From bb57317f22b94970d78a97915763b0dbe1d7742d Mon Sep 17 00:00:00 2001
From: FreeArtMan <dos21h@gmail.com>
Date: Sun, 29 Oct 2017 15:44:42 +0000
Subject: Make rpc and todo command working, with sqlite shitz

---
 cmd/cmd_todo.c | 181 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 179 insertions(+), 2 deletions(-)

(limited to 'cmd/cmd_todo.c')

diff --git a/cmd/cmd_todo.c b/cmd/cmd_todo.c
index 2b3993b..50218b0 100644
--- a/cmd/cmd_todo.c
+++ b/cmd/cmd_todo.c
@@ -1,10 +1,105 @@
 #include "cmd_todo.h"
 
+static int add_todo(sqlite3 *db, char *user, char *todo)
+{
+  int rc;
+
+  char sql_add_table[1024];
+  snprintf(sql_add_table, 1024, "INSERT INTO todo(user,todo) VALUES('%s','%s');", user, todo);
+  printf("%s\n", sql_add_table);
+  
+  if ((rc = sqlite3_exec(db, sql_add_table, 0, 0, 0)) != SQLITE_OK)
+  {
+    printf("Cannot prepare statment: %s\n", sqlite3_errmsg(db));
+    return -1;
+  }
+
+  return 0;
+}
+
+static int cb_list_todo_table(void *param1, int argc, char **argv, char **cname)
+{
+  int i;
+
+  sds *out = (sds *)param1;
+  //sds local_out = sdsempty();
+
+  for (i=0; i<argc; i++)
+  {
+    printf("%s = %s, ", cname[i], argv[i] ? argv[i] : "NULL");
+    if (strncmp(cname[i],"id",2) == 0)
+    {
+      *out = sdscat(*out, argv[i]);
+      *out = sdscat(*out, " - ");
+    } else if (strncmp(cname[i],"todo",4) == 0)
+    {
+      *out = sdscat(*out, argv[i]);
+      *out = sdscat(*out, "\n");
+    }
+  }
+
+  printf("\n");
+
+  return 0;
+}
+
+static int list_todo(sqlite3 *db, char *user, sds *out)
+{
+  int rc;
+  char *err_msg = NULL;
+
+  char sql_list_table[1024];
+  snprintf(sql_list_table, 1024, "SELECT * FROM todo WHERE user='%s'", user);
+
+  if ((rc = sqlite3_exec(db, sql_list_table, cb_list_todo_table, out, &err_msg )) != SQLITE_OK)
+  {
+    printf("Cant list todo: %s\n", err_msg);
+
+    sqlite3_free(err_msg);
+
+    return -1;
+  }
+
+  return 0;
+}
+
+static int del_todo(sqlite3 *db, char *user, int id)
+{
+  int rc;
+  char *err_msg;
+
+  char sql_del_table[1024];
+  snprintf(sql_del_table, 1024, "DELETE FROM todo WHERE user='%s' AND id=%d;", user, id);
+
+  if ((rc = sqlite3_exec(db, sql_del_table, 0, 0, &err_msg )) != SQLITE_OK)
+  {
+    printf("Cant del todo: %s\n", err_msg);
+
+    sqlite3_free(err_msg);
+
+    return -1;
+  }
+
+  return 0;
+}
+
 void *cmd_todo(void *data)
 {
   char *ret = NULL;
   char *req_data = NULL;
   int fret;
+  int rc;
+  int i;
+
+  int count;
+  sds params = sdsempty();
+  sds out_result = sdsempty(), out_todo = sdsempty();
+  sds *tokens;
+
+  sqlite3 *db=NULL;
+  sqlite3_stmt *res=NULL;
+  char *err_msg = NULL;
+  int table_todo_exists=1;
 
   rpc_call_request  *req  = NULL;
   rpc_call_response *resp = NULL;
@@ -42,8 +137,90 @@ void *cmd_todo(void *data)
   //----------------------------------------------------------------------------
   //main code
 
-  PRINT("%s-%s-%s-%s-%s\n", req->method, req->params, req->user, req->mask, req->server);
+  PRINT("(%s)-(%s)-(%s)-(%s)-(%s)\n", req->method, req->params, req->user, req->mask, req->server);
+
+  if ((rc = sqlite3_open("todo.db", &db)) != SQLITE_OK)
+  {
+    printf("Cannot open todo database: %s\n", sqlite3_errmsg(db));
+    sqlite3_close(db);
+
+    return 1;
+  }
+
+  //check if table excists
+  char *sql_check_table = "SELECT COUNT(*) FROM sqlite_master WHERE type='table' AND name='todo'";
+  if ((rc = sqlite3_prepare_v2(db, sql_check_table, -1, &res, 0)) != SQLITE_OK)
+  {
+    printf("Cannot prepare statment: %s\n", sqlite3_errmsg(db));
+    sqlite3_close(db);
+    return 1;
+  }
+
+  rc = sqlite3_step(res);
+  if (rc == SQLITE_ROW)
+  {
+    int iret = sqlite3_column_int(res, 0);
+    //printf("%d\n", iret);
+    if (iret == 0)
+    {
+      table_todo_exists = 0;
+    } else
+    {
+      table_todo_exists = 1;
+    }
+  }
+
+  //if table doesnt excists then create new one
+  if (table_todo_exists == 0)
+  {
+    char *sql_create_table = "CREATE TABLE todo(id INTEGER PRIMARY KEY AUTOINCREMENT, user TEXT, todo TEXT)";
+    if ((rc = sqlite3_exec(db, sql_create_table, 0, 0, &err_msg)) != SQLITE_OK)
+    {
+      printf("Cant create table: %s\n", err_msg);
+      sqlite3_free(err_msg);
+      sqlite3_close(db);
+    }
+  }
+
+  params = sdsnew(req->params);
+  tokens = sdssplitargs(params, &count);
+  if (strncmp(tokens[1],"add",3) == 0)
+  {
+    PRINT("ADD\n");
+    if (count > 2)
+    {
+      sds sAdd = sdsempty();
+      for (i=2;i<count;i++)
+      {
+        sAdd = sdscat(sAdd, tokens[i]);
+        sAdd = sdscat(sAdd, " ");
+      }
+      add_todo(db, req->user, sAdd);
+    }
+  } else if (strncmp(tokens[1],"del",3) == 0)
+  {
+    PRINT("DEL\n");
+    if (count > 2)
+    {
+      int id = atoi(tokens[2]);
+      del_todo(db, req->user, id);
+    }
+    
+  } else if (strncmp(tokens[1],"list",4) == 0)
+  {
+    PRINT("LIST\n");
+    list_todo(db, req->user, &out_todo);
+    PRINT("%s\n",out_todo);
+    out_result = sdscatsds(out_result, out_todo);
+    out_result[sdslen(out_result)-1] = 0; //dirty hack mate
+    sdsfree(out_todo);
+  } else
+  {
+
+  }
 
+  sqlite3_finalize(res);
+  sqlite3_close(db);
 
   //----------------------------------------------------------------------------
   //prepare response
@@ -51,7 +228,7 @@ void *cmd_todo(void *data)
   nb_init(nb_resp);
 
   PNL();
-  resp = rpc_call_resp_new("Success","None",1);
+  resp = rpc_call_resp_new(out_result,"None",1);
   resp->user = alloc_new_str(" ");
   resp->server = alloc_new_str(" ");
   resp->mask = alloc_new_str(" ");
-- 
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