Domain storytelling-one size fit all process
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* A down-to-earth approach to product design and development. * Understanding of Domain Storytelling methods and tools. * How to make the product design to system development, smooth convergence and can be checked in time.
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Domain storytelling-one size fit all process
- 2. 2 HELLO! I am Michael Chen (陳勉修) I am here because … I love to give sharing You can find me at
- 4. ⬩ 實踐領域驅動設計的方法、流程與工具。 ⬩ 組織成員溝通、聚焦與形成共識的工具。 4 Domain Storytelling
- 5. Product Development Process 5 Requirement Design • Customer Value • Biz Value • Biz to System • Biz Flow • System Process • System Architecture • Program Structure • Testing by Scenario Development Testing
- 6. Let’s first look an example 以TA為視角的 Biz Flow
- 7. Domain Storytelling Quick Guide for Tool The Pictographic Language ⬩ BUILDING BLOCKS ⬩ SOMETHING ABOUT PRINCIPLES ⬩ GOOD LANGUAGE STYLES 7
- 9. Let’s look again the example 以TA為視角的 Biz Flow
- 10. Domain Storytelling Quick Guide for Thought 10 Scenario-Based Modelling Scenarios are stories about people and their activities. One diagram, one story. Scope Domain Storytelling is not a “one-size-fits-all” approach. There are different level of detail that stories have.
- 11. Scenario-Based Modelling ⬩ “故事”和“場景”都是業務流程具體、有意義的展示 . ⬩ 首先對預設情況（“80% 情況”）和“happy path”進行建模。 ⬩ 透過粗粒度 的領域故事，幫助確定在何處進行更深入的挖掘以及將需要的其 他資源。 ⬩ 藉由添加一些「細粒度」的領域故事，理解細節流程，即可開始原型設計。 Domain Storytelling Quick Guide for Thought 11
- 12. Domain Storytelling Quick Guide for Thought Scope ⬩ Granularity 粒度 ⬩ Domain Purity 領域純度 ⬩ Point in Time 時間點 12 PURE vs DIGITALIZED AS-IS vs TO-BE
- 13. Combining the Scope Factors 13 COARSE-GRAINED, PURE, AS-IS Scope = Granularity × Domain Purity × Point In Time FINE-GRAINED, PURE, AS-IS FINE-GRAINED, DIGITALIZED, TO-BE
- 14. A Typical Journey ⬩ Explore a New Domain ◇ COARSE-GRAINED, PURE, AS-IS ⬩ Drill Down into Subdomains ◇ FINE-GRAINED, PURE, AS-IS ⬩ Introduce New Software ◇ FINE-GRAINED, DIGITALIZED, TO-BE 14
- 15. Let’s look next example Scenario-Based & Scope
- 16. From Requirement to Development & Testing Domain Storytelling Process
- 17. Requirement to Design 17 Coarse-Grained Domain Story Customer Journey Map Fine-Grained Domain Storytelling User Stories Fine-Grained Domain Storytelling User Story Mapping
- 18. 完成訂單超商繳費會員 User Story 18 As a 在超商繳款的樂屋網會員。 I want 接受與查詢年約訂單購買成功資訊。 So that 取得樂屋網年約刊登產品服務。
- 19. 完成訂單超商繳費會員 User Story Mapping 19 超商繳費 訂單核帳 作業 取得超商 繳費收據 訂單商品 服務開通 作業 收到年約 商品購買 成功簡訊 點擊諫訓 通知連結 登入樂屋 網後檯 瀏覽年約 訂單開通 完成資訊 進行出售 物件刊登 定期取得 超商繳費 清算檔 讀取超商 繳費資料 比對繳費 資料與訂 單資料 確認訂單 繳費完成 開通訂單 服務商品 通知訂單 會員訂單 服務開通 資訊 訂單查詢 作業
- 20. Design to Development 20 System Architecture & Program Structure System Level Fine-Grained Domain Storytelling Biz Level Fine-Grained Domain Storytelling Implementation Level Fine- Grained Domain Storytelling DDD 戰術設計
- 21. Development to Testing 21 System Architecture & Program Structure BDD & Example Mapping System Level Fine- Grained Domain Storytelling Scenario Testing
- 22. Domain Storytelling is not a “one-size-fits-all” approach. But can be a “one-size-fits-all ” process. 22
- 23. References ⬩ BOOK: ◇ Domain Storytelling: A Collaborative, Visual, and Agile Way to Build Domain-Driven Software ⬩ Website: ◇ Domain Storytelling - Domain Storytelling 23
- 24. 24 THANKS! Any questions? You can find me at: michael.mh.chen