CREATE TABLE IF NOT EXISTS "user" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"name" text NOT NULL UNIQUE,
	"pw" text, 
	"is_cox" boolean NOT NULL DEFAULT FALSE,
	"is_admin" boolean NOT NULL DEFAULT FALSE,
	"is_guest" boolean NOT NULL DEFAULT TRUE,
	"deleted" boolean NOT NULL DEFAULT FALSE,
	"last_access" DATETIME
);

CREATE TABLE IF NOT EXISTS "trip_type" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"name" text NOT NULL UNIQUE,
	"desc" text NOT NULL,
	"question" text NOT NULL,
	"icon" text NOT NULL
);

CREATE TABLE IF NOT EXISTS "trip_details" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"planned_starting_time" text NOT NULL,
	"max_people" INTEGER NOT NULL,
	"day" TEXT NOT NULL,
	"allow_guests" boolean NOT NULL default false,
	"notes" TEXT,
	"always_show" boolean NOT NULL default false,
	"trip_type_id" INTEGER,
	FOREIGN KEY(trip_type_id) REFERENCES trip_type(id)
);

CREATE TABLE IF NOT EXISTS "planned_event" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"name" text NOT NULL,
	"planned_amount_cox" INTEGER unsigned NOT NULL,
	"trip_details_id" INTEGER NOT NULL,
	"created_at" text NOT NULL DEFAULT CURRENT_TIMESTAMP,
	FOREIGN KEY(trip_details_id) REFERENCES trip_details(id) ON DELETE CASCADE
);

CREATE TABLE IF NOT EXISTS "trip" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"cox_id" INTEGER NOT NULL,
	"trip_details_id" INTEGER,
	"planned_event_id" INTEGER,
	"created_at" text NOT NULL DEFAULT CURRENT_TIMESTAMP,
	FOREIGN KEY(cox_id) REFERENCES user(id),
	FOREIGN KEY(trip_details_id) REFERENCES trip_details(id) ON DELETE CASCADE,
	FOREIGN KEY(planned_event_id) REFERENCES planned_event(id) ON DELETE CASCADE,
	CONSTRAINT unq UNIQUE (cox_id, planned_event_id) -- allow cox to participate only once for each planned event
);

CREATE TABLE IF NOT EXISTS "user_trip" (
	"user_id" INTEGER NOT NULL,
	"trip_details_id" INTEGER NOT NULL,
	"created_at" text NOT NULL DEFAULT CURRENT_TIMESTAMP,
	FOREIGN KEY(user_id) REFERENCES user(id),
	FOREIGN KEY(trip_details_id) REFERENCES trip_details(id),
	CONSTRAINT unq UNIQUE (user_id, trip_details_id) -- allow user to participate only once for each trip
);

CREATE TABLE IF NOT EXISTS "log" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"msg" text NOT NULL,
	"created_at" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP
);

CREATE TABLE IF NOT EXISTS "location" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"name" text NOT NULL UNIQUE
);

CREATE TABLE IF NOT EXISTS "boat" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"name" text NOT NULL UNIQUE,
	"amount_seats" integer NOT NULL,
	"location_id" INTEGER NOT NULL REFERENCES location(id) DEFAULT 1,
	"owner" INTEGER REFERENCES user(id), -- null: club is owner
	"year_built" INTEGER,
	"boatbuilder" TEXT,
	"default_shipmaster_only_steering" boolean default false not null,
	"skull" boolean default true NOT NULL, -- false => riemen
	"external" boolean default false NOT NULL -- false => owned by different club
);

CREATE TABLE IF NOT EXISTS "logbook_type" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"name" text NOT NULL  UNIQUE -- e.g. 'Wanderfahrt', 'Regatta'
);

CREATE TABLE IF NOT EXISTS "logbook" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"boat_id" INTEGER NOT NULL REFERENCES boat(id),
	"shipmaster" INTEGER NOT NULL REFERENCES user(id), -- null: club is owner
	"shipmaster_only_steering" boolean not null,
	"departure" text not null,
	"arrival" text, -- None -> ship is on water
	"destination" text,
	"distance_in_km" integer,
	"comments" text,
	"logtype" INTEGER REFERENCES logbook_type(id) 
);

CREATE TABLE IF NOT EXISTS "rower" (
	"logbook_id" INTEGER NOT NULL REFERENCES logbook(id),
	"rower_id" INTEGER NOT NULL REFERENCES user(id),
	CONSTRAINT unq UNIQUE (logbook_id, rower_id) 
);

CREATE TABLE IF NOT EXISTS "boat_damage" (
	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
	"boat_id" INTEGER NOT NULL REFERENCES boat(id), 
	"desc" text not null,
	"user_id_created" INTEGER NOT NULL REFERENCES user(id), 
	"created_at" text not null default CURRENT_TIMESTAMP,
	"user_id_fixed" INTEGER REFERENCES user(id),  -- none: not fixed yet
	"fixed_at" text,
	"user_id_verified" INTEGER REFERENCES user(id), 
	"verified_at" text,
	"lock_boat" boolean not null default false -- if true: noone can use the boat 
);