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2 Commits

Author SHA1 Message Date
d72bed0c8c refine cache 2023-12-10 19:15:49 +08:00
0cdb3ba040 refine pagination cache 2023-12-10 17:32:49 +08:00
6 changed files with 227 additions and 25 deletions

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@ -170,7 +170,7 @@ func parseArgs(args ...any) (string, func() time.Duration) {
}
func NewPaginationCache[K comparable, V any](m *cache.MapCache[string, helper.PaginationData[V]], maxNum int,
dbFn cache.DbFn[K, V], localFn cache.LocalFn[K, V], dbKeyFn func(K, ...any) string, fetchNum int, name string, a ...any) *cache.Pagination[K, V] {
dbFn cache.DbFn[K, V], localFn cache.LocalFn[K, V], dbKeyFn, localKeyFn func(K, ...any) string, fetchNum int, name string, a ...any) *cache.Pagination[K, V] {
fn := helper.ParseArgs([]func() int(nil), a...)
var ma, fet func() int
if len(fn) > 0 {
@ -185,12 +185,12 @@ func NewPaginationCache[K comparable, V any](m *cache.MapCache[string, helper.Pa
if fet == nil {
fet = reload.FnVal(str.Join("paginationCache-", name, "-fetchNum"), fetchNum, nil)
}
return cache.NewPagination(m, ma, dbFn, localFn, dbKeyFn, fet, name)
return cache.NewPagination(m, ma, dbFn, localFn, dbKeyFn, localKeyFn, fet, name)
}
func NewMapCache[K comparable, V any](data cache.Cache[K, V], batchFn cache.MapBatchFn[K, V], fn cache.MapSingleFn[K, V], args ...any) *cache.MapCache[K, V] {
inc := helper.ParseArgs((*cache.IncreaseUpdate[K, V])(nil), args...)
m := cache.NewMapCache[K, V](data, fn, batchFn, inc)
m := cache.NewMapCache[K, V](data, fn, batchFn, inc, args...)
FlushPush(m)
ClearPush(m)
name, f := parseArgs(args...)
@ -242,7 +242,7 @@ func ClearExpired() {
func NewVarCache[T any](c cache.AnyCache[T], fn func(context.Context, ...any) (T, error), a ...any) *cache.VarCache[T] {
inc := helper.ParseArgs((*cache.IncreaseUpdateVar[T])(nil), a...)
ref := helper.ParseArgs(cache.RefreshVar[T](nil), a...)
v := cache.NewVarCache(c, fn, inc, ref)
v := cache.NewVarCache(c, fn, inc, ref, a...)
FlushPush(v)
name, _ := parseArgs(a...)
if name != "" {

97
cache/map.go vendored
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@ -20,7 +20,35 @@ type MapCache[K comparable, V any] struct {
getCacheBatchToMap func(c context.Context, key []K, timeout time.Duration, params ...any) (map[K]V, error)
increaseUpdate *IncreaseUpdate[K, V]
refresh Refresh[K, V]
gets func(ctx context.Context, key K) (V, bool)
sets func(ctx context.Context, key K, val V)
getExpireTimes func(ctx context.Context) time.Duration
ttl func(ctx context.Context, key K) time.Duration
flush func(ctx context.Context)
del func(ctx context.Context, key ...K)
clearExpired func(ctx context.Context)
}
func (m *MapCache[K, V]) Get(ctx context.Context, key K) (V, bool) {
return m.gets(ctx, key)
}
func (m *MapCache[K, V]) Set(ctx context.Context, key K, val V) {
m.sets(ctx, key, val)
}
func (m *MapCache[K, V]) Ttl(ctx context.Context, key K) time.Duration {
return m.ttl(ctx, key)
}
func (m *MapCache[K, V]) GetExpireTime(ctx context.Context) time.Duration {
return m.getExpireTimes(ctx)
}
func (m *MapCache[K, V]) Del(ctx context.Context, key ...K) {
m.del(ctx, key...)
}
func (m *MapCache[K, V]) ClearExpired(ctx context.Context) {
m.clearExpired(ctx)
}
type IncreaseUpdate[K comparable, V any] struct {
CycleTime func() time.Duration
Fn IncreaseFn[K, V]
@ -35,7 +63,7 @@ type MapSingleFn[K, V any] func(context.Context, K, ...any) (V, error)
type MapBatchFn[K comparable, V any] func(context.Context, []K, ...any) (map[K]V, error)
type IncreaseFn[K comparable, V any] func(c context.Context, currentData V, k K, t time.Time, a ...any) (data V, save bool, refresh bool, err error)
func NewMapCache[K comparable, V any](ca Cache[K, V], cacheFunc MapSingleFn[K, V], batchCacheFn MapBatchFn[K, V], inc *IncreaseUpdate[K, V]) *MapCache[K, V] {
func NewMapCache[K comparable, V any](ca Cache[K, V], cacheFunc MapSingleFn[K, V], batchCacheFn MapBatchFn[K, V], inc *IncreaseUpdate[K, V], a ...any) *MapCache[K, V] {
r := &MapCache[K, V]{
Cache: ca,
mux: sync.Mutex{},
@ -60,9 +88,74 @@ func NewMapCache[K comparable, V any](ca Cache[K, V], cacheFunc MapSingleFn[K, V
if ok {
r.refresh = re
}
initCache(r, a...)
return r
}
func initCache[K comparable, V any](r *MapCache[K, V], a ...any) {
gets := helper.ParseArgs[func(Cache[K, V], context.Context, K) (V, bool)](nil, a...)
if gets == nil {
r.gets = r.Cache.Get
} else {
r.gets = func(ctx context.Context, key K) (V, bool) {
return gets(r.Cache, ctx, key)
}
}
sets := helper.ParseArgs[func(Cache[K, V], context.Context, K, V)](nil, a...)
if sets == nil {
r.sets = r.Cache.Set
} else {
r.sets = func(ctx context.Context, key K, val V) {
sets(r.Cache, ctx, key, val)
}
}
getExpireTimes := helper.ParseArgs[func(Cache[K, V], context.Context) time.Duration](nil, a...)
if getExpireTimes == nil {
r.getExpireTimes = r.Cache.GetExpireTime
} else {
r.getExpireTimes = func(ctx context.Context) time.Duration {
return getExpireTimes(r.Cache, ctx)
}
}
ttl := helper.ParseArgs[func(Cache[K, V], context.Context, K) time.Duration](nil, a...)
if ttl == nil {
r.ttl = r.Cache.Ttl
} else {
r.ttl = func(ctx context.Context, k K) time.Duration {
return ttl(r.Cache, ctx, k)
}
}
del := helper.ParseArgs[func(Cache[K, V], context.Context, ...K)](nil, a...)
if del == nil {
r.del = r.Cache.Del
} else {
r.del = func(ctx context.Context, key ...K) {
del(r.Cache, ctx, key...)
}
}
flushAndClearExpired := helper.ParseArgs[[]func(Cache[K, V], context.Context)](nil, a...)
if flushAndClearExpired == nil {
r.flush = r.Cache.Flush
r.clearExpired = r.Cache.ClearExpired
} else {
r.flush = func(ctx context.Context) {
flushAndClearExpired[0](r.Cache, ctx)
}
if len(flushAndClearExpired) > 1 {
r.clearExpired = func(ctx context.Context) {
flushAndClearExpired[1](r.Cache, ctx)
}
} else {
r.clearExpired = r.Cache.ClearExpired
}
}
}
func (m *MapCache[K, V]) SetDefaultBatchFunc(fn MapSingleFn[K, V]) {
m.batchCacheFn = func(ctx context.Context, ids []K, a ...any) (map[K]V, error) {
var err error
@ -115,7 +208,7 @@ func (m *MapCache[K, V]) setDefaultCacheFn(fn MapBatchFn[K, V]) {
func (m *MapCache[K, V]) Flush(ctx context.Context) {
m.mux.Lock()
defer m.mux.Unlock()
m.Cache.Flush(ctx)
m.flush(ctx)
}
func (m *MapCache[K, V]) increaseUpdates(c context.Context, timeout time.Duration, data V, key K, params ...any) (V, error) {

26
cache/pagination.go vendored
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@ -19,6 +19,7 @@ type Pagination[K comparable, V any] struct {
dbFn func(ctx context.Context, k K, page, limit, totalRaw int, a ...any) ([]V, int, error)
localFn func(ctx context.Context, data []V, k K, page, limit int, a ...any) ([]V, int, error)
batchFetchNum func() int
localKeyFn func(K K, a ...any) string
dbKeyFn func(K K, a ...any) string
name string
}
@ -29,7 +30,7 @@ type DbFn[K comparable, V any] func(ctx context.Context, k K, page, limit, total
type LocalFn[K comparable, V any] func(ctx context.Context, data []V, k K, page, limit int, a ...any) ([]V, int, error)
func NewPagination[K comparable, V any](m *MapCache[string, helper.PaginationData[V]], maxNum func() int, dbFn DbFn[K, V], localFn LocalFn[K, V], dbKeyFn func(K, ...any) string, batchFetchNum func() int, name string) *Pagination[K, V] {
func NewPagination[K comparable, V any](m *MapCache[string, helper.PaginationData[V]], maxNum func() int, dbFn DbFn[K, V], localFn LocalFn[K, V], dbKeyFn, localKeyFn func(K, ...any) string, batchFetchNum func() int, name string) *Pagination[K, V] {
if dbKeyFn == nil {
dbKeyFn = func(k K, a ...any) string {
s := str.NewBuilder()
@ -40,6 +41,11 @@ func NewPagination[K comparable, V any](m *MapCache[string, helper.PaginationDat
return strings.TrimRight(s.String(), "|")
}
}
if localKeyFn == nil {
localKeyFn = func(k K, a ...any) string {
return fmt.Sprintf("%v", k)
}
}
return &Pagination[K, V]{
MapCache: m,
maxNum: maxNum,
@ -49,6 +55,7 @@ func NewPagination[K comparable, V any](m *MapCache[string, helper.PaginationDat
batchFetchNum: batchFetchNum,
name: name,
dbKeyFn: dbKeyFn,
localKeyFn: localKeyFn,
}
}
@ -68,7 +75,7 @@ func (p *Pagination[K, V]) Pagination(ctx context.Context, timeout time.Duration
}
func (p *Pagination[K, V]) paginationByLocal(ctx context.Context, timeout time.Duration, k K, page, limit int, a ...any) ([]V, int, error) {
key := fmt.Sprintf("%v", k)
key := p.localKeyFn(k)
data, ok := p.Get(ctx, key)
if ok {
if p.increaseUpdate != nil && p.refresh != nil {
@ -83,6 +90,12 @@ func (p *Pagination[K, V]) paginationByLocal(ctx context.Context, timeout time.D
}
return p.localFn(ctx, data.Data, k, page, limit, a...)
}
p.mux.Lock()
defer p.mux.Unlock()
data, ok = p.Get(ctx, key)
if ok {
return data.Data, data.TotalRaw, nil
}
batchNum := p.batchFetchNum()
da, totalRaw, err := p.fetchDb(ctx, timeout, k, 1, 0, 0, a...)
if err != nil {
@ -101,6 +114,9 @@ func (p *Pagination[K, V]) paginationByLocal(ctx context.Context, timeout time.D
}
da = append(da, daa...)
}
data.Data = da
data.TotalRaw = totalRaw
p.Set(ctx, key, data)
}
return p.localFn(ctx, data.Data, k, page, limit, a...)
@ -112,6 +128,12 @@ func (p *Pagination[K, V]) paginationByDB(ctx context.Context, timeout time.Dura
if ok {
return data.Data, data.TotalRaw, nil
}
p.mux.Lock()
defer p.mux.Unlock()
data, ok = p.Get(ctx, key)
if ok {
return data.Data, data.TotalRaw, nil
}
dat, total, err := p.fetchDb(ctx, timeout, k, page, limit, totalRaw, a...)
if err != nil {
return nil, 0, err

73
cache/vars.go vendored
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@ -14,6 +14,10 @@ type VarCache[T any] struct {
mutex sync.Mutex
increaseUpdate *IncreaseUpdateVar[T]
refresh RefreshVar[T]
get func(ctx context.Context) (T, bool)
set func(ctx context.Context, v T)
flush func(ctx context.Context)
getLastSetTime func(ctx context.Context) time.Time
}
type IncreaseUpdateVar[T any] struct {
@ -23,6 +27,67 @@ type IncreaseUpdateVar[T any] struct {
type IncreaseVarFn[T any] func(c context.Context, currentData T, t time.Time, a ...any) (data T, save bool, refresh bool, err error)
func (t *VarCache[T]) Get(ctx context.Context) (T, bool) {
return t.get(ctx)
}
func (t *VarCache[T]) Set(ctx context.Context, v T) {
t.set(ctx, v)
}
func (t *VarCache[T]) Flush(ctx context.Context) {
t.flush(ctx)
}
func (t *VarCache[T]) GetLastSetTime(ctx context.Context) time.Time {
return t.getLastSetTime(ctx)
}
func initVarCache[T any](t *VarCache[T], a ...any) {
gets := helper.ParseArgs[func(AnyCache[T], context.Context) (T, bool)](nil, a...)
if gets == nil {
t.get = t.AnyCache.Get
} else {
t.get = func(ctx context.Context) (T, bool) {
return gets(t.AnyCache, ctx)
}
}
set := helper.ParseArgs[func(AnyCache[T], context.Context, T)](nil, a...)
if set == nil {
t.set = t.AnyCache.Set
} else {
t.set = func(ctx context.Context, v T) {
set(t.AnyCache, ctx, v)
}
}
flush := helper.ParseArgs[func(AnyCache[T], context.Context)](nil, a...)
if flush == nil {
t.flush = t.AnyCache.Flush
} else {
t.flush = func(ctx context.Context) {
flush(t.AnyCache, ctx)
}
}
getLastSetTime := helper.ParseArgs[func(AnyCache[T], context.Context) time.Time](nil, a...)
if getLastSetTime == nil {
t.getLastSetTime = t.AnyCache.GetLastSetTime
} else {
t.getLastSetTime = func(ctx context.Context) time.Time {
return getLastSetTime(t.AnyCache, ctx)
}
}
}
func NewVarCache[T any](cache AnyCache[T], fn func(context.Context, ...any) (T, error), inc *IncreaseUpdateVar[T], ref RefreshVar[T], a ...any) *VarCache[T] {
r := &VarCache[T]{
AnyCache: cache, setCacheFunc: fn, mutex: sync.Mutex{},
increaseUpdate: inc,
refresh: ref,
}
initVarCache(r, a...)
return r
}
func (t *VarCache[T]) GetCache(ctx context.Context, timeout time.Duration, params ...any) (T, error) {
data, ok := t.Get(ctx)
var err error
@ -125,14 +190,6 @@ func (c *VarMemoryCache[T]) GetLastSetTime(_ context.Context) time.Time {
return c.v.Load().setTime
}
func NewVarCache[T any](cache AnyCache[T], fn func(context.Context, ...any) (T, error), inc *IncreaseUpdateVar[T], ref RefreshVar[T]) *VarCache[T] {
return &VarCache[T]{
AnyCache: cache, setCacheFunc: fn, mutex: sync.Mutex{},
increaseUpdate: inc,
refresh: ref,
}
}
func (c *VarMemoryCache[T]) Flush(_ context.Context) {
c.v.Flush()
}

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@ -62,11 +62,27 @@ func Delete[T any](a *[]T, index int) {
*a = append(arr[:index], arr[index+1:]...)
}
func Copy[T any](a []T) []T {
dst := make([]T, len(a))
func Copy[T any](a []T, l ...int) []T {
length := len(a)
if len(l) > 0 {
length = l[0]
}
var dst []T
if len(a) < length {
dst = make([]T, len(a), length)
} else {
dst = make([]T, length)
}
copy(dst, a)
return dst
}
func Copies[T any](a ...[]T) []T {
var r []T
for _, ts := range a {
r = append(r, ts...)
}
return r
}
func Unshift[T any](a *[]T, e ...T) {
*a = append(e, *a...)

View File

@ -3,8 +3,8 @@ package safety
import (
"fmt"
"github.com/fthvgb1/wp-go/helper/number"
"github.com/fthvgb1/wp-go/taskPools"
"testing"
"time"
)
func TestSlice_Append(t *testing.T) {
@ -26,13 +26,27 @@ func TestSlice_Append(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
fn := func() {
tt.r.Append(tt.args.t...)
switch number.Rand(1, 3) {
case 1:
f := tt.r.Load()
fmt.Println(f)
case 2:
tt.r.Append(tt.args.t...)
case 3:
/*s := tt.r.Load()
if len(s) < 1 {
break
}
ii, v := slice.Rand(number.Range(0, len(s)))
s[ii] = v*/
}
}
go fn()
go fn()
go fn()
go fn()
time.Sleep(time.Second)
p := taskPools.NewPools(20)
for i := 0; i < 50; i++ {
p.Execute(fn)
}
p.Wait()
fmt.Println(tt.r.Load())
})
}