52 lines
999 B
Markdown
52 lines
999 B
Markdown
# T365 — invite-reward-on-first-paid-plan
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> Status: `done`
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> Milestone: `M4`
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> Kind: `feat`
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> Est. change: `~180 lines`
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## Goal
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完成後系統應：直邀會員首次 free→starter|pro 成功時，邀請人得點（100/300）；月上限 50% 方案額度；狀態 credited|capped|skipped；僅單層、僅首次。
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## Depends on
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- T301
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- 既有 plan purchase 成功路徑（haixun-backend）
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## Inputs
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- Spec：`../spec.md` §3.4、§4.5、IR-01～05
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- 既有 invite parent_uid、usage plan
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## Outputs
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| 路徑 | 動作 | 說明 |
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|------|------|------|
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| `apps/backend/internal/module/**/invite*/**` 或 reward | add/edit | InviteReward |
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| plan purchase logic | edit | hook |
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### 行為變更
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- 續訂／再升級不發
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- 延伸不發
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- 調 parent 不回溯已發
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## Out of scope
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- 現金／多層
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- FE（T366）
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## Acceptance
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- [ ] Spec：IR-01～IR-05
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- [ ] 指令：
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```bash
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cd apps/backend && go test ./internal/... -run IR_0|InviteReward -count=1
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```
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## Notes
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—
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