delphi rest代码工厂使用

delphi rest代码工厂使用

代码工厂所生成的代码，以轻量化、跨平台、跨语言为目的。

支持基础资料（单表）、单据主从表（多表）、一对多的代码生成。

支持JSON和GOOGLE PROTOBUF二种数据序列格式。

配置数据库连接

1）商品资料（基础资料）代码生成

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270

unit rest.tgoods; //代码由代码工厂自动生成 //2022-07-19 {$I def.inc} interface   uses   {$IFDEF firedac}  db.firedac, db.firedacPool, {$ENDIF}   {$IFDEF unidac}db.unidac, db.unidacpool,  {$ENDIF}   classes, db, System.NetEncoding,   system.JSON.Serializers, yn.log, system.JSON, SysUtils, json.help;   type   Ttgoods = record     [Serialize(1)] goodsid: string;     [Serialize(2)] barcode: string;     [Serialize(3)] goodsname: string;     [Serialize(4)] pyjm: string;     [Serialize(5)] gg: string;     [Serialize(6)] kindid: string;     [Serialize(7)] jj: double;     [Serialize(8)] lsj: double;     [Serialize(9)] kcxx: double;     [Serialize(10)] kcsx: double;     [Serialize(11)] unitid: string;     [Serialize(12)] kindname: string;     [Serialize(13)] unitname: string;   end;     TtgoodsArray = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tgoodss: TArray<Ttgoods>;   end;     TRes = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;   end;   function select(url: string; body: TBytes): string;   function insert(url: string; body: TBytes): string;   function update(url: string; body: TBytes): string;   function delete(url: string; body: TBytes): string;   implementation   function select(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: TArray<string>;   serial: TJsonSerializer;   rows: TtgoodsArray;   i: integer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.qry.Close;       db.qry.SQL.Clear;       var where: string := '';       if high(arr) >= 5 then         where := ' where ' + TNetEncoding.URL.Decode(arr[5]);       db.qry.SQL.Text := 'select * from tgoods' + where;       db.qry.Open;       if db.qry.isempty then       begin         rows.status := 0;         rows.exception := 'No found any data.';         result := serial.Serialize<TtgoodsArray>(rows);         exit;       end;       SetLength(rows.tgoodss, db.qry.RecordCount);       db.qry.First;       i := 0;       while not db.qry.Eof do       begin         rows.tgoodss[i].goodsid := db.qry.fieldbyname('goodsid').asstring;         rows.tgoodss[i].barcode := db.qry.fieldbyname('barcode').asstring;         rows.tgoodss[i].goodsname := db.qry.fieldbyname('goodsname').asstring;         rows.tgoodss[i].pyjm := db.qry.fieldbyname('pyjm').asstring;         rows.tgoodss[i].gg := db.qry.fieldbyname('gg').asstring;         rows.tgoodss[i].kindid := db.qry.fieldbyname('kindid').asstring;         rows.tgoodss[i].jj := db.qry.fieldbyname('jj').AsFloat;         rows.tgoodss[i].lsj := db.qry.fieldbyname('lsj').AsFloat;         rows.tgoodss[i].kcxx := db.qry.fieldbyname('kcxx').AsFloat;         rows.tgoodss[i].kcsx := db.qry.fieldbyname('kcsx').AsFloat;         rows.tgoodss[i].unitid := db.qry.fieldbyname('unitid').asstring;         rows.tgoodss[i].kindname := db.qry.fieldbyname('kindname').asstring;         rows.tgoodss[i].unitname := db.qry.fieldbyname('unitname').asstring;         inc(i);         db.qry.Next;       end;       rows.status := 1;       rows.message := 'success';       result := serial.Serialize<TtgoodsArray>(rows);     except       on E: Exception do       begin         res.status := 0;         res.exception := E.message;         result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function insert(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       var rows: TtgoodsArray;       rows := serial.Deserialize<TtgoodsArray>(TEncoding.UTF8.GetString(body));       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.startTrans;       for var row: Ttgoods in rows.tgoodss do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'insert into tgoods (goodsid,barcode,goodsname,pyjm,gg,kindid,jj,lsj,kcxx,kcsx,unitid,kindname,unitname) values (:goodsid,:barcode,:goodsname,:pyjm,:gg,:kindid,:jj,:lsj,:kcxx,:kcsx,:unitid,:kindname,:unitname)';         db.qry.ParamByName('goodsid').AsString := row.goodsid;         db.qry.ParamByName('barcode').AsString := row.barcode;         db.qry.ParamByName('goodsname').AsString := row.goodsname;         db.qry.ParamByName('pyjm').AsString := row.pyjm;         db.qry.ParamByName('gg').AsString := row.gg;         db.qry.ParamByName('kindid').AsString := row.kindid;         db.qry.ParamByName('jj').AsFloat := row.jj;         db.qry.ParamByName('lsj').AsFloat := row.lsj;         db.qry.ParamByName('kcxx').AsFloat := row.kcxx;         db.qry.ParamByName('kcsx').AsFloat := row.kcsx;         db.qry.ParamByName('unitid').AsString := row.unitid;         db.qry.ParamByName('kindname').AsString := row.kindname;         db.qry.ParamByName('unitname').AsString := row.unitname;         db.qry.ExecSQL;       end;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function update(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       var rows: TtgoodsArray;       rows := serial.Deserialize<TtgoodsArray>(TEncoding.UTF8.GetString(body));       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.startTrans;       for var row: Ttgoods in rows.tgoodss do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'update tgoods set goodsid=:goodsid,barcode=:barcode,goodsname=:goodsname,pyjm=:pyjm,gg=:gg,kindid=:kindid,jj=:jj,lsj=:lsj,kcxx=:kcxx,kcsx=:kcsx,unitid=:unitid,kindname=:kindname,unitname=:unitname where goodsid=:key0';         db.qry.ParamByName('goodsid').AsString := row.goodsid;         db.qry.ParamByName('key0').value := row.goodsid;         db.qry.ParamByName('barcode').AsString := row.barcode;         db.qry.ParamByName('goodsname').AsString := row.goodsname;         db.qry.ParamByName('pyjm').AsString := row.pyjm;         db.qry.ParamByName('gg').AsString := row.gg;         db.qry.ParamByName('kindid').AsString := row.kindid;         db.qry.ParamByName('jj').AsFloat := row.jj;         db.qry.ParamByName('lsj').AsFloat := row.lsj;         db.qry.ParamByName('kcxx').AsFloat := row.kcxx;         db.qry.ParamByName('kcsx').AsFloat := row.kcsx;         db.qry.ParamByName('unitid').AsString := row.unitid;         db.qry.ParamByName('kindname').AsString := row.kindname;         db.qry.ParamByName('unitname').AsString := row.unitname;         db.qry.ExecSQL;       end;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function delete(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.qry.Close;       db.qry.SQL.Clear;       var where: string := ' where ' + TNetEncoding.URL.Decode(arr[5]);       db.qry.SQL.Text := 'delete from tgoods' + where;       db.qry.ExecSQL;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   end.

　　2）生成采购订单（主从表单据）代码

 

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359

unit rest.tcgdd,tcgdd2; //代码由代码工厂自动生成 //2022-07-19 {$I def.inc} interface   uses   {$IFDEF firedac}  db.firedac, db.firedacPool, {$ENDIF}   {$IFDEF unidac}db.unidac, db.unidacpool,  {$ENDIF}   classes, db, System.NetEncoding,   system.JSON.Serializers, yn.log, system.JSON, SysUtils, json.help;   type   Ttcgdd = record     [Serialize(1)] billid: string;     [Serialize(2)] adddate: TDateTime;     [Serialize(3)] supplierid: string;     [Serialize(4)] suppliername: string;     [Serialize(5)] warehouseid: string;     [Serialize(6)] warehousename: string;     [Serialize(7)] makerid: string;     [Serialize(8)] note: string;     [Serialize(9)] shenhe: string;     [Serialize(10)] maker: string;   end;     TtcgddArray = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tcgdds: TArray<Ttcgdd>;   end;   type   Ttcgdd2 = record     [Serialize(1)] billid: string;     [Serialize(2)] recno: integer;     [Serialize(3)] goodsid: string;     [Serialize(4)] goodsname: string;     [Serialize(5)] gg: string;     [Serialize(6)] dw: string;     [Serialize(7)] dj: double;     [Serialize(8)] qty: double;     [Serialize(9)] amount: double;   end;     Ttcgdd2Array = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tcgdd2s: TArray<Ttcgdd2>;   end;     Tmodels = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tcgdds: TArray<Ttcgdd>;     [Serialize(5)] tcgdd2s: TArray<Ttcgdd2>;   end;     TRes = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;   end;   function select(url: string; body: TBytes): string;   function insert(url: string; body: TBytes): string;   function update(url: string; body: TBytes): string;   function delete(url: string; body: TBytes): string;   implementation   function select(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: TArray<string>;   serial: TJsonSerializer;   rows: Tmodels;   i: integer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       var where: string;       db.qry.Close;       db.qry.SQL.Clear;       if high(arr) >= 5 then         where := ' where ' + TNetEncoding.URL.Decode(arr[5]);       db.qry.SQL.Text := 'select * from tcgdd' + where;       db.qry.Open;       if db.qry.isempty then       begin         rows.status := 0;         rows.exception := 'No found any data.';         result := serial.Serialize<Tmodels>(rows);         exit;       end;       SetLength(rows.tcgdds, db.qry.RecordCount);       db.qry.First;       i := 0;       while not db.qry.Eof do       begin         rows.tcgdds[i].billid := db.qry.fieldbyname('billid').asstring;         rows.tcgdds[i].adddate := db.qry.fieldbyname('adddate').AsDateTime;         rows.tcgdds[i].supplierid := db.qry.fieldbyname('supplierid').asstring;         rows.tcgdds[i].suppliername := db.qry.fieldbyname('suppliername').asstring;         rows.tcgdds[i].warehouseid := db.qry.fieldbyname('warehouseid').asstring;         rows.tcgdds[i].warehousename := db.qry.fieldbyname('warehousename').asstring;         rows.tcgdds[i].makerid := db.qry.fieldbyname('makerid').asstring;         rows.tcgdds[i].note := db.qry.fieldbyname('note').asstring;         rows.tcgdds[i].shenhe := db.qry.fieldbyname('shenhe').asstring;         rows.tcgdds[i].maker := db.qry.fieldbyname('maker').asstring;         inc(i);         db.qry.Next;       end;       db.qry.Close;       db.qry.SQL.Clear;       if high(arr) >= 5 then         where := ' where ' + TNetEncoding.URL.Decode(arr[6]);       db.qry.SQL.Text := 'select * from tcgdd2' + where;       db.qry.Open;       if db.qry.isempty then       begin         rows.status := 0;         rows.exception := 'No found any data.';         result := serial.Serialize<Tmodels>(rows);         exit;       end;       SetLength(rows.tcgdd2s, db.qry.RecordCount);       db.qry.First;       i := 0;       while not db.qry.Eof do       begin         rows.tcgdd2s[i].billid := db.qry.fieldbyname('billid').asstring;         rows.tcgdd2s[i].recno := db.qry.fieldbyname('recno').asinteger;         rows.tcgdd2s[i].goodsid := db.qry.fieldbyname('goodsid').asstring;         rows.tcgdd2s[i].goodsname := db.qry.fieldbyname('goodsname').asstring;         rows.tcgdd2s[i].gg := db.qry.fieldbyname('gg').asstring;         rows.tcgdd2s[i].dw := db.qry.fieldbyname('dw').asstring;         rows.tcgdd2s[i].dj := db.qry.fieldbyname('dj').AsFloat;         rows.tcgdd2s[i].qty := db.qry.fieldbyname('qty').AsFloat;         rows.tcgdd2s[i].amount := db.qry.fieldbyname('amount').AsFloat;         inc(i);         db.qry.Next;       end;       rows.status := 1;       rows.message := 'success';       result := serial.Serialize<Tmodels>(rows);     except       on E: Exception do       begin         res.status := 0;         res.exception := E.message;         result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function insert(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       var rows: Tmodels;       rows := serial.Deserialize<Tmodels>(TEncoding.UTF8.GetString(body));       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.startTrans;       for var row: Ttcgdd in rows.tcgdds do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'insert into tcgdd (billid,adddate,supplierid,suppliername,warehouseid,warehousename,makerid,note,shenhe,maker) values (:billid,:adddate,:supplierid,:suppliername,:warehouseid,:warehousename,:makerid,:note,:shenhe,:maker)';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('adddate').AsDateTime := row.adddate;         db.qry.ParamByName('supplierid').AsString := row.supplierid;         db.qry.ParamByName('suppliername').AsString := row.suppliername;         db.qry.ParamByName('warehouseid').AsString := row.warehouseid;         db.qry.ParamByName('warehousename').AsString := row.warehousename;         db.qry.ParamByName('makerid').AsString := row.makerid;         db.qry.ParamByName('note').AsString := row.note;         db.qry.ParamByName('shenhe').AsString := row.shenhe;         db.qry.ParamByName('maker').AsString := row.maker;         db.qry.ExecSQL;       end;       for var row: Ttcgdd2 in rows.tcgdd2s do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'insert into tcgdd2 (billid,recno,goodsid,goodsname,gg,dw,dj,qty,amount) values (:billid,:recno,:goodsid,:goodsname,:gg,:dw,:dj,:qty,:amount)';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('recno').AsInteger := row.recno;         db.qry.ParamByName('goodsid').AsString := row.goodsid;         db.qry.ParamByName('goodsname').AsString := row.goodsname;         db.qry.ParamByName('gg').AsString := row.gg;         db.qry.ParamByName('dw').AsString := row.dw;         db.qry.ParamByName('dj').AsFloat := row.dj;         db.qry.ParamByName('qty').AsFloat := row.qty;         db.qry.ParamByName('amount').AsFloat := row.amount;         db.qry.ExecSQL;       end;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function update(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       var rows: Tmodels;       rows := serial.Deserialize<Tmodels>(TEncoding.UTF8.GetString(body));       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.startTrans;       for var row: Ttcgdd in rows.tcgdds do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'update tcgdd set billid=:billid,adddate=:adddate,supplierid=:supplierid,suppliername=:suppliername,warehouseid=:warehouseid,warehousename=:warehousename,makerid=:makerid,note=:note,shenhe=:shenhe,maker=:maker where billid=:key0';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('key0').value := row.billid;         db.qry.ParamByName('adddate').AsDateTime := row.adddate;         db.qry.ParamByName('supplierid').AsString := row.supplierid;         db.qry.ParamByName('suppliername').AsString := row.suppliername;         db.qry.ParamByName('warehouseid').AsString := row.warehouseid;         db.qry.ParamByName('warehousename').AsString := row.warehousename;         db.qry.ParamByName('makerid').AsString := row.makerid;         db.qry.ParamByName('note').AsString := row.note;         db.qry.ParamByName('shenhe').AsString := row.shenhe;         db.qry.ParamByName('maker').AsString := row.maker;         db.qry.ExecSQL;       end;       for var row: Ttcgdd2 in rows.tcgdd2s do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'update tcgdd2 set billid=:billid,recno=:recno,goodsid=:goodsid,goodsname=:goodsname,gg=:gg,dw=:dw,dj=:dj,qty=:qty,amount=:amount where billid=:key0 and recno=:key1';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('key0').value := row.billid;         db.qry.ParamByName('recno').AsInteger := row.recno;         db.qry.ParamByName('key1').value := row.recno;         db.qry.ParamByName('goodsid').AsString := row.goodsid;         db.qry.ParamByName('goodsname').AsString := row.goodsname;         db.qry.ParamByName('gg').AsString := row.gg;         db.qry.ParamByName('dw').AsString := row.dw;         db.qry.ParamByName('dj').AsFloat := row.dj;         db.qry.ParamByName('qty').AsFloat := row.qty;         db.qry.ParamByName('amount').AsFloat := row.amount;         db.qry.ExecSQL;       end;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function delete(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       var where: string;       db.startTrans;       db.qry.Close;       db.qry.SQL.Clear;       where := ' where ' + TNetEncoding.URL.Decode(arr[5]);       db.qry.SQL.Text := 'delete from tcgdd' + where;       db.qry.ExecSQL;       db.qry.Close;       db.qry.SQL.Clear;       where := ' where ' + TNetEncoding.URL.Decode(arr[6]);       db.qry.SQL.Text := 'delete from tcgdd2' + where;       db.qry.ExecSQL;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   end.

3）“一对多”代码生成

sql语句

?

1	select a.* from tcgdd a left join twarehouse b on a.warehouseid=b.ckid;select a.* from tcgdd2 a left join tgoods b on a.goodsid=b.goodsid

　　

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359

unit rest.; //代码由代码工厂自动生成 //2022-07-19 {$I def.inc} interface   uses   {$IFDEF firedac}  db.firedac, db.firedacPool, {$ENDIF}   {$IFDEF unidac}db.unidac, db.unidacpool,  {$ENDIF}   classes, db, System.NetEncoding,   system.JSON.Serializers, yn.log, system.JSON, SysUtils, json.help;   type   Ttcgdd = record     [Serialize(1)] billid: string;     [Serialize(2)] adddate: TDateTime;     [Serialize(3)] supplierid: string;     [Serialize(4)] suppliername: string;     [Serialize(5)] warehouseid: string;     [Serialize(6)] warehousename: string;     [Serialize(7)] makerid: string;     [Serialize(8)] note: string;     [Serialize(9)] shenhe: string;     [Serialize(10)] maker: string;   end;     TtcgddArray = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tcgdds: TArray<Ttcgdd>;   end;   type   Ttcgdd2 = record     [Serialize(1)] billid: string;     [Serialize(2)] recno: integer;     [Serialize(3)] goodsid: string;     [Serialize(4)] goodsname: string;     [Serialize(5)] gg: string;     [Serialize(6)] dw: string;     [Serialize(7)] dj: double;     [Serialize(8)] qty: double;     [Serialize(9)] amount: double;   end;     Ttcgdd2Array = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tcgdd2s: TArray<Ttcgdd2>;   end;     Tmodels = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;     [Serialize(4)] tcgdds: TArray<Ttcgdd>;     [Serialize(5)] tcgdd2s: TArray<Ttcgdd2>;   end;     TRes = record     [Serialize(1)] status: integer;     [Serialize(2)] exception: string;     [Serialize(3)] message: string;   end;   function select(url: string; body: TBytes): string;   function insert(url: string; body: TBytes): string;   function update(url: string; body: TBytes): string;   function delete(url: string; body: TBytes): string;   implementation   function select(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: TArray<string>;   serial: TJsonSerializer;   rows: Tmodels;   i: integer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       var where: string;       db.qry.Close;       db.qry.SQL.Clear;       if high(arr) >= 5 then         where := ' where ' + TNetEncoding.URL.Decode(arr[5]);       db.qry.SQL.Text := 'select a.* from tcgdd a left join twarehouse b on a.warehouseid=b.ckid' + where;       db.qry.Open;       if db.qry.isempty then       begin         rows.status := 0;         rows.exception := 'No found any data.';         result := serial.Serialize<Tmodels>(rows);         exit;       end;       SetLength(rows.tcgdds, db.qry.RecordCount);       db.qry.First;       i := 0;       while not db.qry.Eof do       begin         rows.tcgdds[i].billid := db.qry.fieldbyname('billid').asstring;         rows.tcgdds[i].adddate := db.qry.fieldbyname('adddate').AsDateTime;         rows.tcgdds[i].supplierid := db.qry.fieldbyname('supplierid').asstring;         rows.tcgdds[i].suppliername := db.qry.fieldbyname('suppliername').asstring;         rows.tcgdds[i].warehouseid := db.qry.fieldbyname('warehouseid').asstring;         rows.tcgdds[i].warehousename := db.qry.fieldbyname('warehousename').asstring;         rows.tcgdds[i].makerid := db.qry.fieldbyname('makerid').asstring;         rows.tcgdds[i].note := db.qry.fieldbyname('note').asstring;         rows.tcgdds[i].shenhe := db.qry.fieldbyname('shenhe').asstring;         rows.tcgdds[i].maker := db.qry.fieldbyname('maker').asstring;         inc(i);         db.qry.Next;       end;       db.qry.Close;       db.qry.SQL.Clear;       if high(arr) >= 5 then         where := ' where ' + TNetEncoding.URL.Decode(arr[6]);       db.qry.SQL.Text := 'select a.* from tcgdd2 a left join tgoods b on a.goodsid=b.goodsid' + where;       db.qry.Open;       if db.qry.isempty then       begin         rows.status := 0;         rows.exception := 'No found any data.';         result := serial.Serialize<Tmodels>(rows);         exit;       end;       SetLength(rows.tcgdd2s, db.qry.RecordCount);       db.qry.First;       i := 0;       while not db.qry.Eof do       begin         rows.tcgdd2s[i].billid := db.qry.fieldbyname('billid').asstring;         rows.tcgdd2s[i].recno := db.qry.fieldbyname('recno').asinteger;         rows.tcgdd2s[i].goodsid := db.qry.fieldbyname('goodsid').asstring;         rows.tcgdd2s[i].goodsname := db.qry.fieldbyname('goodsname').asstring;         rows.tcgdd2s[i].gg := db.qry.fieldbyname('gg').asstring;         rows.tcgdd2s[i].dw := db.qry.fieldbyname('dw').asstring;         rows.tcgdd2s[i].dj := db.qry.fieldbyname('dj').AsFloat;         rows.tcgdd2s[i].qty := db.qry.fieldbyname('qty').AsFloat;         rows.tcgdd2s[i].amount := db.qry.fieldbyname('amount').AsFloat;         inc(i);         db.qry.Next;       end;       rows.status := 1;       rows.message := 'success';       result := serial.Serialize<Tmodels>(rows);     except       on E: Exception do       begin         res.status := 0;         res.exception := E.message;         result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function insert(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       var rows: Tmodels;       rows := serial.Deserialize<Tmodels>(TEncoding.UTF8.GetString(body));       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.startTrans;       for var row: Ttcgdd in rows.tcgdds do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'insert into tcgdd (billid,adddate,supplierid,suppliername,warehouseid,warehousename,makerid,note,shenhe,maker) values (:billid,:adddate,:supplierid,:suppliername,:warehouseid,:warehousename,:makerid,:note,:shenhe,:maker)';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('adddate').AsDateTime := row.adddate;         db.qry.ParamByName('supplierid').AsString := row.supplierid;         db.qry.ParamByName('suppliername').AsString := row.suppliername;         db.qry.ParamByName('warehouseid').AsString := row.warehouseid;         db.qry.ParamByName('warehousename').AsString := row.warehousename;         db.qry.ParamByName('makerid').AsString := row.makerid;         db.qry.ParamByName('note').AsString := row.note;         db.qry.ParamByName('shenhe').AsString := row.shenhe;         db.qry.ParamByName('maker').AsString := row.maker;         db.qry.ExecSQL;       end;       for var row: Ttcgdd2 in rows.tcgdd2s do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'insert into tcgdd2 (billid,recno,goodsid,goodsname,gg,dw,dj,qty,amount) values (:billid,:recno,:goodsid,:goodsname,:gg,:dw,:dj,:qty,:amount)';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('recno').AsInteger := row.recno;         db.qry.ParamByName('goodsid').AsString := row.goodsid;         db.qry.ParamByName('goodsname').AsString := row.goodsname;         db.qry.ParamByName('gg').AsString := row.gg;         db.qry.ParamByName('dw').AsString := row.dw;         db.qry.ParamByName('dj').AsFloat := row.dj;         db.qry.ParamByName('qty').AsFloat := row.qty;         db.qry.ParamByName('amount').AsFloat := row.amount;         db.qry.ExecSQL;       end;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function update(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       var rows: Tmodels;       rows := serial.Deserialize<Tmodels>(TEncoding.UTF8.GetString(body));       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       db.startTrans;       for var row: Ttcgdd in rows.tcgdds do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'update tcgdd set billid=:billid,adddate=:adddate,supplierid=:supplierid,suppliername=:suppliername,warehouseid=:warehouseid,warehousename=:warehousename,makerid=:makerid,note=:note,shenhe=:shenhe,maker=:maker where billid=:key0';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('key0').value := row.billid;         db.qry.ParamByName('adddate').AsDateTime := row.adddate;         db.qry.ParamByName('supplierid').AsString := row.supplierid;         db.qry.ParamByName('suppliername').AsString := row.suppliername;         db.qry.ParamByName('warehouseid').AsString := row.warehouseid;         db.qry.ParamByName('warehousename').AsString := row.warehousename;         db.qry.ParamByName('makerid').AsString := row.makerid;         db.qry.ParamByName('note').AsString := row.note;         db.qry.ParamByName('shenhe').AsString := row.shenhe;         db.qry.ParamByName('maker').AsString := row.maker;         db.qry.ExecSQL;       end;       for var row: Ttcgdd2 in rows.tcgdd2s do       begin         db.qry.Close;         db.qry.SQL.Clear;         db.qry.SQL.Text := 'update tcgdd2 set billid=:billid,recno=:recno,goodsid=:goodsid,goodsname=:goodsname,gg=:gg,dw=:dw,dj=:dj,qty=:qty,amount=:amount where billid=:key0 and recno=:key1';         db.qry.ParamByName('billid').AsString := row.billid;         db.qry.ParamByName('key0').value := row.billid;         db.qry.ParamByName('recno').AsInteger := row.recno;         db.qry.ParamByName('key1').value := row.recno;         db.qry.ParamByName('goodsid').AsString := row.goodsid;         db.qry.ParamByName('goodsname').AsString := row.goodsname;         db.qry.ParamByName('gg').AsString := row.gg;         db.qry.ParamByName('dw').AsString := row.dw;         db.qry.ParamByName('dj').AsFloat := row.dj;         db.qry.ParamByName('qty').AsFloat := row.qty;         db.qry.ParamByName('amount').AsFloat := row.amount;         db.qry.ExecSQL;       end;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   function delete(url: string; body: TBytes): string; var   db: tdb;   pool: tdbpool;   arr: tarray<string>;   serial: TJsonSerializer;   res: TRes; begin   serial := TJsonSerializer.Create;   try     try       arr := url.Split(['/']);       pool := GetDBPool(arr[4]);       db := pool.Lock;       var where: string;       db.startTrans;       db.qry.Close;       db.qry.SQL.Clear;       where := ' where ' + TNetEncoding.URL.Decode(arr[5]);       db.qry.SQL.Text := 'delete from tcgdd' + where;       db.qry.ExecSQL;       db.qry.Close;       db.qry.SQL.Clear;       where := ' where ' + TNetEncoding.URL.Decode(arr[6]);       db.qry.SQL.Text := 'delete from tcgdd2' + where;       db.qry.ExecSQL;       db.commitTrans;       res.status := 1;       res.message := 'success';       Result := serial.Serialize<TRes>(res);     except       on E: Exception do       begin         db.rollbackTrans;         res.status := 0;         res.exception := E.Message;         Result := serial.Serialize<TRes>(res);       end;     end;   finally     pool.Unlock(db);     serial.Free;   end; end;   end.