-- Customer Project System Database Schema
-- Opretter tabeller for det nye strukturerede tilbuds-flow

-- Kunde projekter
CREATE TABLE IF NOT EXISTS customer_projects (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_name VARCHAR(255) NOT NULL,
  customer_name VARCHAR(255) NOT NULL,
  customer_number VARCHAR(50),
  customer_email VARCHAR(255),
  customer_phone VARCHAR(50),
  customer_address TEXT,
  project_description TEXT,
  selected_packages JSON,
  suggestion_snapshot JSON,
  input_normalization_log JSON,
  project_status ENUM(
    'draft',
    'geometry_complete',
    'smart_package_complete',
    'review_pending',
    'ready_for_ordrestyring',
    'sent_to_ordrestyring',
    'accepted',
    'rejected',
    'geometry_pending',
    'labor_pending',
    'materials_pending',
    'calculation_ready',
    'quote_generated',
    'sent'
  ) DEFAULT 'draft',
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  
  INDEX idx_status (project_status),
  INDEX idx_customer (customer_name),
  INDEX idx_customer_number (customer_number),
  INDEX idx_created (created_at)
);

-- Tag geometri specifikt for tag arbejde
CREATE TABLE IF NOT EXISTS roof_geometry (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_id INT NOT NULL,
  roof_type ENUM('fladt_tag', 'skraat_tag', 'mansard', 'komplekst') NOT NULL,
  total_area DECIMAL(10,2) NOT NULL COMMENT 'Samlet areal i m²',
  roof_pitch DECIMAL(5,2) COMMENT 'Taghældning i grader',
  roof_height DECIMAL(8,2) COMMENT 'Taghøjde i meter',
  complexity_factor DECIMAL(3,2) DEFAULT 1.0 COMMENT 'Kompleksitetsfaktor 1.0-2.0',
  
  -- Detaljerede målinger
  length_main DECIMAL(8,2) COMMENT 'Hovedlængde i meter',
  width_main DECIMAL(8,2) COMMENT 'Hovedbredde i meter',
  
  -- Specielle forhold
  has_dormers BOOLEAN DEFAULT FALSE COMMENT 'Har kviste',
  has_chimneys BOOLEAN DEFAULT FALSE COMMENT 'Har skorstene',
  has_skylights BOOLEAN DEFAULT FALSE COMMENT 'Har ovenlys',
  access_difficulty ENUM('let', 'medium', 'svær') DEFAULT 'medium',
  
  -- Beregnet data
  estimated_work_hours DECIMAL(8,2) COMMENT 'Estimerede arbejdstimer',
  estimated_carpenters INT COMMENT 'Anbefalede antal tømrere',
  
  notes TEXT,
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  
  FOREIGN KEY (project_id) REFERENCES customer_projects(id) ON DELETE CASCADE,
  INDEX idx_project (project_id),
  INDEX idx_roof_type (roof_type)
);

-- Arbejdstimer og tømrere
CREATE TABLE IF NOT EXISTS project_labor (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_id INT NOT NULL,
  carpenter_count INT NOT NULL DEFAULT 1,
  estimated_hours_per_carpenter DECIMAL(8,2) NOT NULL,
  total_work_hours DECIMAL(8,2) NOT NULL,
  hourly_rate DECIMAL(8,2) NOT NULL DEFAULT 580.00 COMMENT 'Fast pris 580 kr/time',
  total_labor_cost DECIMAL(12,2) NOT NULL,
  
  -- Detaljer om arbejdsopgaver
  work_breakdown JSON COMMENT 'Detaljeret opdeling af arbejdsopgaver',
  
  notes TEXT,
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  
  FOREIGN KEY (project_id) REFERENCES customer_projects(id) ON DELETE CASCADE,
  INDEX idx_project (project_id)
);

-- Projekt materialer
CREATE TABLE IF NOT EXISTS project_materials (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_id INT NOT NULL,
  material_name VARCHAR(255) NOT NULL,
  material_category VARCHAR(100),
  quantity DECIMAL(10,3) NOT NULL,
  unit VARCHAR(50) NOT NULL,
  unit_price DECIMAL(10,2) NOT NULL,
  total_price DECIMAL(12,2) NOT NULL,
  supplier VARCHAR(255),
  material_source ENUM('manual', 'database', 'bygma_api') DEFAULT 'manual',
  
  notes TEXT,
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  
  FOREIGN KEY (project_id) REFERENCES customer_projects(id) ON DELETE CASCADE,
  INDEX idx_project (project_id),
  INDEX idx_category (material_category)
);

-- Projekt beregninger (råtilbud)
CREATE TABLE IF NOT EXISTS project_calculations (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_id INT NOT NULL,
  
  -- Geometri opsummering
  total_area DECIMAL(10,2),
  complexity_factor DECIMAL(3,2),
  
  -- Arbejdstimer opsummering
  total_work_hours DECIMAL(8,2),
  carpenter_count INT,
  total_labor_cost DECIMAL(12,2),
  
  -- Materialer opsummering
  total_material_cost DECIMAL(12,2),
  material_count INT,
  
  -- Totaler
  subtotal DECIMAL(12,2),
  overhead_percentage DECIMAL(5,2) DEFAULT 15.00,
  overhead_amount DECIMAL(12,2),
  profit_percentage DECIMAL(5,2) DEFAULT 20.00,
  profit_amount DECIMAL(12,2),
  total_excl_vat DECIMAL(12,2),
  vat_percentage DECIMAL(5,2) DEFAULT 25.00,
  vat_amount DECIMAL(12,2),
  total_incl_vat DECIMAL(12,2),
  
  -- Metadata
  calculation_data JSON COMMENT 'Detaljerede beregningsdata',
  
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  
  FOREIGN KEY (project_id) REFERENCES customer_projects(id) ON DELETE CASCADE,
  INDEX idx_project (project_id)
);

-- Genererede tilbud
CREATE TABLE IF NOT EXISTS generated_quotes (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_id INT NOT NULL,
  calculation_id INT NOT NULL,
  
  quote_text TEXT NOT NULL COMMENT 'AI-genereret tilbudstekst',
  quote_format ENUM('text', 'html', 'pdf') DEFAULT 'html',
  
  -- AI usage tracking
  ai_tokens_used INT,
  ai_cost DECIMAL(8,4),
  ai_model VARCHAR(50),
  
  quote_status ENUM('draft', 'approved', 'sent', 'accepted', 'rejected') DEFAULT 'draft',
  sent_at TIMESTAMP NULL,
  valid_until DATE,
  
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  
  FOREIGN KEY (project_id) REFERENCES customer_projects(id) ON DELETE CASCADE,
  FOREIGN KEY (calculation_id) REFERENCES project_calculations(id) ON DELETE CASCADE,
  INDEX idx_project (project_id),
  INDEX idx_status (quote_status)
);

CREATE TABLE IF NOT EXISTS ordrestyring_case_features (
    case_number VARCHAR(64) PRIMARY KEY,
    customer_number VARCHAR(64),
    customer_name VARCHAR(255),
    description TEXT,
    remarks TEXT,
    search_text MEDIUMTEXT,
    inferred_roof_type VARCHAR(100),
    inferred_package_id VARCHAR(100),
    total_hours DECIMAL(10,2) DEFAULT 0,
    hour_entries INT DEFAULT 0,
    material_lines_count INT DEFAULT 0,
    material_total DECIMAL(12,2) DEFAULT 0,
    created_at_ordrestyring DATETIME NULL,
    last_activity_at_ordrestyring DATETIME NULL,
    synced_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,

    INDEX idx_case_features_customer_number (customer_number),
    INDEX idx_case_features_customer_name (customer_name),
    INDEX idx_case_features_roof_type (inferred_roof_type),
    INDEX idx_case_features_package (inferred_package_id),
    INDEX idx_case_features_created_at (created_at_ordrestyring),
    INDEX idx_case_features_last_activity (last_activity_at_ordrestyring)
);

CREATE TABLE IF NOT EXISTS ordrestyring_case_material_snapshots (
    id BIGINT AUTO_INCREMENT PRIMARY KEY,
    case_number VARCHAR(64) NOT NULL,
    line_id INT NOT NULL,
    product_number VARCHAR(128),
    product_text TEXT,
    supplier VARCHAR(255),
    quantity DECIMAL(12,3) DEFAULT 0,
    cost_price DECIMAL(12,2) DEFAULT 0,
    sales_price DECIMAL(12,2) DEFAULT 0,
    created_at_ordrestyring DATETIME NULL,
    synced_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,

    UNIQUE KEY uniq_ordrestyring_case_material_line (case_number, line_id),
    INDEX idx_ordrestyring_case_material_case_number (case_number),
    INDEX idx_ordrestyring_case_material_supplier (supplier)
);

CREATE TABLE IF NOT EXISTS ordrestyring_offer_snapshots (
    offer_id INT PRIMARY KEY,
    offer_number VARCHAR(64),
    customer_name VARCHAR(255),
    customer_email VARCHAR(255),
    description TEXT,
    status_text VARCHAR(255),
    search_text MEDIUMTEXT,
    total_sales_price DECIMAL(12,2) DEFAULT 0,
    total_sales_price_with_vat DECIMAL(12,2) DEFAULT 0,
    created_at_ordrestyring DATETIME NULL,
    synced_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,

    INDEX idx_offer_snapshots_customer_name (customer_name),
    INDEX idx_offer_snapshots_status (status_text),
    INDEX idx_offer_snapshots_created_at (created_at_ordrestyring)
);

CREATE TABLE IF NOT EXISTS ordrestyring_offer_line_snapshots (
    id BIGINT AUTO_INCREMENT PRIMARY KEY,
    offer_id INT NOT NULL,
    line_id INT NOT NULL,
    description TEXT,
    quantity DECIMAL(12,3) DEFAULT 0,
    unit VARCHAR(50),
    unit_price DECIMAL(12,2) DEFAULT 0,
    line_total DECIMAL(12,2) DEFAULT 0,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,

    UNIQUE KEY uniq_ordrestyring_offer_line (offer_id, line_id),
    INDEX idx_ordrestyring_offer_line_offer_id (offer_id),
    CONSTRAINT fk_ordrestyring_offer_line_offer
      FOREIGN KEY (offer_id) REFERENCES ordrestyring_offer_snapshots(offer_id)
      ON DELETE CASCADE
);

CREATE TABLE IF NOT EXISTS ordrestyring_sync_metadata (
  id INT AUTO_INCREMENT PRIMARY KEY,
  project_id INT NULL,
  case_number VARCHAR(64) NULL,
  offer_id INT NULL,
  offer_number VARCHAR(64) NULL,
  last_status VARCHAR(128) NULL,
  last_status_at DATETIME NULL,
  last_price_list_synced_at DATETIME NULL,
  last_material_sync_at DATETIME NULL,
  notes TEXT,
  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
  updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,

  FOREIGN KEY (project_id) REFERENCES customer_projects(id) ON DELETE SET NULL,
  INDEX idx_ordrestyring_metadata_project (project_id),
  INDEX idx_ordrestyring_metadata_case (case_number),
  UNIQUE KEY uniq_ordrestyring_metadata_case (case_number),
  UNIQUE KEY uniq_ordrestyring_metadata_offer (offer_id)
);

-- Bygma API cache (for version 2)
CREATE TABLE IF NOT EXISTS bygma_materials_cache (
  id INT AUTO_INCREMENT PRIMARY KEY,
  product_id VARCHAR(100) UNIQUE,
  product_name VARCHAR(255),
  category VARCHAR(100),
  subcategory VARCHAR(100),
  unit VARCHAR(50),
  price DECIMAL(10,2),
  stock_status VARCHAR(50),
  supplier_info JSON,
  last_updated TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  
  INDEX idx_category (category),
  INDEX idx_name (product_name),
  INDEX idx_updated (last_updated)
);

-- Stark API cache (samme struktur som Bygma)
CREATE TABLE IF NOT EXISTS stark_materials_cache (
  id INT AUTO_INCREMENT PRIMARY KEY,
  product_id VARCHAR(100) UNIQUE,
  product_name VARCHAR(255),
  category VARCHAR(100),
  subcategory VARCHAR(100),
  unit VARCHAR(50),
  price DECIMAL(10,2),
  stock_status VARCHAR(50),
  supplier_info JSON,
  last_updated TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  
  INDEX idx_category (category),
  INDEX idx_name (product_name),
  INDEX idx_updated (last_updated)
);