CohortAI

flowchart TB
  subgraph Interface["🖥️ Microsoft Teams"]
    direction LR
    STU["👨‍🎓 Student Chat"]
    TCH["👩‍🏫 Teacher Channel"]
    TABS["📑 Static Tabs\n(Course Admin · Gradebook · Insights)"]
  end

  subgraph Orchestration["🧠 Orchestration Layer"]
    direction LR
    FA["🤖 Foundry Agent Service (v2)\n11 OpenAPI Tools · File Search (494 docs)\nCode Interpreter · 3-role system prompt"]
    CS["💬 Copilot Studio (v1)\n9 Topics · Trigger phrases\nHTTP → Azure Functions"]
  end

  subgraph Compute["⚡ Azure Functions (Python)"]
    direction LR
    TUTOR["/api/tutor\nRAG + Socratic guidance"]
    QUIZ["/api/quiz\nAdaptive generation + scoring"]
    ASSESS["/api/assess\nGPT-4o Vision rubric"]
    STUDY["/api/study-recs\n/api/study-plan"]
    WARN["/api/early-warning\nDaily 7am scan"]
    SIGNALS["/api/curriculum_signals\n/api/curriculum_digest"]
    DASH["/api/dashboard\nStudent · Teacher · Cohort"]
    GENMOD["/api/generate-module\nAuto-create Teams Classwork"]
    PROVISION["/api/provision\nCourse Outline → Full Setup"]
    PORTAL["/api/teacher-portal\n/api/gradebook\n/api/teacher-insights"]
  end

  subgraph AI["🧪 Azure OpenAI"]
    GPT["GPT-4o\n(Sweden Central)\nText + Vision"]
  end

  subgraph Knowledge["📚 Knowledge Layer"]
    direction LR
    AIS["🔍 Azure AI Search\n494 documents indexed\nLectures · Tutorials · Exams"]
    FS["📁 Foundry File Search\nVector store (v2 RAG path)"]
  end

  subgraph Graph["🕸️ Cosmos DB (Gremlin)"]
    KG["Knowledge Graph\n80 vertices · 167 edges\nStudents · Topics · Mastery\nPrerequisites · Quiz History"]
  end

  subgraph Identity["🔐 Microsoft Graph + Entra ID"]
    direction LR
    SSO["Teams SSO\nTwo-identity model"]
    ROSTER["Education API\nRoster sync · Role gating"]
  end

  subgraph Content["📦 SharePoint + Blob Storage"]
    SP["Course materials\nAuto-indexed by AI Search"]
    BLOB["Generated modules\nHTML → SharePoint Classwork"]
  end

  STU -->|"Natural language"| FA
  STU -->|"Trigger phrases"| CS
  TCH -->|"Commands + alerts"| FA
  TABS -->|"SSO authenticated"| PORTAL

  FA -->|"OpenAPI tool calls"| Compute
  CS -->|"HTTP POST"| Compute

  TUTOR --> AIS
  TUTOR --> GPT
  QUIZ --> GPT
  QUIZ --> KG
  ASSESS --> GPT
  STUDY --> KG
  STUDY --> AIS
  WARN --> KG
  WARN -->|"Adaptive Cards via Graph"| TCH
  SIGNALS --> KG
  SIGNALS --> GPT
  DASH --> KG
  GENMOD --> GPT
  GENMOD --> BLOB
  PROVISION --> KG
  PROVISION --> AIS
  PROVISION --> SSO

  FA --> FS
  AIS --> SP
  PORTAL --> SSO
  PORTAL --> ROSTER

  style Interface fill:#0078D4,stroke:#005A9E,color:#fff
  style Orchestration fill:#4F46E5,stroke:#3730A3,color:#fff
  style Compute fill:#5C2D91,stroke:#4B2376,color:#fff
  style AI fill:#7C3AED,stroke:#5B21B6,color:#fff
  style Knowledge fill:#0078D4,stroke:#005A9E,color:#fff
  style Graph fill:#D83B01,stroke:#A32D01,color:#fff
  style Identity fill:#107C10,stroke:#0B5B0B,color:#fff
  style Content fill:#008272,stroke:#005D53,color:#fff