Procurement Flow
================

Material Check & Allocation
----------------------------

.. mermaid::

   flowchart TD
       A[Central Ops: Check Material Availability] --> B{Stock Available in Zone?}
       B -->|Yes| C[Procurement: Allocate from Zone Stock]
       C --> D[Update MaterialStock quantity]
       D --> E[Create MaterialAllocation record]
       E --> F[Set Installation material_ready = True]

       B -->|No| G[Create ProcurementRequest]
       G --> H[Identify Local Vendor]
       H --> I[Get Cost Estimate]
       I --> J{Estimate Approved?}
       J -->|Yes| K[Order from Vendor]
       K --> L[Field Team: Share Vendor QR/Bank Details]
       L --> M[Finance: Direct Vendor Payment]
       M --> N[Materials Received]
       N --> O[Record Actual Cost]
       O --> E

       J -->|No| P[Find Alternative Vendor]
       P --> H

Stock Level Monitoring
----------------------

.. mermaid::

   flowchart LR
       A[Material Allocated] --> B[Stock Deducted]
       B --> C{Below Reorder Level?}
       C -->|Yes| D[Generate Low Stock Alert]
       D --> E[Procurement Reviews]
       C -->|No| F[No Action]