From 2bd678e6b860d7996cffcd48605d12ce52379e22 Mon Sep 17 00:00:00 2001
From: ache <ache@ache.one>
Date: Fri, 11 Sep 2020 14:16:45 +0200
Subject: Answer SMS

---
 main.c | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 65 insertions(+), 8 deletions(-)

diff --git a/main.c b/main.c
index 1a1b532..be077fd 100644
--- a/main.c
+++ b/main.c
@@ -376,14 +376,31 @@ int main(int argc, char* argv[]){
             case 'i':
             case 's': {
                 char* number = NULL;
+                contact* currentContact = getContactSelected();
+                char* contactName = "???";
+                sms* lastMessage = NULL;
 
-                if( ! currentConv ) {
-                    contact* tmp = getContactSelected();
-                    if( !tmp )
+                if( currentContact )
+                    contactName = currentContact->display_name;
+
+                if( currentConv ) {
+                    number = currentConv->number;
+                    int tmpLastIndex = currentConv->nbSMS - 1;
+
+                    while(tmpLastIndex >= 0 && currentConv->listSMS[tmpLastIndex].in_out)
+                        tmpLastIndex--;
+
+                    if( tmpLastIndex >= 0 )
+                        lastMessage = &currentConv->listSMS[tmpLastIndex];
+
+                }
+                else {
+                    if( !contactName ) {
+                        // Should be a repported error
                         break;
-                    number = tmp->number;
+                    }
+                    number = currentContact->number;
                 }
-                else number = currentConv->number;
 
                 const char* defaultEditor = "vim",
                       * const envEditor = getenv("EDITOR"),
@@ -397,7 +414,21 @@ int main(int argc, char* argv[]){
                 FILE* tmp = NULL;
                 char fileName[] = "mesms_XXXXXX";
                 int fd = mkstemp(fileName);
-                close(fd);
+                {
+                    FILE* infos = fdopen(fd, "w");
+                    fputc('\n', infos);
+                    if( lastMessage && lastMessage->text) {
+                        fprintf(infos, "\n\n# >");
+                        for(int i = 0; lastMessage->text[i]; ++i) {
+                            if(lastMessage->text[i] == '\n')
+                                fprintf(infos, "\n# >");
+                            else
+                                fputc(lastMessage->text[i], infos);
+                        }
+                    }
+                    fprintf(infos, "\n#\n# %s", contactName);
+                    fclose(infos);
+                }
 
                 char* cmd = malloc(2 + strlen(defaultEditor) +
                     strlen(fileName) );
@@ -405,17 +436,45 @@ int main(int argc, char* argv[]){
 
 edit:
                 system(cmd);
+                free(cmd);
                 {
                     FILE* r = fopen(fileName,"r");
                     FILE* t = tmpfile();
                     int c = 0;
                     int nb = 0;
+                    int lastCR = -1;
+                    fpos_t posLastCR = {};
+
                     while( (c = fgetc(r)) != EOF ) {
+                        if(c == '\n') {
+                            bool isEnd = 1;
+                            lastCR = nb;
+                            fgetpos(r, &posLastCR);
+                            int C = c;
+
+                            while( (C = fgetc(r)) != EOF) {
+                                if(C == '\n');
+                                else if(C == '#')
+                                    while( (C = fgetc(r)) != '\n' && C != EOF);
+                                else {
+                                    isEnd = 0;
+                                    break;
+                                }
+                            }
+
+                            if(isEnd) {
+                                break;
+                            } else {
+                                fsetpos(r, &posLastCR);
+                            }
+                        }
+
                         nb++;
                         fputc(c,t);
                     }
                     char* string = malloc( nb+1 );
                     fclose(r);
+                    unlink( fileName );
                     rewind(t);
                     nb = 0;
                     while( (c = fgetc(t)) != EOF ) {
@@ -448,8 +507,6 @@ edit:
                         goto edit;
                     }
                 }
-                free(cmd);
-                unlink( fileName );
                 resize();
             }
             case KEY_HOME:
-- 
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