers(constraints.PipeMiddleware, MiddlewareKey, HandleHook, PipeMiddlewareHandle)))
h.PushPipe(constraints.AllScene, NewPipe(constraints.PipeData, 200,
BuildHandlers(constraints.PipeData, PipeKey, HandleHook, PipeDataHandle)))
h.PushPipe(constraints.AllScene, NewPipe(constraints.PipeRender, 100,
BuildHandlers(constraints.PipeRender, PipeKey, HandleHook, PipeRender)))
}