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| 1 | +# DIPs-Horizon Rebase Strategy |
| 2 | + |
| 3 | +## Overview |
| 4 | +This document tracks the merge conflict resolution strategy for rebasing DIPs (Distributed Indexing Payments) onto the Horizon branch. |
| 5 | + |
| 6 | +- **DIPs Branch**: Adds distributed indexing payments functionality |
| 7 | +- **Horizon Branch**: Adds Graph Horizon protocol upgrade with GraphTally/RAV v2 |
| 8 | + |
| 9 | +## Conflict Files (8 total) |
| 10 | + |
| 11 | +### 1. packages/indexer-common/src/network.ts |
| 12 | +**Status**: ❌ Unresolved |
| 13 | + |
| 14 | +**Horizon Changes**: |
| 15 | +- Imports `GraphTallyCollector` and `encodeRegistrationData` |
| 16 | +- Adds `graphTallyCollector: GraphTallyCollector | undefined` property |
| 17 | +- Adds `isHorizon: Eventual<boolean>` property |
| 18 | +- Creates GraphTallyCollector instance for RAV v2 |
| 19 | + |
| 20 | +**DIPs Changes**: |
| 21 | +- Imports `DipsCollector` |
| 22 | +- Adds `dipsCollector: DipsCollector | undefined` property |
| 23 | +- Adds `queryFeeModels: QueryFeeModels` property |
| 24 | +- Adds `managementModels: IndexerManagementModels` property |
| 25 | + |
| 26 | +**Key Conflicts**: |
| 27 | +1. Import section (lines 41-46) |
| 28 | +2. Class properties (lines 58-72) |
| 29 | +3. Constructor parameters (lines 86-92) |
| 30 | +4. Constructor body (lines 106-112) |
| 31 | +5. Network instantiation (lines 396-399) |
| 32 | + |
| 33 | +**Resolution Strategy**: |
| 34 | +- [ ] Merge both collectors (GraphTallyCollector AND DipsCollector) |
| 35 | +- [ ] Keep all properties from both branches |
| 36 | +- [ ] Update constructor to accept all parameters |
| 37 | +- [ ] Ensure both collectors can be initialized |
| 38 | + |
| 39 | +--- |
| 40 | + |
| 41 | +### 2. packages/indexer-common/src/operator.ts |
| 42 | +**Status**: ❌ Unresolved |
| 43 | + |
| 44 | +**Horizon Changes**: |
| 45 | +- `createAllocation` method takes `isHorizon: boolean` parameter |
| 46 | +- Uses `isHorizon` to determine `isLegacy` flag on actions |
| 47 | +- Passes `isLegacy: !isHorizon` to queueAction |
| 48 | +- Also sets `isLegacy: allocation.isLegacy` when closing allocations |
| 49 | + |
| 50 | +**DIPs Changes**: |
| 51 | +- `createAllocation` method takes `forceAction: boolean = false` parameter |
| 52 | +- `queueAction` method signature changed to `async queueAction(action: ActionItem, forceAction: boolean = false)` |
| 53 | +- Passes forceAction as second parameter to queueAction |
| 54 | + |
| 55 | +**Key Conflicts**: |
| 56 | +1. createAllocation method signature (line 366-370) |
| 57 | +2. queueAction calls - Horizon passes object with isLegacy, DIPs passes forceAction as 2nd param |
| 58 | +3. closeEligibleAllocations also has forceAction parameter in DIPs |
| 59 | +4. refreshExpiredAllocations has similar conflicts |
| 60 | + |
| 61 | +**Resolution Strategy**: |
| 62 | +- [ ] Need both isHorizon AND forceAction parameters in allocation methods |
| 63 | +- [ ] Update method signatures: `createAllocation(logger, decision, lastClosed, isHorizon, forceAction = false)` |
| 64 | +- [ ] Merge queueAction calls to include both isLegacy (from Horizon) and forceAction (from DIPs) |
| 65 | + |
| 66 | +--- |
| 67 | + |
| 68 | +### 3. packages/indexer-common/src/query-fees/models.ts |
| 69 | +**Status**: ❌ Unresolved |
| 70 | + |
| 71 | +**Horizon Changes**: |
| 72 | +- Uses simpler Model type: `extends Model<ScalarTapReceiptsAttributes>` |
| 73 | +- id property is `public id!: number` |
| 74 | + |
| 75 | +**DIPs Changes**: |
| 76 | +- Uses Model with creation attributes: `extends Model<ScalarTapReceiptsAttributes, ScalarTapReceiptsCreationAttributes>` |
| 77 | +- id property is `public id!: CreationOptional<number>` |
| 78 | + |
| 79 | +**Key Conflicts**: |
| 80 | +- Single conflict at line 28-37 in ScalarTapReceipts class definition |
| 81 | + |
| 82 | +**Resolution Strategy**: |
| 83 | +- [ ] Use DIPs version (more complete typing with CreationOptional) |
| 84 | + |
| 85 | +--- |
| 86 | + |
| 87 | +### 4. packages/indexer-common/package.json |
| 88 | +**Status**: ❌ Unresolved |
| 89 | + |
| 90 | +**Horizon Changes**: |
| 91 | +- `@graphprotocol/common-ts`: "3.0.1" (newer) |
| 92 | +- `@graphprotocol/toolshed`: "0.6.5" |
| 93 | +- `@semiotic-labs/tap-contracts-bindings`: "2.0.0" (newer) |
| 94 | + |
| 95 | +**DIPs Changes**: |
| 96 | +- `@graphprotocol/common-ts`: "2.0.11" (older) |
| 97 | +- `@semiotic-labs/tap-contracts-bindings`: "^1.2.1" (older) |
| 98 | +- Adds DIPs-specific dependencies: |
| 99 | + - `@bufbuild/protobuf`: "2.2.3" |
| 100 | + - `@graphprotocol/dips-proto`: "0.2.2" |
| 101 | + - `@grpc/grpc-js`: "^1.12.6" |
| 102 | + |
| 103 | +**Key Conflicts**: |
| 104 | +- Dependency version mismatches |
| 105 | + |
| 106 | +**Resolution Strategy**: |
| 107 | +- [ ] Use Horizon's newer versions |
| 108 | +- [ ] Add DIPs-specific dependencies |
| 109 | + |
| 110 | +--- |
| 111 | + |
| 112 | +### 5. packages/indexer-common/src/indexer-management/allocations.ts |
| 113 | +**Status**: ❌ Unresolved |
| 114 | + |
| 115 | +**Horizon Changes**: |
| 116 | +- Empty constructor body |
| 117 | + |
| 118 | +**DIPs Changes**: |
| 119 | +- Constructor initializes DipsManager if dipperEndpoint is configured |
| 120 | +- Adds `dipsManager: DipsManager | null` property |
| 121 | + |
| 122 | +**Key Conflicts**: |
| 123 | +- Constructor body (lines 131-139) |
| 124 | + |
| 125 | +**Resolution Strategy**: |
| 126 | +- [ ] Keep DIPs initialization logic |
| 127 | + |
| 128 | +--- |
| 129 | + |
| 130 | +### 6. packages/indexer-common/src/indexer-management/resolvers/allocations.ts |
| 131 | +**Status**: ❌ Unresolved |
| 132 | + |
| 133 | +**Horizon Changes**: |
| 134 | +- Destructures `graphNode` from resolver context |
| 135 | + |
| 136 | +**DIPs Changes**: |
| 137 | +- Destructures `actionManager` from resolver context |
| 138 | + |
| 139 | +**Key Conflicts**: |
| 140 | +- reallocateAllocation resolver context destructuring (lines 1720-1724) |
| 141 | + |
| 142 | +**Resolution Strategy**: |
| 143 | +- [ ] Include BOTH in destructuring: `{ logger, models, multiNetworks, graphNode, actionManager }` |
| 144 | +- [ ] The IndexerManagementResolverContext interface already has both properties |
| 145 | + |
| 146 | +--- |
| 147 | + |
| 148 | +### 7. packages/indexer-agent/src/agent.ts |
| 149 | +**Status**: ❌ Unresolved |
| 150 | + |
| 151 | +**Horizon Changes**: |
| 152 | +- Passes `isHorizon` to createAllocation |
| 153 | + |
| 154 | +**DIPs Changes**: |
| 155 | +- Passes `forceAction` to createAllocation |
| 156 | + |
| 157 | +**Key Conflicts**: |
| 158 | +- createAllocation call (lines 1243-1247) |
| 159 | + |
| 160 | +**Resolution Strategy**: |
| 161 | +- [ ] Pass both parameters: `createAllocation(logger, decision, lastClosed, isHorizon, forceAction)` |
| 162 | + |
| 163 | +--- |
| 164 | + |
| 165 | +### 8. yarn.lock |
| 166 | +**Status**: ❌ Unresolved |
| 167 | + |
| 168 | +**Resolution Strategy**: |
| 169 | +- [ ] Will regenerate after resolving package.json conflicts |
| 170 | + |
| 171 | +--- |
| 172 | + |
| 173 | +## General Notes |
| 174 | +- Both branches introduce different payment/collection systems that need to coexist |
| 175 | +- Horizon introduces protocol upgrade detection and legacy/horizon mode switching |
| 176 | +- DIPs introduces indexing agreements and gateway payment integration |
| 177 | + |
| 178 | +## Important Context |
| 179 | +- **Current branch**: dips-horizon-rebase |
| 180 | +- **Base commit**: Squashed DIPs changes into single commit (35ceac2a) on top of 32d8f174 |
| 181 | +- **Rebase status**: `git rebase origin/horizon` in progress with conflicts |
| 182 | +- **To continue rebase**: After resolving conflicts, use `git add <files>` then `git rebase --continue` |
| 183 | +- **To abort**: `git rebase --abort` if needed |
| 184 | + |
| 185 | +## Key Files/Imports Added by Each Branch |
| 186 | +**Horizon**: |
| 187 | +- `GraphTallyCollector` from './allocations/graph-tally-collector' |
| 188 | +- `encodeRegistrationData` from '@graphprotocol/toolshed' |
| 189 | +- `isHorizon` property for protocol upgrade detection |
| 190 | +- `isLegacy` flag on actions |
| 191 | + |
| 192 | +**DIPs**: |
| 193 | +- `DipsCollector` from './indexing-fees/dips' |
| 194 | +- `DipsManager` class |
| 195 | +- DIPs-specific dependencies in package.json |
| 196 | +- `forceAction` parameter for manual allocation management |
| 197 | +- New directory: `indexing-fees/` with DIPs implementation |
| 198 | + |
| 199 | +## Important Note: Method Call Analysis |
| 200 | + |
| 201 | +**Call sites found for modified methods:** |
| 202 | +- `createAllocation`: Only 1 call in agent.ts (already in conflict) |
| 203 | +- `closeEligibleAllocations`: 2 calls in agent.ts (already have forceAction parameter) |
| 204 | +- `refreshExpiredAllocations`: 1 call in agent.ts (already has forceAction parameter) |
| 205 | +- `queueAction`: 5 calls in operator.ts (all in conflicts) |
| 206 | + |
| 207 | +**Good news**: All method calls appear to be either: |
| 208 | +1. Already in merge conflicts (so we'll handle them) |
| 209 | +2. Already updated with the DIPs parameters (forceAction) |
| 210 | + |
| 211 | +**Action needed**: When resolving conflicts, ensure we add BOTH parameters where needed. |
| 212 | + |
| 213 | +## Resolution Summary |
| 214 | + |
| 215 | +### High Priority Decisions Needed: |
| 216 | +1. **Method Signatures**: Most conflicts are about method parameters. We need both `isHorizon` (from Horizon) AND `forceAction` (from DIPs) |
| 217 | +2. **Collectors**: We need both GraphTallyCollector (Horizon) and DipsCollector (DIPs) to coexist |
| 218 | +3. **Dependencies**: Use Horizon's newer versions but add DIPs-specific dependencies |
| 219 | + |
| 220 | +### Recommended Approach: |
| 221 | +1. Start with package.json - merge dependencies |
| 222 | +2. Fix network.ts - ensure both collectors can exist |
| 223 | +3. Fix operator.ts - update method signatures to accept both parameters |
| 224 | +4. Fix agent.ts - pass both parameters |
| 225 | +5. Fix remaining files with minor conflicts |
| 226 | +6. Regenerate yarn.lock |
| 227 | + |
| 228 | +### Key Principle: |
| 229 | +Both payment systems (Horizon's GraphTally and DIPs) should coexist. The system should support: |
| 230 | +- Legacy allocations (pre-Horizon) |
| 231 | +- Horizon allocations (with GraphTally/RAV v2) |
| 232 | +- DIPs agreements (with distributed indexing payments) |
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