feat(back-end): db connections and other stuff
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366
db.sql
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366
db.sql
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create table printer_machine
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(
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printer_machine_id bigserial primary key,
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printer_display_name text not null unique,
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build_volume_x_mm integer not null check (build_volume_x_mm > 0),
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build_volume_y_mm integer not null check (build_volume_y_mm > 0),
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build_volume_z_mm integer not null check (build_volume_z_mm > 0),
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power_watts integer not null check (power_watts > 0),
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fleet_weight numeric(6, 3) not null default 1.000,
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is_active boolean not null default true,
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created_at timestamptz not null default now()
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);
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create view printer_fleet_current as
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select 1 as fleet_id,
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case
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when sum(fleet_weight) = 0 then null
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else round(sum(power_watts * fleet_weight) / sum(fleet_weight))::integer
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end as weighted_average_power_watts,
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max(build_volume_x_mm) as fleet_max_build_x_mm,
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max(build_volume_y_mm) as fleet_max_build_y_mm,
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max(build_volume_z_mm) as fleet_max_build_z_mm
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from printer_machine
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where is_active = true;
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create table filament_material_type
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(
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filament_material_type_id bigserial primary key,
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material_code text not null unique, -- PLA, PETG, TPU, ASA...
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is_flexible boolean not null default false, -- sì/no
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is_technical boolean not null default false, -- sì/no
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technical_type_label text -- es: "alta temperatura", "rinforzato", ecc.
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);
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create table filament_variant
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(
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filament_variant_id bigserial primary key,
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filament_material_type_id bigint not null references filament_material_type (filament_material_type_id),
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variant_display_name text not null, -- es: "PLA Nero Opaco BrandX"
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color_name text not null, -- Nero, Bianco, ecc.
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is_matte boolean not null default false,
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is_special boolean not null default false,
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cost_chf_per_kg numeric(10, 2) not null,
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-- Stock espresso in rotoli anche frazionati
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stock_spools numeric(6, 3) not null default 0.000,
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spool_net_kg numeric(6, 3) not null default 1.000,
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is_active boolean not null default true,
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created_at timestamptz not null default now(),
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unique (filament_material_type_id, variant_display_name)
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);
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-- (opzionale) kg disponibili calcolati
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create view filament_variant_stock_kg as
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select filament_variant_id,
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stock_spools,
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spool_net_kg,
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(stock_spools * spool_net_kg) as stock_kg
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from filament_variant;
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create table pricing_policy
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(
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pricing_policy_id bigserial primary key,
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policy_name text not null, -- es: "2026 Q1", "Default", ecc.
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-- validità temporale (consiglio: valid_to esclusiva)
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valid_from timestamptz not null,
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valid_to timestamptz,
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electricity_cost_chf_per_kwh numeric(10, 6) not null,
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markup_percent numeric(6, 3) not null default 20.000,
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fixed_job_fee_chf numeric(10, 2) not null default 0.00, -- "costo fisso"
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nozzle_change_base_fee_chf numeric(10, 2) not null default 0.00, -- base cambio ugello, se vuoi
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cad_cost_chf_per_hour numeric(10, 2) not null default 0.00,
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is_active boolean not null default true,
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created_at timestamptz not null default now()
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);
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create table pricing_policy_machine_hour_tier
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(
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pricing_policy_machine_hour_tier_id bigserial primary key,
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pricing_policy_id bigint not null references pricing_policy (pricing_policy_id),
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tier_start_hours numeric(10, 2) not null,
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tier_end_hours numeric(10, 2), -- null = infinito
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machine_cost_chf_per_hour numeric(10, 2) not null,
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constraint chk_tier_start_non_negative check (tier_start_hours >= 0),
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constraint chk_tier_end_gt_start check (tier_end_hours is null or tier_end_hours > tier_start_hours)
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);
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create index idx_pricing_policy_validity
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on pricing_policy (valid_from, valid_to);
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create index idx_pricing_tier_lookup
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on pricing_policy_machine_hour_tier (pricing_policy_id, tier_start_hours);
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create table nozzle_option
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(
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nozzle_option_id bigserial primary key,
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nozzle_diameter_mm numeric(4, 2) not null unique, -- 0.4, 0.6, 0.8...
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owned_quantity integer not null default 0 check (owned_quantity >= 0),
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-- extra costo specifico oltre ad eventuale base fee della pricing_policy
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extra_nozzle_change_fee_chf numeric(10, 2) not null default 0.00,
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is_active boolean not null default true,
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created_at timestamptz not null default now()
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);
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create table layer_height_option
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(
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layer_height_option_id bigserial primary key,
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layer_height_mm numeric(5, 3) not null unique, -- 0.12, 0.20, 0.28...
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-- opzionale: moltiplicatore costo/tempo (es: 0.12 costa di più)
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time_multiplier numeric(6, 3) not null default 1.000,
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is_active boolean not null default true
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);
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create table layer_height_profile
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(
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layer_height_profile_id bigserial primary key,
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profile_name text not null unique, -- "Standard", "Fine", ecc.
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min_layer_height_mm numeric(5, 3) not null,
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max_layer_height_mm numeric(5, 3) not null,
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default_layer_height_mm numeric(5, 3) not null,
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time_multiplier numeric(6, 3) not null default 1.000,
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constraint chk_layer_range check (max_layer_height_mm >= min_layer_height_mm)
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);
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begin;
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set timezone = 'Europe/Zurich';
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is_active = excluded.is_active;
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-- =========================================================
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-- 1) Pricing policy (valori ESATTI da Excel)
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-- Valid from: 2026-01-01, valid_to: NULL
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-- =========================================================
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insert into pricing_policy (
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policy_name,
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valid_from,
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valid_to,
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electricity_cost_chf_per_kwh,
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markup_percent,
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fixed_job_fee_chf,
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nozzle_change_base_fee_chf,
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cad_cost_chf_per_hour,
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is_active
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) values (
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'Excel Tariffe 2026-01-01',
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'2026-01-01 00:00:00+01'::timestamptz,
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null,
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0.156, -- Costo elettricità CHF/kWh (Excel)
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0.000, -- Markup non specificato -> 0 (puoi cambiarlo dopo)
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1.00, -- Costo fisso macchina CHF (Excel)
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0.00, -- Base cambio ugello: non specificato -> 0
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25.00, -- Tariffa CAD CHF/h (Excel)
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true
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)
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on conflict do nothing;
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-- scaglioni tariffa stampa (Excel)
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insert into pricing_policy_machine_hour_tier (
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pricing_policy_id,
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tier_start_hours,
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tier_end_hours,
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machine_cost_chf_per_hour
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)
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select
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p.pricing_policy_id,
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tiers.tier_start_hours,
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tiers.tier_end_hours,
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tiers.machine_cost_chf_per_hour
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from pricing_policy p
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cross join (
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values
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(0.00::numeric, 10.00::numeric, 2.00::numeric), -- 0–10 h
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(10.00::numeric, 20.00::numeric, 1.40::numeric), -- 10–20 h
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(20.00::numeric, null::numeric, 0.50::numeric) -- >20 h
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) as tiers(tier_start_hours, tier_end_hours, machine_cost_chf_per_hour)
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where p.policy_name = 'Excel Tariffe 2026-01-01'
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on conflict do nothing;
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-- =========================================================
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-- 2) Stampante: BambuLab A1
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-- =========================================================
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insert into printer_machine (
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printer_display_name,
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build_volume_x_mm,
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build_volume_y_mm,
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build_volume_z_mm,
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power_watts,
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fleet_weight,
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is_active
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) values (
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'BambuLab A1',
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256,
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256,
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256,
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150, -- hai detto "150, 140": qui ho messo 150
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1.000,
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true
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)
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on conflict (printer_display_name) do update
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set
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build_volume_x_mm = excluded.build_volume_x_mm,
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build_volume_y_mm = excluded.build_volume_y_mm,
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build_volume_z_mm = excluded.build_volume_z_mm,
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power_watts = excluded.power_watts,
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fleet_weight = excluded.fleet_weight,
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is_active = excluded.is_active;
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-- =========================================================
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-- 3) Material types (da Excel) - per ora niente technical
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-- =========================================================
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insert into filament_material_type (
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material_code,
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is_flexible,
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is_technical,
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technical_type_label
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) values
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('PLA', false, false, null),
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('PETG', false, false, null),
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('TPU', true, false, null),
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('ABS', false, false, null),
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('Nylon', false, false, null),
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('Carbon PLA', false, false, null)
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on conflict (material_code) do update
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set
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is_flexible = excluded.is_flexible,
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is_technical = excluded.is_technical,
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technical_type_label = excluded.technical_type_label;
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-- =========================================================
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-- 4) Filament variants (PLA colori) - costi da Excel
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-- Excel: PLA = 18 CHF/kg, TPU = 42 CHF/kg (non inserito perché quantità non chiara)
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-- Stock in "rotoli" (3 = 3 kg se spool_net_kg=1)
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-- =========================================================
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-- helper: ID PLA
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with pla as (
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select filament_material_type_id
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from filament_material_type
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where material_code = 'PLA'
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)
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insert into filament_variant (
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filament_material_type_id,
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variant_display_name,
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color_name,
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is_matte,
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is_special,
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cost_chf_per_kg,
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stock_spools,
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spool_net_kg,
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is_active
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)
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select
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pla.filament_material_type_id,
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v.variant_display_name,
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v.color_name,
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v.is_matte,
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v.is_special,
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18.00, -- PLA da Excel
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v.stock_spools,
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1.000,
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true
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from pla
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cross join (
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values
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('PLA Bianco', 'Bianco', false, false, 3.000::numeric),
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('PLA Nero', 'Nero', false, false, 3.000::numeric),
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('PLA Blu', 'Blu', false, false, 1.000::numeric),
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('PLA Arancione', 'Arancione', false, false, 1.000::numeric),
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('PLA Grigio', 'Grigio', false, false, 1.000::numeric),
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('PLA Grigio Scuro', 'Grigio scuro', false, false, 1.000::numeric),
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('PLA Grigio Chiaro', 'Grigio chiaro', false, false, 1.000::numeric),
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('PLA Viola', 'Viola', false, false, 1.000::numeric)
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) as v(variant_display_name, color_name, is_matte, is_special, stock_spools)
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on conflict (filament_material_type_id, variant_display_name) do update
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set
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color_name = excluded.color_name,
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is_matte = excluded.is_matte,
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is_special = excluded.is_special,
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cost_chf_per_kg = excluded.cost_chf_per_kg,
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stock_spools = excluded.stock_spools,
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spool_net_kg = excluded.spool_net_kg,
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is_active = excluded.is_active;
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-- =========================================================
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-- 5) Ugelli
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-- 0.4 standard (0 extra), 0.6 con attivazione 50 CHF
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-- =========================================================
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insert into nozzle_option (
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nozzle_diameter_mm,
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owned_quantity,
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extra_nozzle_change_fee_chf,
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is_active
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) values
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(0.40, 1, 0.00, true),
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(0.60, 1, 50.00, true)
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on conflict (nozzle_diameter_mm) do update
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set
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owned_quantity = excluded.owned_quantity,
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extra_nozzle_change_fee_chf = excluded.extra_nozzle_change_fee_chf,
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is_active = excluded.is_active;
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-- =========================================================
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-- 6) Layer heights (opzioni)
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-- =========================================================
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insert into layer_height_option (
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layer_height_mm,
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time_multiplier,
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is_active
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) values
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(0.080, 1.000, true),
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(0.120, 1.000, true),
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(0.160, 1.000, true),
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(0.200, 1.000, true),
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(0.240, 1.000, true),
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(0.280, 1.000, true)
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on conflict (layer_height_mm) do update
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set
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time_multiplier = excluded.time_multiplier,
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is_active = excluded.is_active;
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commit;
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-- Sostituisci __MULTIPLIER__ con il tuo valore (es. 1.10)
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update layer_height_option
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set time_multiplier = 0.1
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where layer_height_mm = 0.080;
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