-- CreateEnum
CREATE TYPE "QueueStrategy" AS ENUM ('ringall', 'leastrecent', 'fewestcalls', 'random', 'rrmemory', 'rrordered', 'linear', 'wrandom');

-- CreateEnum
CREATE TYPE "AgentState" AS ENUM ('OFFLINE', 'LOGGED_IN', 'AVAILABLE', 'RINGING', 'IN_CALL', 'WRAP_UP', 'PAUSED');

-- CreateTable
CREATE TABLE "queues" (
    "id" TEXT NOT NULL,
    "name" TEXT NOT NULL,
    "number" TEXT NOT NULL,
    "strategy" "QueueStrategy" NOT NULL DEFAULT 'ringall',
    "timeout" INTEGER NOT NULL DEFAULT 15,
    "retry" INTEGER NOT NULL DEFAULT 5,
    "wrap_up_time" INTEGER NOT NULL DEFAULT 0,
    "max_len" INTEGER NOT NULL DEFAULT 0,
    "music_on_hold" TEXT NOT NULL DEFAULT 'default',
    "announce" TEXT,
    "service_level" INTEGER NOT NULL DEFAULT 60,
    "auto_fill" BOOLEAN NOT NULL DEFAULT true,
    "ring_in_use" BOOLEAN NOT NULL DEFAULT true,
    "weight" INTEGER NOT NULL DEFAULT 0,
    "enabled" BOOLEAN NOT NULL DEFAULT true,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "queues_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "queue_members" (
    "id" TEXT NOT NULL,
    "queue_id" TEXT NOT NULL,
    "agent_id" TEXT NOT NULL,
    "penalty" INTEGER NOT NULL DEFAULT 0,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

    CONSTRAINT "queue_members_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "pause_reasons" (
    "id" TEXT NOT NULL,
    "name" TEXT NOT NULL,
    "code" TEXT NOT NULL,
    "description" TEXT,
    "max_duration_seconds" INTEGER,
    "paid" BOOLEAN NOT NULL DEFAULT false,
    "active" BOOLEAN NOT NULL DEFAULT true,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "pause_reasons_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "agents" (
    "id" TEXT NOT NULL,
    "code" TEXT NOT NULL,
    "name" TEXT NOT NULL,
    "user_id" TEXT NOT NULL,
    "active" BOOLEAN NOT NULL DEFAULT true,
    "current_extension" TEXT,
    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updated_at" TIMESTAMP(3) NOT NULL,

    CONSTRAINT "agents_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "agent_sessions" (
    "id" TEXT NOT NULL,
    "agent_id" TEXT NOT NULL,
    "extension" TEXT NOT NULL,
    "started_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "ended_at" TIMESTAMP(3),

    CONSTRAINT "agent_sessions_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "agent_state_events" (
    "id" TEXT NOT NULL,
    "agent_id" TEXT NOT NULL,
    "state" "AgentState" NOT NULL,
    "started_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "ended_at" TIMESTAMP(3),

    CONSTRAINT "agent_state_events_pkey" PRIMARY KEY ("id")
);

-- CreateTable
CREATE TABLE "agent_pause_events" (
    "id" TEXT NOT NULL,
    "agent_id" TEXT NOT NULL,
    "pause_reason_id" TEXT NOT NULL,
    "started_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "ended_at" TIMESTAMP(3),

    CONSTRAINT "agent_pause_events_pkey" PRIMARY KEY ("id")
);

-- CreateIndex
CREATE UNIQUE INDEX "queues_name_key" ON "queues"("name");

-- CreateIndex
CREATE UNIQUE INDEX "queues_number_key" ON "queues"("number");

-- CreateIndex
CREATE UNIQUE INDEX "queue_members_queue_id_agent_id_key" ON "queue_members"("queue_id", "agent_id");

-- CreateIndex
CREATE UNIQUE INDEX "pause_reasons_code_key" ON "pause_reasons"("code");

-- CreateIndex
CREATE UNIQUE INDEX "agents_code_key" ON "agents"("code");

-- CreateIndex
CREATE UNIQUE INDEX "agents_user_id_key" ON "agents"("user_id");

-- CreateIndex
CREATE INDEX "agent_sessions_agent_id_idx" ON "agent_sessions"("agent_id");

-- CreateIndex
CREATE INDEX "agent_state_events_agent_id_ended_at_idx" ON "agent_state_events"("agent_id", "ended_at");

-- CreateIndex
CREATE INDEX "agent_pause_events_agent_id_ended_at_idx" ON "agent_pause_events"("agent_id", "ended_at");

-- AddForeignKey
ALTER TABLE "queue_members" ADD CONSTRAINT "queue_members_queue_id_fkey" FOREIGN KEY ("queue_id") REFERENCES "queues"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "queue_members" ADD CONSTRAINT "queue_members_agent_id_fkey" FOREIGN KEY ("agent_id") REFERENCES "agents"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "agents" ADD CONSTRAINT "agents_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "agent_sessions" ADD CONSTRAINT "agent_sessions_agent_id_fkey" FOREIGN KEY ("agent_id") REFERENCES "agents"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "agent_state_events" ADD CONSTRAINT "agent_state_events_agent_id_fkey" FOREIGN KEY ("agent_id") REFERENCES "agents"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "agent_pause_events" ADD CONSTRAINT "agent_pause_events_agent_id_fkey" FOREIGN KEY ("agent_id") REFERENCES "agents"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "agent_pause_events" ADD CONSTRAINT "agent_pause_events_pause_reason_id_fkey" FOREIGN KEY ("pause_reason_id") REFERENCES "pause_reasons"("id") ON DELETE RESTRICT ON UPDATE CASCADE;