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mirror of https://github.com/redis/go-redis.git synced 2025-07-29 17:41:15 +03:00

Support Hash-field expiration commands (#2991)

* Add HExpire command

* Add HPExpire, HexpireAt, HPExpireAt, HTTL, HPTTL, HPersist,HExpireTime, HPExpireTIme, HGetF, HSetF commands

* add docstring

* add tests and fix commands

* modify commands

* api changes

* fix tests

* remove tests from RE
This commit is contained in:
ofekshenawa
2024-06-20 00:59:27 +03:00
committed by GitHub
parent 2a3de7e1fc
commit a9b4c5cfe6
2 changed files with 397 additions and 1 deletions

View File

@ -1,6 +1,9 @@
package redis
import "context"
import (
"context"
"time"
)
type HashCmdable interface {
HDel(ctx context.Context, key string, fields ...string) *IntCmd
@ -172,3 +175,248 @@ func (c cmdable) HScan(ctx context.Context, key string, cursor uint64, match str
_ = c(ctx, cmd)
return cmd
}
type HExpireArgs struct {
NX bool
XX bool
GT bool
LT bool
}
// HExpire - Sets the expiration time for specified fields in a hash in seconds.
// The command constructs an argument list starting with "HEXPIRE", followed by the key, duration, any conditional flags, and the specified fields.
// For more information - https://redis.io/commands/hexpire/
func (c cmdable) HExpire(ctx context.Context, key string, expiration time.Duration, fields ...string) *IntSliceCmd {
args := []interface{}{"HEXPIRE", key, expiration, "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HExpire - Sets the expiration time for specified fields in a hash in seconds.
// It requires a key, an expiration duration, a struct with boolean flags for conditional expiration settings (NX, XX, GT, LT), and a list of fields.
// The command constructs an argument list starting with "HEXPIRE", followed by the key, duration, any conditional flags, and the specified fields.
// For more information - https://redis.io/commands/hexpire/
func (c cmdable) HExpireWithArgs(ctx context.Context, key string, expiration time.Duration, expirationArgs HExpireArgs, fields ...string) *IntSliceCmd {
args := []interface{}{"HEXPIRE", key, expiration}
// only if one argument is true, we can add it to the args
// if more than one argument is true, it will cause an error
if expirationArgs.NX {
args = append(args, "NX")
} else if expirationArgs.XX {
args = append(args, "XX")
} else if expirationArgs.GT {
args = append(args, "GT")
} else if expirationArgs.LT {
args = append(args, "LT")
}
args = append(args, "FIELDS", len(fields))
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HPExpire - Sets the expiration time for specified fields in a hash in milliseconds.
// Similar to HExpire, it accepts a key, an expiration duration in milliseconds, a struct with expiration condition flags, and a list of fields.
// The command modifies the standard time.Duration to milliseconds for the Redis command.
// For more information - https://redis.io/commands/hpexpire/
func (c cmdable) HPExpire(ctx context.Context, key string, expiration time.Duration, fields ...string) *IntSliceCmd {
args := []interface{}{"HPEXPIRE", key, formatMs(ctx, expiration), "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HPExpireWithArgs(ctx context.Context, key string, expiration time.Duration, expirationArgs HExpireArgs, fields ...string) *IntSliceCmd {
args := []interface{}{"HPEXPIRE", key, formatMs(ctx, expiration)}
// only if one argument is true, we can add it to the args
// if more than one argument is true, it will cause an error
if expirationArgs.NX {
args = append(args, "NX")
} else if expirationArgs.XX {
args = append(args, "XX")
} else if expirationArgs.GT {
args = append(args, "GT")
} else if expirationArgs.LT {
args = append(args, "LT")
}
args = append(args, "FIELDS", len(fields))
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HExpireAt - Sets the expiration time for specified fields in a hash to a UNIX timestamp in seconds.
// Takes a key, a UNIX timestamp, a struct of conditional flags, and a list of fields.
// The command sets absolute expiration times based on the UNIX timestamp provided.
// For more information - https://redis.io/commands/hexpireat/
func (c cmdable) HExpireAt(ctx context.Context, key string, tm time.Time, fields ...string) *IntSliceCmd {
args := []interface{}{"HEXPIREAT", key, tm.Unix(), "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HExpireAtWithArgs(ctx context.Context, key string, tm time.Time, expirationArgs HExpireArgs, fields ...string) *IntSliceCmd {
args := []interface{}{"HEXPIREAT", key, tm.Unix()}
// only if one argument is true, we can add it to the args
// if more than one argument is true, it will cause an error
if expirationArgs.NX {
args = append(args, "NX")
} else if expirationArgs.XX {
args = append(args, "XX")
} else if expirationArgs.GT {
args = append(args, "GT")
} else if expirationArgs.LT {
args = append(args, "LT")
}
args = append(args, "FIELDS", len(fields))
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HPExpireAt - Sets the expiration time for specified fields in a hash to a UNIX timestamp in milliseconds.
// Similar to HExpireAt but for timestamps in milliseconds. It accepts the same parameters and adjusts the UNIX time to milliseconds.
// For more information - https://redis.io/commands/hpexpireat/
func (c cmdable) HPExpireAt(ctx context.Context, key string, tm time.Time, fields ...string) *IntSliceCmd {
args := []interface{}{"HPEXPIREAT", key, tm.UnixNano() / int64(time.Millisecond), "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HPExpireAtWithArgs(ctx context.Context, key string, tm time.Time, expirationArgs HExpireArgs, fields ...string) *IntSliceCmd {
args := []interface{}{"HPEXPIREAT", key, tm.UnixNano() / int64(time.Millisecond)}
// only if one argument is true, we can add it to the args
// if more than one argument is true, it will cause an error
if expirationArgs.NX {
args = append(args, "NX")
} else if expirationArgs.XX {
args = append(args, "XX")
} else if expirationArgs.GT {
args = append(args, "GT")
} else if expirationArgs.LT {
args = append(args, "LT")
}
args = append(args, "FIELDS", len(fields))
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HPersist - Removes the expiration time from specified fields in a hash.
// Accepts a key and the fields themselves.
// This command ensures that each field specified will have its expiration removed if present.
// For more information - https://redis.io/commands/hpersist/
func (c cmdable) HPersist(ctx context.Context, key string, fields ...string) *IntSliceCmd {
args := []interface{}{"HPERSIST", key, "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HExpireTime - Retrieves the expiration time for specified fields in a hash as a UNIX timestamp in seconds.
// Requires a key and the fields themselves to fetch their expiration timestamps.
// This command returns the expiration times for each field or error/status codes for each field as specified.
// For more information - https://redis.io/commands/hexpiretime/
func (c cmdable) HExpireTime(ctx context.Context, key string, fields ...string) *IntSliceCmd {
args := []interface{}{"HEXPIRETIME", key, "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HPExpireTime - Retrieves the expiration time for specified fields in a hash as a UNIX timestamp in milliseconds.
// Similar to HExpireTime, adjusted for timestamps in milliseconds. It requires the same parameters.
// Provides the expiration timestamp for each field in milliseconds.
// For more information - https://redis.io/commands/hexpiretime/
func (c cmdable) HPExpireTime(ctx context.Context, key string, fields ...string) *IntSliceCmd {
args := []interface{}{"HPEXPIRETIME", key, "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HTTL - Retrieves the remaining time to live for specified fields in a hash in seconds.
// Requires a key and the fields themselves. It returns the TTL for each specified field.
// This command fetches the TTL in seconds for each field or returns error/status codes as appropriate.
// For more information - https://redis.io/commands/httl/
func (c cmdable) HTTL(ctx context.Context, key string, fields ...string) *IntSliceCmd {
args := []interface{}{"HTTL", key, "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HPTTL - Retrieves the remaining time to live for specified fields in a hash in milliseconds.
// Similar to HTTL, but returns the TTL in milliseconds. It requires a key and the specified fields.
// This command provides the TTL in milliseconds for each field or returns error/status codes as needed.
// For more information - https://redis.io/commands/hpttl/
func (c cmdable) HPTTL(ctx context.Context, key string, fields ...string) *IntSliceCmd {
args := []interface{}{"HPTTL", key, "FIELDS", len(fields)}
for _, field := range fields {
args = append(args, field)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}