feat: add farm, cropland, and plant-related tables with FKs

backend/migrations/00002_create_farm_and_cropland_tables.sql

@@ -0,0 +1,73 @@
+-- +goose Up
+CREATE TABLE light_profiles (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL UNIQUE
+);
+
+CREATE TABLE soil_conditions (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL UNIQUE
+);
+
+CREATE TABLE harvest_units (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL UNIQUE
+);
+
+CREATE TABLE plants (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL,
+    variety TEXT,
+    row_spacing DOUBLE PRECISION,
+    optimal_temp DOUBLE PRECISION,
+    planting_depth DOUBLE PRECISION,
+    average_height DOUBLE PRECISION,
+    light_profile_id INT NOT NULL,
+    soil_condition_id INT NOT NULL,
+    planting_detail TEXT,
+    is_perennial BOOLEAN NOT NULL DEFAULT FALSE,
+    days_to_emerge INT,
+    days_to_flower INT,
+    days_to_maturity INT,
+    harvest_window INT,
+    ph_value DOUBLE PRECISION,
+    estimate_loss_rate DOUBLE PRECISION,
+    estimate_revenue_per_hu DOUBLE PRECISION,
+    harvest_unit_id INT NOT NULL,
+    water_needs DOUBLE PRECISION,
+    CONSTRAINT fk_plant_light_profile FOREIGN KEY (light_profile_id) REFERENCES light_profiles(id),
+    CONSTRAINT fk_plant_soil_condition FOREIGN KEY (soil_condition_id) REFERENCES soil_conditions(id),
+    CONSTRAINT fk_plant_harvest_unit FOREIGN KEY (harvest_unit_id) REFERENCES harvest_units(id)
+);
+
+CREATE TABLE farms (
+    id SERIAL PRIMARY KEY,
+    uuid UUID NOT NULL DEFAULT gen_random_uuid(),
+    name TEXT NOT NULL,
+    lat DOUBLE PRECISION NOT NULL,
+    lon DOUBLE PRECISION NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    owner_id UUID NOT NULL,
+    CONSTRAINT fk_farm_owner FOREIGN KEY (owner_id) REFERENCES users(uuid) ON DELETE CASCADE
+);
+
+CREATE UNIQUE INDEX idx_farms_uuid ON farms(uuid);
+
+CREATE TABLE croplands (
+    id SERIAL PRIMARY KEY,
+    uuid UUID NOT NULL DEFAULT gen_random_uuid(),
+    name TEXT NOT NULL,
+    status TEXT NOT NULL,
+    priority INT NOT NULL,
+    land_size DOUBLE PRECISION NOT NULL,
+    growth_stage TEXT NOT NULL,
+    plant_id INT NOT NULL,
+    farm_id INT NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    CONSTRAINT fk_cropland_farm FOREIGN KEY (farm_id) REFERENCES farms(id) ON DELETE CASCADE,
+    CONSTRAINT fk_cropland_plant FOREIGN KEY (plant_id) REFERENCES plants(id) ON DELETE CASCADE
+);
+
+CREATE UNIQUE INDEX idx_croplands_uuid ON croplands(uuid);