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Added error checking but broke other things TODO: fix gen_sql_stmt

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xavi 2024-09-03 21:21:34 -07:00
parent daabdcbfac
commit 22e71dd40a
1 changed files with 68 additions and 20 deletions
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88
src/dodo.c
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@ -5,6 +5,10 @@
#include "x_curses.h"
#define SQLQUERY_MAX 100
#define TODAY_COL_START -1
#define BACKLOG_COL_START 33
#define BLOCKED_COL_START 66
#define FIXED_WIDTH 19
int checksqlerr(int rc, char *errmsg){
if( rc!=SQLITE_OK ){
@ -72,14 +76,19 @@ void view_heading(){
printf("\n");
}
sqlite3_stmt *print_select_test(sqlite3 *db, char* colnames, char* table, char* status){
// Generate the sql statement by giving the columns, table, and current task list wanted
// TODO make the stmt an arg pass and return an int
// TODO ME THINKS THIS IS THE NEXT THING TO DO BECAUSE BREAKING EVERYTHING
sqlite3_stmt *gen_sql_stmt(sqlite3 *db, char* colnames, char* table, char* status){
char sql_query[SQLQUERY_MAX];
int rc = 0;
sqlite3_stmt *out_stmt;
snprintf(sql_query, SQLQUERY_MAX, "SELECT %s FROM %s WHERE status='%s'", colnames, table, status);
rc = sqlite3_prepare_v2(db, sql_query, -1, &out_stmt, NULL);
checksqlerr(rc, "prepare broken");
if (checksqlerr(rc, "prepare broken in gen_sql_stmt")){
return NULL;
}
return out_stmt;
}
@ -90,12 +99,17 @@ int get_num_rows(sqlite3 *db, char* table, char* status){
char *sql_query = "SELECT COUNT(*) FROM tasks WHERE status = ?";
sqlite3_stmt *out_stmt;
int rc = 0;
char *col_name = "COUNT(*)";
rc = sqlite3_prepare_v2(db, sql_query, -1, &out_stmt, NULL);
checksqlerr(rc, "prepare broken");
if ( ( out_stmt = gen_sql_stmt(db, col_name, table, status) ) == NULL ){
return 1;
}
//rc = sqlite3_prepare_v2(db, sql_query, -1, &out_stmt, NULL);
//checksqlerr(rc, "prepare broken in get_num_rows");
rc = sqlite3_bind_text(out_stmt, 1, status, -1, SQLITE_STATIC);
checksqlerr(rc, "bind broken");
checksqlerr(rc, "bind broken in get_num_rows");
while ( rc = sqlite3_step(out_stmt) == SQLITE_ROW ){
return sqlite3_column_int(out_stmt, 0);
@ -107,34 +121,65 @@ int get_num_rows(sqlite3 *db, char* table, char* status){
// Print columns
int print_fixed_width(const unsigned char* str){
if (str){
printf("%-19.19s", str);
printf("%-*.*s", FIXED_WIDTH, FIXED_WIDTH, str);
}else{
printf("%-19.19s","");
printf("%-*.*s", FIXED_WIDTH, FIXED_WIDTH, "");
}
}
void display_status_list(int start_col, sqlite3 *db, char* colnames, char* table, char* status){
int display_task_list(int start_col, sqlite3 *db, char* colnames, char* table, char* status){
static int max_rows = 0;
int rc = 0;
int i = 0;
int numrows = 0;
int num_rows = 0;
int num_cols = 0;
char* errmsg;
const unsigned char* col_val;
sqlite3_stmt* out_stmt;
// Start col for the current task list
X_goright(start_col);
numrows = get_num_rows(db, table, status);
out_stmt = print_select_test(db, colnames, table, status);
// Get the number of rows in current task list
num_rows = get_num_rows(db, table, status);
// Then keep track of the furthest down we go
if (num_rows > max_rows){
max_rows = num_rows;
}
// Generate the sql statement by giving the columns, table, and current task list wanted
if ( ( out_stmt = gen_sql_stmt(db, colnames, table, status) ) == NULL ){
return 1;
}
// while there is still rows available
while ( rc = sqlite3_step(out_stmt) == SQLITE_ROW ){
// for each column print the column
num_cols = sqlite3_column_count(out_stmt);
for (i = 0; i < num_cols; i++){
col_val = sqlite3_column_text(out_stmt, i);
print_fixed_width(col_val);
}
// move down one and over to the start of the current task column
printf("\n");
X_goright(start_col);
}
X_goup(numrows);
// if while loop broke and rc returned an error
if ( rc == SQLITE_ERROR ){
X_godown(max_rows);
checksqlerr(rc, "step broken in display_task_list");
return 1;
}
// Once the task list is completely printed
// reset to the top of the task lists
X_goup(num_rows);
// if it is the last task list move down one past the longest list
if ( status == "blocked"){
X_godown(max_rows);
}
return 0;
}
// Print kanban table
@ -149,17 +194,24 @@ int view(sqlite3 *db){
// Print Heading
view_heading();
// Print "today" tasks
display_status_list(-1, db, colnames, table, status);
if ( display_task_list(TODAY_COL_START, db, colnames, table, status) ){
return 1;
}
// Print "backlog" tasks
status = "backlog";
display_status_list(33, db, colnames, table, status);
if ( display_task_list(BACKLOG_COL_START, db, colnames, table, status) ){
return 1;
}
// Print "blocked" tasks
status = "blocked";
display_status_list(66, db, colnames, table, status);
if ( display_task_list(BLOCKED_COL_START, db, colnames, table, status) ){
return 1;
}
return 0;
}
int main( int argc, char **argv ){
@ -168,10 +220,6 @@ int main( int argc, char **argv ){
char* home_dir = getenv("HOME");
char* filename = x_strconcat(home_dir, DB_PATH);
//puts(filename);
//puts(filename);
rc = opendb(&db, filename);
rc = view(db);