DELIMITER //

CREATE OR REPLACE FUNCTION zen_bpm_define (
  p_FunctionTag VARCHAR(100),
  p_FunctionTag_org VARCHAR(100),
  p_pk VARCHAR(100),
  p_ip VARCHAR(100), -- 建議由外部傳入或設定預設值，MariaDB 參數不支援直接用變數當預設值
  p_db VARCHAR(100)
)
RETURNS LONGTEXT
LANGUAGE SQL
DETERMINISTIC
BEGIN
  DECLARE v_rets LONGTEXT;
  DECLARE v_crlf CHAR(1);
  DECLARE v_type CHAR(1);
  
  -- 設定換行符號 [cite: 3, 4]
  SET v_crlf = CHAR(10);
  
  -- 判斷是否為簽核用 view 
  IF INSTR(p_FunctionTag_org, '_') > 0 THEN 
    SET v_type = 'Y'; 
  ELSE 
    SET v_type = 'N'; 
  END IF;

  -- 開始組合 JSON 字串 [cite: 5]
  SET v_rets = CONCAT(
    ' {', v_crlf,
    '  "type": "button-toolbar",', v_crlf,
    '  "buttons": [', v_crlf
  );

  -- 根據 @type 決定按鈕內容 [cite: 5]
  IF v_type = 'N' THEN
    -- 上呈按鈕 [cite: 5, 6]
    SET v_rets = CONCAT(v_rets,
      '    {', v_crlf,
      '      "type": "button",', v_crlf,
      '      "label": "上呈",', v_crlf,
      '      "actionType": "ajax",', v_crlf,
      '      "confirmText": "確定要上呈表單？",', v_crlf,
      '      "disabledOn": "${flow_status != ''N''}",', v_crlf,
      '      "api": {', v_crlf,
      '        "method": "post",', v_crlf,
      '        "url": "${ls:base_ip}/xapi/v3/${ls:base_db}/bpmm02_spread/1/",', v_crlf,
      '        "data": {', v_crlf,
      '          "para01": "', p_FunctionTag, '",', v_crlf,
      '          "para02": "${personid}",', v_crlf,
      '          "para03": "${', p_pk, '}"', v_crlf,
      '        },', v_crlf,
      '        "dataType": "form"', v_crlf,
      '      },', v_crlf,
      '      "level": "primary"', v_crlf,
      '    },', v_crlf
    );
  ELSE
    -- 同意、駁回、作廢按鈕 (簽核模式) [cite: 10, 15, 20]
    SET v_rets = CONCAT(v_rets,
      -- 同意 [cite: 11, 12]
      '    {', v_crlf,
      '      "type": "button", "label": "同意", "actionType": "dialog", "level": "success",', v_crlf,
      '      "disabledOn": "${ls:bpm_signable == 0}",', v_crlf,
      '      "dialog": { "title": "同意", "size": "lg", "body": { "type": "service", "schemaApi": {', v_crlf,
      '        "method": "post", "url": "${ls:base_ip}/xapi/v3/${ls:wizard_db}/zen_showsource/0/",', v_crlf,
      '        "data": { "para01": "bpmm11_i", "para02": "beta@${', p_pk, '}" }, "dataType": "form"', v_crlf,
      '      } } }', v_crlf,
      '    },', v_crlf,
      -- 駁回 [cite: 15, 16, 17]
      '    {', v_crlf,
      '      "type": "button", "label": "駁回", "actionType": "dialog", "level": "danger",', v_crlf,
      '      "disabledOn": "${ls:bpm_signable == 0}",', v_crlf,
      '      "dialog": { "title": "駁回", "size": "lg", "body": { "type": "service", "schemaApi": {', v_crlf,
      '        "method": "post", "url": "${ls:base_ip}/xapi/v3/${ls:wizard_db}/zen_showsource/0/",', v_crlf,
      '        "data": { "para01": "bpmm12_i", "para02": "beta@${', p_pk, '}" }, "dataType": "form"', v_crlf,
      '      } } }', v_crlf,
      '    },', v_crlf,
      -- 作廢 [cite: 20, 21, 22]
      '    {', v_crlf,
      '      "type": "button", "label": "作廢", "actionType": "dialog", "level": "dark",', v_crlf,
      '      "disabledOn": "${ls:bpm_cancelable > 0}",', v_crlf,
      '      "dialog": { "title": "作廢", "size": "lg", "body": { "type": "service", "schemaApi": {', v_crlf,
      '        "method": "post", "url": "${ls:base_ip}/xapi/v3/${ls:wizard_db}/zen_showsource/0/",', v_crlf,
      '        "data": { "para01": "bpmm13_i", "para02": "beta@${', p_pk, '}" }, "dataType": "form"', v_crlf,
      '      } } }', v_crlf,
      '    },', v_crlf
    );
  END IF;

  -- 簽核歷程 [cite: 25, 26, 27]
  SET v_rets = CONCAT(v_rets,
    '    {', v_crlf,
    '      "type": "button", "label": "簽核歷程", "actionType": "dialog", "level": "warning",', v_crlf,
    '      "dialog": { "title": "簽核歷程", "size": "lg", "body": { "type": "service", "schemaApi": {', v_crlf,
    '        "method": "post", "url": "${ls:base_ip}/xapi/v3/${ls:wizard_db}/zen_showsource/0/",', v_crlf,
    '        "data": { "para01": "bpmq11", "para02": "beta@${', p_pk, '}", "_tag": "', p_FunctionTag, '" },', v_crlf,
    '        "dataType": "form", "requestAdaptor": "local_set_params(51, api.data._tag); return { ...api, data: { ...api.data }};"', v_crlf,
    '      } } }', v_crlf,
    '    },', v_crlf
  );

  -- 檢視流程簽核人 [cite: 30, 31, 32]
  SET v_rets = CONCAT(v_rets,
    '    {', v_crlf,
    '      "type": "button", "label": "檢視流程簽核人", "actionType": "dialog", "level": "secondary",', v_crlf,
    '      "dialog": { "title": "檢視流程簽核人", "size": "lg", "body": { "type": "service", "schemaApi": {', v_crlf,
    '        "method": "post", "url": "${ls:base_ip}/xapi/v3/${ls:wizard_db}/zen_showsource/0/",', v_crlf,
    '        "data": { "para01": "bpmq12", "para02": "beta@${', p_pk, '}", "_tag": "', p_FunctionTag, '" },', v_crlf,
    '        "dataType": "form", "requestAdaptor": "local_set_params(51, api.data._tag); return { ...api, data: { ...api.data }};"', v_crlf,
    '      } } }', v_crlf,
    '    }', v_crlf,
    '  ]', v_crlf,
    ' },', v_crlf,
    ' { "type": "divider" },', v_crlf
  );

  RETURN v_rets;
END //

DELIMITER ;