/
msg_server.go
169 lines (138 loc) · 6.22 KB
/
msg_server.go
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package keeper
import (
"context"
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/gridiron-zone/huddle/x/relationships/types"
)
var _ types.MsgServer = &msgServer{}
type msgServer struct {
Keeper
}
// NewMsgServerImpl returns an implementation of the relationships MsgServer interface
// for the provided Keeper.
func NewMsgServerImpl(keeper Keeper) types.MsgServer {
return &msgServer{keeper}
}
// CreateRelationship defines a rpc method for MsgCreateRelationship
func (k msgServer) CreateRelationship(goCtx context.Context, msg *types.MsgCreateRelationship) (*types.MsgCreateRelationshipResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
// Check if the subspace exists
if !k.DoesSubspaceExist(ctx, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "subspace with id %d not found", msg.SubspaceID)
}
// Check if the receiver has blocked the sender before
if k.HasUserBlocked(ctx, msg.Counterparty, msg.Signer, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "%s is blocked by %s", msg.Signer, msg.Counterparty)
}
// Check if the relationship already exists
if k.HasRelationship(ctx, msg.Signer, msg.Counterparty, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "relationship from %s to %s already exists inside subspace %d",
msg.Signer, msg.Counterparty, msg.SubspaceID)
}
// Save the relationship
k.SaveRelationship(ctx, types.NewRelationship(msg.Signer, msg.Counterparty, msg.SubspaceID))
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
sdk.EventTypeMessage,
sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
sdk.NewAttribute(sdk.AttributeKeyAction, sdk.MsgTypeURL(msg)),
sdk.NewAttribute(sdk.AttributeKeySender, msg.Signer),
),
sdk.NewEvent(
types.EventTypeRelationshipCreated,
sdk.NewAttribute(types.AttributeRelationshipCreator, msg.Signer),
sdk.NewAttribute(types.AttributeRelationshipCounterparty, msg.Counterparty),
sdk.NewAttribute(types.AttributeKeySubspace, fmt.Sprintf("%d", msg.SubspaceID)),
),
})
return &types.MsgCreateRelationshipResponse{}, nil
}
// DeleteRelationship defines a rpc method for MsgDeleteRelationship
func (k msgServer) DeleteRelationship(goCtx context.Context, msg *types.MsgDeleteRelationship) (*types.MsgDeleteRelationshipResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
// Check if the subspace exists
if !k.DoesSubspaceExist(ctx, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "subspace with id %d not found", msg.SubspaceID)
}
// Check if the relationship exists
if !k.HasRelationship(ctx, msg.Signer, msg.Counterparty, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "relationship from %s to %s does not exist inside subspace %d",
msg.Signer, msg.Counterparty, msg.SubspaceID)
}
k.Keeper.DeleteRelationship(ctx, msg.Signer, msg.Counterparty, msg.SubspaceID)
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
sdk.EventTypeMessage,
sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
sdk.NewAttribute(sdk.AttributeKeyAction, sdk.MsgTypeURL(msg)),
sdk.NewAttribute(sdk.AttributeKeySender, msg.Signer),
),
sdk.NewEvent(
types.EventTypeRelationshipDeleted,
sdk.NewAttribute(types.AttributeRelationshipCreator, msg.Signer),
sdk.NewAttribute(types.AttributeRelationshipCounterparty, msg.Counterparty),
sdk.NewAttribute(types.AttributeKeySubspace, fmt.Sprintf("%d", msg.SubspaceID)),
),
})
return &types.MsgDeleteRelationshipResponse{}, nil
}
// BlockUser defines a rpc method for MsgBlockUser
func (k msgServer) BlockUser(goCtx context.Context, msg *types.MsgBlockUser) (*types.MsgBlockUserResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
// Check if the subspace exists
if !k.DoesSubspaceExist(ctx, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "subspace with id %d not found", msg.SubspaceID)
}
// Check if the receiver has blocked the sender before
if k.HasUserBlocked(ctx, msg.Blocker, msg.Blocked, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "%s has already blocked %s", msg.Blocker, msg.Blocked)
}
// Save the block
k.SaveUserBlock(ctx, types.NewUserBlock(msg.Blocker, msg.Blocked, msg.Reason, msg.SubspaceID))
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
sdk.EventTypeMessage,
sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
sdk.NewAttribute(sdk.AttributeKeyAction, sdk.MsgTypeURL(msg)),
sdk.NewAttribute(sdk.AttributeKeySender, msg.Blocker),
),
sdk.NewEvent(
types.EventTypeBlockUser,
sdk.NewAttribute(types.AttributeKeyUserBlockBlocker, msg.Blocker),
sdk.NewAttribute(types.AttributeKeyUserBlockBlocked, msg.Blocked),
sdk.NewAttribute(types.AttributeKeySubspace, fmt.Sprintf("%d", msg.SubspaceID)),
),
})
return &types.MsgBlockUserResponse{}, nil
}
// UnblockUser defines a rpc method for MsgUnblockUser
func (k msgServer) UnblockUser(goCtx context.Context, msg *types.MsgUnblockUser) (*types.MsgUnblockUserResponse, error) {
ctx := sdk.UnwrapSDKContext(goCtx)
// Check if the subspace exists
if !k.DoesSubspaceExist(ctx, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "subspace with id %d not found", msg.SubspaceID)
}
// Check if the block exists
if !k.HasUserBlocked(ctx, msg.Blocker, msg.Blocked, msg.SubspaceID) {
return nil, sdkerrors.Wrapf(sdkerrors.ErrInvalidRequest, "%s has not blocked %s", msg.Blocker, msg.Blocked)
}
// Delete the block
k.DeleteUserBlock(ctx, msg.Blocker, msg.Blocked, msg.SubspaceID)
ctx.EventManager().EmitEvents(sdk.Events{
sdk.NewEvent(
sdk.EventTypeMessage,
sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
sdk.NewAttribute(sdk.AttributeKeyAction, sdk.MsgTypeURL(msg)),
sdk.NewAttribute(sdk.AttributeKeySender, msg.Blocker),
),
sdk.NewEvent(
types.EventTypeUnblockUser,
sdk.NewAttribute(types.AttributeKeyUserBlockBlocker, msg.Blocker),
sdk.NewAttribute(types.AttributeKeyUserBlockBlocked, msg.Blocked),
sdk.NewAttribute(types.AttributeKeySubspace, fmt.Sprintf("%d", msg.SubspaceID)),
),
})
return &types.MsgUnblockUserResponse{}, nil
}