/
campaign.go
262 lines (241 loc) · 7.68 KB
/
campaign.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
package keeper
import (
"crypto/sha256"
"fmt"
"github.com/OmniFlix/omniflixhub/x/itc/types"
nfttypes "github.com/OmniFlix/onft/types"
streampaytypes "github.com/OmniFlix/streampay/v2/x/streampay/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
// CreateCampaign ...
func (k Keeper) CreateCampaign(
ctx sdk.Context,
creator sdk.AccAddress,
campaign types.Campaign,
creationFee sdk.Coin,
) error {
_, err := k.nftKeeper.GetDenom(ctx, campaign.NftDenomId)
if err != nil {
return err
}
if campaign.ClaimType == types.CLAIM_TYPE_FT || campaign.ClaimType == types.CLAIM_TYPE_FT_AND_NFT {
if err := k.bankKeeper.SendCoinsFromAccountToModule(
ctx,
creator,
types.ModuleName,
sdk.NewCoins(campaign.TotalTokens),
); err != nil {
return err
}
}
if campaign.ClaimType == types.CLAIM_TYPE_NFT || campaign.ClaimType == types.CLAIM_TYPE_FT_AND_NFT {
// check if the mint collection exists
mintCollection, err := k.nftKeeper.GetDenom(ctx, campaign.NftMintDetails.DenomId)
if err != nil {
return err
}
// Authorize
if mintCollection.Creator != campaign.Creator {
return sdkerrors.Wrapf(
sdkerrors.ErrUnauthorized,
"nft mint denom id %s isn't owned by campaign creator %s",
mintCollection.Id,
campaign.Creator,
)
}
}
// cut creation fee amount and fund the community pool
if err := k.distributionKeeper.FundCommunityPool(
ctx,
sdk.NewCoins(creationFee),
creator,
); err != nil {
return err
}
k.SetCampaign(ctx, campaign)
k.SetNextCampaignNumber(ctx, campaign.Id+1)
k.SetCampaignWithCreator(ctx, creator, campaign.Id)
k.emitCreateCampaignEvent(ctx, campaign)
return nil
}
// CancelCampaign ...
func (k Keeper) CancelCampaign(ctx sdk.Context, campaignId uint64, creator sdk.AccAddress) error {
campaign, found := k.GetCampaign(ctx, campaignId)
if !found {
return sdkerrors.Wrapf(types.ErrCampaignDoesNotExists, "campaign %d not exists", campaignId)
}
if creator.String() != campaign.Creator {
return sdkerrors.Wrapf(sdkerrors.ErrUnauthorized, "unauthorized address %s", creator.String())
}
// return funds
if campaign.AvailableTokens.IsValid() && campaign.AvailableTokens.Amount.GT(sdk.ZeroInt()) {
if err := k.bankKeeper.SendCoinsFromModuleToAccount(
ctx,
types.ModuleName,
campaign.GetCreator(),
sdk.NewCoins(campaign.AvailableTokens),
); err != nil {
panic(err)
}
}
// return NFTs if received
if len(campaign.ReceivedNftIds) > 0 {
for _, nftId := range campaign.ReceivedNftIds {
if err := k.nftKeeper.TransferOwnership(ctx,
campaign.NftDenomId,
nftId,
k.GetModuleAccountAddress(ctx),
campaign.GetCreator(),
); err != nil {
return err
}
}
}
k.UnsetCampaignWithCreator(ctx, creator, campaignId)
k.RemoveCampaign(ctx, campaignId)
k.emitCancelCampaignEvent(ctx, campaignId, creator.String())
return nil
}
// Claim ...
func (k Keeper) Claim(ctx sdk.Context, campaign types.Campaign, claimer sdk.AccAddress, claim types.Claim) error {
// check nft with campaign
nft, err := k.nftKeeper.GetONFT(ctx, campaign.NftDenomId, claim.NftId)
if err != nil {
return err
}
// check if claim exists with given nft
if k.HasClaim(ctx, campaign.GetId(), nft.GetID()) {
return sdkerrors.Wrapf(types.ErrClaimExists,
"claim exists with given nft %s", nft.GetID())
}
if (campaign.MaxAllowedClaims - campaign.ClaimCount) <= 0 {
return sdkerrors.Wrapf(types.ErrClaimNotAllowed,
"max allowed claims reached for this campaign (campaign: %d, maxAllowedClaims: %d).",
campaign.GetId(),
campaign.GetMaxAllowedClaims(),
)
}
if campaign.ClaimType == types.CLAIM_TYPE_FT || campaign.ClaimType == types.CLAIM_TYPE_FT_AND_NFT {
if campaign.AvailableTokens.IsLT(campaign.TokensPerClaim) {
return sdkerrors.Wrapf(sdkerrors.ErrInsufficientFunds,
"insufficient available tokens, available tokens %s",
campaign.AvailableTokens.String(),
)
}
}
if !claimer.Equals(nft.GetOwner()) {
return sdkerrors.Wrapf(sdkerrors.ErrUnauthorized,
"nft %s isn't owned by address %s", claim.NftId, claimer.String())
}
if campaign.Interaction == types.INTERACTION_TYPE_TRANSFER {
err := k.nftKeeper.TransferOwnership(ctx,
campaign.NftDenomId,
nft.GetID(),
claimer,
k.GetModuleAccountAddress(ctx),
)
if err != nil {
return err
}
campaign.ReceivedNftIds = append(campaign.ReceivedNftIds, nft.GetID())
} else if campaign.Interaction == types.INTERACTION_TYPE_BURN {
err := k.nftKeeper.BurnONFT(ctx,
campaign.NftDenomId,
nft.GetID(),
claimer,
)
if err != nil {
return err
}
}
// Claim Claimable
if campaign.ClaimType == types.CLAIM_TYPE_FT || campaign.ClaimType == types.CLAIM_TYPE_FT_AND_NFT {
claimAmount := campaign.TokensPerClaim
if campaign.Distribution != nil && campaign.Distribution.Type == types.DISTRIBUTION_TYPE_STREAM {
if _, err := k.streampayKeeper.CreateStreamPayment(
ctx,
k.GetModuleAccountAddress(ctx),
claimer, claimAmount,
streampaytypes.TypeContinuous,
campaign.Distribution.StreamDuration,
nil,
false,
); err != nil {
return err
}
} else {
if err := k.bankKeeper.SendCoinsFromModuleToAccount(
ctx,
types.ModuleName,
claimer,
sdk.NewCoins(claimAmount),
); err != nil {
return err
}
}
campaign.AvailableTokens.Amount = campaign.AvailableTokens.Amount.Sub(claimAmount.Amount)
}
if campaign.ClaimType == types.CLAIM_TYPE_NFT || campaign.ClaimType == types.CLAIM_TYPE_FT_AND_NFT {
campaign.MintCount += 1
if err := k.nftKeeper.MintONFT(
ctx,
campaign.NftMintDetails.DenomId,
generateClaimNftId(ctx, campaign.Id, campaign.MintCount),
nfttypes.Metadata{
Name: campaign.NftMintDetails.Name + fmt.Sprintf("%d", campaign.MintCount),
Description: campaign.NftMintDetails.Description,
MediaURI: campaign.NftMintDetails.MediaUri,
PreviewURI: campaign.NftMintDetails.PreviewUri,
},
campaign.NftMintDetails.Data,
campaign.NftMintDetails.Transferable,
campaign.NftMintDetails.Extensible,
campaign.NftMintDetails.Nsfw,
campaign.NftMintDetails.RoyaltyShare,
campaign.GetCreator(),
claimer,
); err != nil {
return sdkerrors.Wrapf(types.ErrClaimingNFT,
"unable to mint nft denomId %s", campaign.NftMintDetails.DenomId)
}
}
// set claim
k.SetClaim(ctx, claim)
// set campaign
campaign.ClaimCount += 1
k.SetCampaign(ctx, campaign)
// emit events
k.emitClaimEvent(ctx, campaign.Id, claimer.String(), nft.GetID())
return nil
}
func (k Keeper) DepositCampaign(ctx sdk.Context, campaignId uint64, depositor sdk.AccAddress, amount sdk.Coin) error {
campaign, found := k.GetCampaign(ctx, campaignId)
if !found {
return sdkerrors.Wrapf(types.ErrCampaignDoesNotExists, "campaign id %d not exists", campaignId)
}
if depositor.String() != campaign.Creator {
return sdkerrors.Wrapf(types.ErrDepositNotAllowed, "deposit not allowed from address %s"+
"only creator of the campaign is allowed to deposit", depositor.String())
}
// Transfer tokens from depositor to module account
if err := k.bankKeeper.SendCoinsFromAccountToModule(
ctx,
depositor,
types.ModuleName,
sdk.NewCoins(amount),
); err != nil {
return err
}
// Update total tokens and available tokens
campaign.TotalTokens = campaign.TotalTokens.Add(amount)
campaign.AvailableTokens = campaign.AvailableTokens.Add(amount)
k.SetCampaign(ctx, campaign)
k.emitDepositCampaignEvent(ctx, campaignId, depositor.String(), amount)
return nil
}
func generateClaimNftId(ctx sdk.Context, campaignId, mintCount uint64) string {
lastBlockHash := fmt.Sprintf("%x", ctx.BlockHeader().LastBlockId.Hash)
hash := sha256.Sum256([]byte(fmt.Sprintf("%sitc%dmc%d", lastBlockHash, campaignId, mintCount)))
return nfttypes.IDPrefix + fmt.Sprintf("%x", hash)[:32]
}