// Code generated by ent, DO NOT EDIT.

package hook

import (
	"context"
	"fmt"
	"galileo/ent"
)

// The ApiFunc type is an adapter to allow the use of ordinary
// function as Api mutator.
type ApiFunc func(context.Context, *ent.APIMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ApiFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.APIMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.APIMutation", m)
}

// The ApiCategoryFunc type is an adapter to allow the use of ordinary
// function as ApiCategory mutator.
type ApiCategoryFunc func(context.Context, *ent.ApiCategoryMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ApiCategoryFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ApiCategoryMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ApiCategoryMutation", m)
}

// The ApiHistoryFunc type is an adapter to allow the use of ordinary
// function as ApiHistory mutator.
type ApiHistoryFunc func(context.Context, *ent.ApiHistoryMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ApiHistoryFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ApiHistoryMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ApiHistoryMutation", m)
}

// The ApiStatisticsFunc type is an adapter to allow the use of ordinary
// function as ApiStatistics mutator.
type ApiStatisticsFunc func(context.Context, *ent.ApiStatisticsMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ApiStatisticsFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ApiStatisticsMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ApiStatisticsMutation", m)
}

// The ApiTagFunc type is an adapter to allow the use of ordinary
// function as ApiTag mutator.
type ApiTagFunc func(context.Context, *ent.ApiTagMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ApiTagFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ApiTagMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ApiTagMutation", m)
}

// The ContainerFunc type is an adapter to allow the use of ordinary
// function as Container mutator.
type ContainerFunc func(context.Context, *ent.ContainerMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ContainerFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ContainerMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ContainerMutation", m)
}

// The GroupFunc type is an adapter to allow the use of ordinary
// function as Group mutator.
type GroupFunc func(context.Context, *ent.GroupMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f GroupFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.GroupMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.GroupMutation", m)
}

// The GroupMemberFunc type is an adapter to allow the use of ordinary
// function as GroupMember mutator.
type GroupMemberFunc func(context.Context, *ent.GroupMemberMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f GroupMemberFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.GroupMemberMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.GroupMemberMutation", m)
}

// The JobFunc type is an adapter to allow the use of ordinary
// function as Job mutator.
type JobFunc func(context.Context, *ent.JobMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f JobFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.JobMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.JobMutation", m)
}

// The MetaEventFunc type is an adapter to allow the use of ordinary
// function as MetaEvent mutator.
type MetaEventFunc func(context.Context, *ent.MetaEventMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f MetaEventFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.MetaEventMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MetaEventMutation", m)
}

// The ProjectFunc type is an adapter to allow the use of ordinary
// function as Project mutator.
type ProjectFunc func(context.Context, *ent.ProjectMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ProjectFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ProjectMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ProjectMutation", m)
}

// The ProjectMemberFunc type is an adapter to allow the use of ordinary
// function as ProjectMember mutator.
type ProjectMemberFunc func(context.Context, *ent.ProjectMemberMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f ProjectMemberFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.ProjectMemberMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ProjectMemberMutation", m)
}

// The TaskFunc type is an adapter to allow the use of ordinary
// function as Task mutator.
type TaskFunc func(context.Context, *ent.TaskMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f TaskFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.TaskMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.TaskMutation", m)
}

// The TestPlanFunc type is an adapter to allow the use of ordinary
// function as TestPlan mutator.
type TestPlanFunc func(context.Context, *ent.TestPlanMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f TestPlanFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.TestPlanMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.TestPlanMutation", m)
}

// The TestcaseFunc type is an adapter to allow the use of ordinary
// function as Testcase mutator.
type TestcaseFunc func(context.Context, *ent.TestcaseMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f TestcaseFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.TestcaseMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.TestcaseMutation", m)
}

// The TestcaseSuiteFunc type is an adapter to allow the use of ordinary
// function as TestcaseSuite mutator.
type TestcaseSuiteFunc func(context.Context, *ent.TestcaseSuiteMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f TestcaseSuiteFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.TestcaseSuiteMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.TestcaseSuiteMutation", m)
}

// The UserFunc type is an adapter to allow the use of ordinary
// function as User mutator.
type UserFunc func(context.Context, *ent.UserMutation) (ent.Value, error)

// Mutate calls f(ctx, m).
func (f UserFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
	if mv, ok := m.(*ent.UserMutation); ok {
		return f(ctx, mv)
	}
	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UserMutation", m)
}

// Condition is a hook condition function.
type Condition func(context.Context, ent.Mutation) bool

// And groups conditions with the AND operator.
func And(first, second Condition, rest ...Condition) Condition {
	return func(ctx context.Context, m ent.Mutation) bool {
		if !first(ctx, m) || !second(ctx, m) {
			return false
		}
		for _, cond := range rest {
			if !cond(ctx, m) {
				return false
			}
		}
		return true
	}
}

// Or groups conditions with the OR operator.
func Or(first, second Condition, rest ...Condition) Condition {
	return func(ctx context.Context, m ent.Mutation) bool {
		if first(ctx, m) || second(ctx, m) {
			return true
		}
		for _, cond := range rest {
			if cond(ctx, m) {
				return true
			}
		}
		return false
	}
}

// Not negates a given condition.
func Not(cond Condition) Condition {
	return func(ctx context.Context, m ent.Mutation) bool {
		return !cond(ctx, m)
	}
}

// HasOp is a condition testing mutation operation.
func HasOp(op ent.Op) Condition {
	return func(_ context.Context, m ent.Mutation) bool {
		return m.Op().Is(op)
	}
}

// HasAddedFields is a condition validating `.AddedField` on fields.
func HasAddedFields(field string, fields ...string) Condition {
	return func(_ context.Context, m ent.Mutation) bool {
		if _, exists := m.AddedField(field); !exists {
			return false
		}
		for _, field := range fields {
			if _, exists := m.AddedField(field); !exists {
				return false
			}
		}
		return true
	}
}

// HasClearedFields is a condition validating `.FieldCleared` on fields.
func HasClearedFields(field string, fields ...string) Condition {
	return func(_ context.Context, m ent.Mutation) bool {
		if exists := m.FieldCleared(field); !exists {
			return false
		}
		for _, field := range fields {
			if exists := m.FieldCleared(field); !exists {
				return false
			}
		}
		return true
	}
}

// HasFields is a condition validating `.Field` on fields.
func HasFields(field string, fields ...string) Condition {
	return func(_ context.Context, m ent.Mutation) bool {
		if _, exists := m.Field(field); !exists {
			return false
		}
		for _, field := range fields {
			if _, exists := m.Field(field); !exists {
				return false
			}
		}
		return true
	}
}

// If executes the given hook under condition.
//
//	hook.If(ComputeAverage, And(HasFields(...), HasAddedFields(...)))
func If(hk ent.Hook, cond Condition) ent.Hook {
	return func(next ent.Mutator) ent.Mutator {
		return ent.MutateFunc(func(ctx context.Context, m ent.Mutation) (ent.Value, error) {
			if cond(ctx, m) {
				return hk(next).Mutate(ctx, m)
			}
			return next.Mutate(ctx, m)
		})
	}
}

// On executes the given hook only for the given operation.
//
//	hook.On(Log, ent.Delete|ent.Create)
func On(hk ent.Hook, op ent.Op) ent.Hook {
	return If(hk, HasOp(op))
}

// Unless skips the given hook only for the given operation.
//
//	hook.Unless(Log, ent.Update|ent.UpdateOne)
func Unless(hk ent.Hook, op ent.Op) ent.Hook {
	return If(hk, Not(HasOp(op)))
}

// FixedError is a hook returning a fixed error.
func FixedError(err error) ent.Hook {
	return func(ent.Mutator) ent.Mutator {
		return ent.MutateFunc(func(context.Context, ent.Mutation) (ent.Value, error) {
			return nil, err
		})
	}
}

// Reject returns a hook that rejects all operations that match op.
//
//	func (T) Hooks() []ent.Hook {
//		return []ent.Hook{
//			Reject(ent.Delete|ent.Update),
//		}
//	}
func Reject(op ent.Op) ent.Hook {
	hk := FixedError(fmt.Errorf("%s operation is not allowed", op))
	return On(hk, op)
}

// Chain acts as a list of hooks and is effectively immutable.
// Once created, it will always hold the same set of hooks in the same order.
type Chain struct {
	hooks []ent.Hook
}

// NewChain creates a new chain of hooks.
func NewChain(hooks ...ent.Hook) Chain {
	return Chain{append([]ent.Hook(nil), hooks...)}
}

// Hook chains the list of hooks and returns the final hook.
func (c Chain) Hook() ent.Hook {
	return func(mutator ent.Mutator) ent.Mutator {
		for i := len(c.hooks) - 1; i >= 0; i-- {
			mutator = c.hooks[i](mutator)
		}
		return mutator
	}
}

// Append extends a chain, adding the specified hook
// as the last ones in the mutation flow.
func (c Chain) Append(hooks ...ent.Hook) Chain {
	newHooks := make([]ent.Hook, 0, len(c.hooks)+len(hooks))
	newHooks = append(newHooks, c.hooks...)
	newHooks = append(newHooks, hooks...)
	return Chain{newHooks}
}

// Extend extends a chain, adding the specified chain
// as the last ones in the mutation flow.
func (c Chain) Extend(chain Chain) Chain {
	return c.Append(chain.hooks...)
}
