-- CreateTable
CREATE TABLE "CustomerGroup" (
    "id" TEXT NOT NULL,
    "organizationId" TEXT NOT NULL,
    "name" TEXT NOT NULL,
    "color" TEXT NOT NULL DEFAULT 'teal',
    "position" INTEGER NOT NULL DEFAULT 0,
    "tahesabConnectionId" TEXT,
    "tahesabGid" TEXT,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,

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

-- CreateTable
CREATE TABLE "PersonGroupLink" (
    "personId" TEXT NOT NULL,
    "groupId" TEXT NOT NULL,
    "source" TEXT NOT NULL DEFAULT 'manual',
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

    CONSTRAINT "PersonGroupLink_pkey" PRIMARY KEY ("personId","groupId")
);

-- CreateTable
CREATE TABLE "CompanyGroupLink" (
    "companyId" TEXT NOT NULL,
    "groupId" TEXT NOT NULL,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,

    CONSTRAINT "CompanyGroupLink_pkey" PRIMARY KEY ("companyId","groupId")
);

-- CreateIndex
CREATE UNIQUE INDEX "CustomerGroup_organizationId_name_key" ON "CustomerGroup"("organizationId", "name");
CREATE INDEX "CustomerGroup_organizationId_position_idx" ON "CustomerGroup"("organizationId", "position");
CREATE INDEX "CustomerGroup_tahesabConnectionId_tahesabGid_idx" ON "CustomerGroup"("tahesabConnectionId", "tahesabGid");
CREATE INDEX "PersonGroupLink_groupId_idx" ON "PersonGroupLink"("groupId");
CREATE INDEX "CompanyGroupLink_groupId_idx" ON "CompanyGroupLink"("groupId");

-- AddForeignKey
ALTER TABLE "CustomerGroup" ADD CONSTRAINT "CustomerGroup_organizationId_fkey" FOREIGN KEY ("organizationId") REFERENCES "Organization"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "PersonGroupLink" ADD CONSTRAINT "PersonGroupLink_personId_fkey" FOREIGN KEY ("personId") REFERENCES "Person"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "PersonGroupLink" ADD CONSTRAINT "PersonGroupLink_groupId_fkey" FOREIGN KEY ("groupId") REFERENCES "CustomerGroup"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "CompanyGroupLink" ADD CONSTRAINT "CompanyGroupLink_companyId_fkey" FOREIGN KEY ("companyId") REFERENCES "Company"("id") ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE "CompanyGroupLink" ADD CONSTRAINT "CompanyGroupLink_groupId_fkey" FOREIGN KEY ("groupId") REFERENCES "CustomerGroup"("id") ON DELETE CASCADE ON UPDATE CASCADE;

-- تبدیل داده‌های قبلی: «گروه مشتری» اکسل (customFields.group) و «گروه‌بندی شرکت» (groupName).
-- مقدارهای چندتایی با «،» «,» «/» جدا می‌شوند. برچسب‌های «وضعیت مشتری» که دیدار در همان ستون می‌گذارد گروه حساب نمی‌شوند.
CREATE TEMP TABLE "_cg_src" AS
SELECT p."organizationId" AS org, 'person' AS kind, p."id" AS ref, left(btrim(x), 80) AS name
FROM "Person" p
CROSS JOIN LATERAL regexp_split_to_table(p."customFields"->>'group', '\s*[،,/]\s*') AS x
WHERE COALESCE(p."customFields"->>'group', '') <> ''
UNION ALL
SELECT c."organizationId", 'company', c."id", left(btrim(x), 80)
FROM "Company" c
CROSS JOIN LATERAL regexp_split_to_table(c."groupName", '\s*[،,/]\s*') AS x
WHERE COALESCE(c."groupName", '') <> '';

DELETE FROM "_cg_src"
WHERE name = ''
   OR name IN ('مشتری تازه وارد', 'مشتری خوشحال', 'مشتری ناراضی', 'مشتری خاص');

INSERT INTO "CustomerGroup" ("id", "organizationId", "name", "color", "position", "createdAt", "updatedAt")
SELECT 'cgrp_' || md5(d.org || '|' || d.name), d.org, d.name, 'teal', 0, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP
FROM (SELECT DISTINCT org, name FROM "_cg_src") AS d
ON CONFLICT ("organizationId", "name") DO NOTHING;

INSERT INTO "PersonGroupLink" ("personId", "groupId", "source", "createdAt")
SELECT DISTINCT s.ref, g."id", 'manual', CURRENT_TIMESTAMP
FROM "_cg_src" s
JOIN "CustomerGroup" g ON g."organizationId" = s.org AND g."name" = s.name
WHERE s.kind = 'person'
ON CONFLICT DO NOTHING;

INSERT INTO "CompanyGroupLink" ("companyId", "groupId", "createdAt")
SELECT DISTINCT s.ref, g."id", CURRENT_TIMESTAMP
FROM "_cg_src" s
JOIN "CustomerGroup" g ON g."organizationId" = s.org AND g."name" = s.name
WHERE s.kind = 'company'
ON CONFLICT DO NOTHING;

DROP TABLE "_cg_src";