"""add CAPA fields to the vw_ncr_full reporting view

Revision ID: 0004
Revises: 0003
Create Date: 2026-08-04
"""
from alembic import op

revision = "0004"
down_revision = "0003"
branch_labels = None
depends_on = None

VW_NCR_FULL_CAPA = """
CREATE OR REPLACE VIEW vw_ncr_full AS
SELECT
    n.id AS ncr_id,
    n.ncr_number,
    n.ncr_year,
    n.ncr_seq,
    n.created_at,
    n.job_number,
    d.name AS department,
    dc.name AS deviation_category,
    req.display_name AS requester,
    req.email AS requester_email,
    da.display_name AS disposition_authority,
    n.stage,
    n.stage_entered_at,
    DATEDIFF(UTC_TIMESTAMP(), n.stage_entered_at) AS days_in_stage,
    n.deviation_detail,
    n.qc_authority,
    n.work_order,
    n.disposition_notes,
    n.secondary_review_needed,
    (SELECT GROUP_CONCAT(u2.display_name ORDER BY u2.display_name SEPARATOR '; ')
       FROM ncr_secondary_assignees sa2
       JOIN users u2 ON u2.id = sa2.user_id
      WHERE sa2.ncr_id = n.id) AS secondary_authorities,
    n.operations_complete,
    n.operations_completed_at,
    opu.display_name AS operations_completed_by,
    n.qc_approval,
    n.inspection_notes,
    n.qc_closed,
    n.qc_closed_at,
    qcu.display_name AS qc_closed_by,
    n.root_cause,
    rcc.name AS root_cause_category,
    n.corrective_action_required,
    n.corrective_action_justification,
    n.corrective_action_plan,
    cao.display_name AS corrective_action_owner,
    n.corrective_action_due_date,
    n.corrective_action_opened_at,
    n.effectiveness_result,
    n.effectiveness_notes,
    n.effectiveness_verified_at,
    evu.display_name AS effectiveness_verified_by,
    n.is_recurring,
    (SELECT GROUP_CONCAT(rn.ncr_number ORDER BY rn.ncr_number SEPARATOR '; ')
       FROM ncr_links nl
       JOIN ncrs rn ON rn.id = nl.related_ncr_id
      WHERE nl.ncr_id = n.id) AS related_ncrs,
    n.labor_cost,
    n.material_cost,
    n.service_cost,
    n.other_cost,
    COALESCE(n.labor_cost, 0) + COALESCE(n.material_cost, 0)
      + COALESCE(n.service_cost, 0) + COALESCE(n.other_cost, 0) AS total_cost,
    n.costing_completed_at,
    n.closed_at,
    clu.display_name AS closed_by,
    ji.part_id,
    ji.part_description,
    ji.customer_name,
    ji.work_order_status,
    (SELECT COUNT(*) FROM attachments a WHERE a.ncr_id = n.id) AS attachment_count
FROM ncrs n
JOIN departments d            ON d.id  = n.department_id
JOIN deviation_categories dc  ON dc.id = n.deviation_category_id
JOIN users req                ON req.id = n.requester_id
JOIN users da                 ON da.id  = n.disposition_authority_id
LEFT JOIN users opu           ON opu.id = n.operations_completed_by_id
LEFT JOIN users qcu           ON qcu.id = n.qc_closed_by_id
LEFT JOIN users clu           ON clu.id = n.closed_by_id
LEFT JOIN root_cause_categories rcc ON rcc.id = n.root_cause_category_id
LEFT JOIN users cao           ON cao.id = n.corrective_action_owner_id
LEFT JOIN users evu           ON evu.id = n.effectiveness_verified_by_id
LEFT JOIN job_info ji         ON ji.ncr_id = n.id
"""


# The 0002 definition, restored on downgrade.
VW_NCR_FULL_PREV = """
CREATE OR REPLACE VIEW vw_ncr_full AS
SELECT
    n.id AS ncr_id,
    n.ncr_number,
    n.ncr_year,
    n.ncr_seq,
    n.created_at,
    n.job_number,
    d.name AS department,
    dc.name AS deviation_category,
    req.display_name AS requester,
    req.email AS requester_email,
    da.display_name AS disposition_authority,
    n.stage,
    n.stage_entered_at,
    DATEDIFF(UTC_TIMESTAMP(), n.stage_entered_at) AS days_in_stage,
    n.deviation_detail,
    n.qc_authority,
    n.work_order,
    n.disposition_notes,
    n.secondary_review_needed,
    (SELECT GROUP_CONCAT(u2.display_name ORDER BY u2.display_name SEPARATOR '; ')
       FROM ncr_secondary_assignees sa2
       JOIN users u2 ON u2.id = sa2.user_id
      WHERE sa2.ncr_id = n.id) AS secondary_authorities,
    n.operations_complete,
    n.operations_completed_at,
    opu.display_name AS operations_completed_by,
    n.qc_approval,
    n.inspection_notes,
    n.qc_closed,
    n.qc_closed_at,
    qcu.display_name AS qc_closed_by,
    n.labor_cost,
    n.material_cost,
    n.service_cost,
    n.other_cost,
    COALESCE(n.labor_cost, 0) + COALESCE(n.material_cost, 0)
      + COALESCE(n.service_cost, 0) + COALESCE(n.other_cost, 0) AS total_cost,
    n.costing_completed_at,
    n.closed_at,
    clu.display_name AS closed_by,
    ji.part_id,
    ji.part_description,
    ji.customer_name,
    ji.work_order_status,
    (SELECT COUNT(*) FROM attachments a WHERE a.ncr_id = n.id) AS attachment_count
FROM ncrs n
JOIN departments d            ON d.id  = n.department_id
JOIN deviation_categories dc  ON dc.id = n.deviation_category_id
JOIN users req                ON req.id = n.requester_id
JOIN users da                 ON da.id  = n.disposition_authority_id
LEFT JOIN users opu           ON opu.id = n.operations_completed_by_id
LEFT JOIN users qcu           ON qcu.id = n.qc_closed_by_id
LEFT JOIN users clu           ON clu.id = n.closed_by_id
LEFT JOIN job_info ji         ON ji.ncr_id = n.id
"""


def upgrade() -> None:
    op.execute(VW_NCR_FULL_CAPA)


def downgrade() -> None:
    op.execute(VW_NCR_FULL_PREV)